The ADAR7251 is a 16-bit, 4-channel, simultaneous sampling analog-to-digital converter (ADC) designed especially for applications such as automotive LSR-FMCW or FSK-FMCW radar systems. Each of the four channels contains a low noise amplifier (LNA), a programmable gain amplifier (PGA), an equalizer, a multibit ?-? ADC, and a decimation filter.The front-end circuitry is designed to allow direct connection to an MMIC output with few external passive components. The ADAR7251 eliminates the need for a high order antialiasing filter, driver op amps, and external bipolar supplies. The ADAR7251 also offers precise channel-to-channel drift matching.The ADAR7251 features an on-chip phase-locked loop (PLL) that allows a range of clock frequencies for flexibility in the system. The CONV_START input and DATA_READY output signals synchronize the ADC with an external ramp for applications such as FSK-FMCW radar.The ADAR7251 supports serial and parallel interfaces at programmable sample rates from 300 kSPS to 1.8 MSPS, as well as easy connections to digital signal processors (DSPs) and microcontroller units (MCUs) in the system.APPLICATIONS Automotive LSR systems Data acquisition systems

The ADATE209 is a dual pin driver designed for testing DDR2, DDR3, and DDR4. It can also be used for high speed SoC applications, such as testing PCI Express 1.0 and HDMI?. The device is a three-level driver capable of high fidelity swings from 200 mV to 4 V over a ?1 V to +3.5 V range. It has rise/fall times (20% to 80%) under 120 ps for a 2 V programmed swing and 150 ps for a 3 V programmed swing, and is capable of supporting data rates of 4.4 Gbps and 3.2 Gbps, respectively.The device is capable of high speed transitions into and out of termination mode. It also contains peaking/pre-emphasis circuitry.The ADATE209 is available in an 8 mm ? 8 mm, 49-ball CSP_BGA.APPLICATIONS Automatic test equipment Semiconductor test systems Board test systems Instrumentation and characterization equipment High speed memory testing (DDR2/DDR3/DDR4) HDMI testing

The ADAU1401A is a complete, single-chip audio system with 28-/56-bit audio DSP, ADCs, DACs, and microcontroller-like control interfaces. Signal processing includes equalization, cross-over, bass enhancement, multiband dynamics processing, delay compensation, speaker compensation, and stereo image widening. This processing can be used to compensate for real-world limitations of speakers, amplifiers, and listening environments, providing dramatic improvements in perceived audio quality.The signal processing of the ADAU1401A is comparable to that found in high end studio equipment. Most processing is done in full 56-bit, double-precision mode, resulting in very good low level signal performance. The ADAU1401A is a fully programmable DSP. The easy to use SigmaStudio? software allows the user to graphically configure a custom signal processing flow using blocks such as biquad filters, dynamics processors, level controls, and GPIO interface controls.The ADAU1401A programs can be loaded on power-up either from a serial EEPROM through its own self-boot mechanism or from an external microcontroller. On power-down, the current state of the parameters can be written back to the EEPROM from the ADAU1401A to be recalled the next time the program is run.Two ?-? ADCs and four ?-? DACs provide a 98.5 dB analog input to analog output dynamic. Each ADC has a THD + N of ?83 dB, and each DAC has a THD + N of ?90 dB. Digital input and output ports allow a glueless connection to additional ADCs and DACs. The ADAU1401A communicates through an I2C? bus or a 4-wire SPI port.APPLICATIONS Multimedia speaker systems MP3 player speaker docks Automotive head units Minicomponent stereos Digital televisions Studio monitors Speaker crossovers Musical instrument effects processors In-seat sound systems (aircraft/motor coaches)

The ADAU1462/ADAU1466 are automotive qualified audio processors that far exceed the digital signal processing capabilities of earlier SigmaDSP? devices. They are pin and register compatible with each other, as well as with the ADAU1450/ADAU1451/ADAU1452 SigmaDSP processors. The restructured hardware architecture is optimized for efficient audio processing. The audio processing algorithms support a seamless combination of stream processing (sample by sample), multirate processing, and block processing paradigms. The SigmaStudio? graphical programming tool enables the creation of signal processing flows that are interactive, intuitive, and powerful. The enhanced digital signal processor (DSP) core architecture enables some types of audio processing algorithms to be executed using significantly fewer instructions than were required on previous SigmaDSP generations, leading to vastly improved code efficiency.The 1.2 V, 32-bit DSP core can run at frequencies of up to 294.912 MHz and execute up to 6144 SIMD instructions per sample at the standard sample rate of 48 kHz. Powerful clock generator hardware, including a flexible phase-locked loop (PLL) with multiple fractional integer outputs, supports all industry standard audio sample rates. Nonstandard rates over a wide range can generate up to 15 sample rates simultaneously. These clock generators, along with the on board asynchronous sample rate converters (ASRCs) and a flexible hardware audio routing matrix, make the ADAU1462/ADAU1466 ideal audio hubs that greatly simplify the design of complex multirate audio systems.The ADAU1462/ADAU1466 interface with a wide range of analog-to-digital converters (ADCs), digital-to-analog converters (DACs), digital audio devices, amplifiers, and control circuitry with highly configurable serial ports, I2C, serial peripheral interface (SPI), Sony/Philips Digital Interconnect Format (S/PDIF) interfaces, and multipurpose input/output (I/O) pins. Dedicated decimation filters can decode the pulse code modulation (PDM) output of up to four MEMS microphones.Independent slave and master I2C/SPI control ports allow the ADAU1462/ADAU1466 to be programmed and controlled by an external master device such as a microcontroller, and to program and control slave peripherals directly. Self boot functionality and the master control port enable complex standalone systems.The power efficient DSP core can execute at high computational loads while consuming only a few hundred milliwatts (mW) in typical conditions. This relatively low power consumption and small footprint make the ADAU1462/ADAU1466 ideal replacements for large, general-purpose DSPs that consume more power at the same processing load.Applications Automotive audio processing Head units Distributed processors Rear seat entertainment systems Trunk amplifiers Commercial and professional audio processing

The ADAU1472 is a high quality SigmaDSP? digital audio?processor with a large internal memory, enabling efficient audio?source separation, far field voice capture, speech processing, deep?learning, and advanced audio signal processing. The processor combines the highly optimized Cadence? Tensilica? HiFi? 4?audio/voice processor with custom Analog Devices, Inc.,?instruction extensions for math acceleration, and a flexible input and output architecture. The?HiFi 4 processor supports four 32-bit ? 32-bit multiplier?accumulators (MACs) per cycle with 72-bit accumulators, dual 64-bit memory load, and a native Institute of Electrical and?Electronics Engineers (IEEE) single precision, floating-point multiplier.The ADAU1472 processor offers performance up to 270.336 MHz,?supports low latency, sample by sample audio processing, and?block by block processing paradigms in parallel. The integer?phase-locked loop (PLL) and flexible clock generator hardware?can generate up to 15 audio sample rates simultaneously (8 kHz?to 192 kHz). These clock generators, along with the on-board?asynchronous sample rate converters (ASRCs) and flexible?hardware audio routing matrix, greatly simplify the design of?complex audio systems.The HiFi 4 digital signal processor (DSP) core has 480 kB of L1?memory running at the DSP core clock rate, which consists of?256 kB data random access memory (RAM), 64 kB instruction?RAM, 128 kB data cache, and 32 kB instruction cache, along with?2 MB of L2 system static random access memory (SRAM)?running at one half of the DSP core clock rate. The processor?also supports up to 2 GB of external flash memory to enable the?storage of large data tables and self boot code.Dual on-chip power domains allow low power operation,?including the capability of routing audio through a flexible audio?routing matrix with IOVDD as the only active supply.?The configurable voice detection hardware can detect human?speech onset while operating in a low power state and can?generate both internal DSP and external wake-up signals.The ADAU1472 interfaces with a wide range of analog-to-digital?converters (ADCs), digital-to-analog converters (DACs), digital?audio devices, amplifiers, and control circuitry due to its highly?configurable serial ports, Sony/Philips digital interface?format (S/PDIF) interfaces, and multipurpose input/output?pins. The device can also directly interface with up to 14 pulse?density modulated (PDM) output microphones due to?integrated decimation filters specifically designed for that?purpose. The PDM outputs with integrated interpolation filters?provide direct connectivity to PDM input Class D amplifiers.The processor has two serial peripheral interface (SPI) bus master?control ports that allow the device to communicate with multiple?SPI-compatible devices including support for single, dual, and?quad input/output operation. In addition, the SPI flash port?allows direct memory mapped read access with minimal central?processing unit (CPU) overhead and standalone self boot?operation.The combined high performance DSP core, large RAM, and?small footprint make the ADAU1472 an ideal replacement for?large, general-purpose DSPs that consume more power for the?same processing load.Applications Far field voice interface devices Audio source separation Embedded deep learning for audio Commercial and professional audio processing

The ADAU1701 is a complete single-chip audio system with a 28-/56-bit audio DSP, ADCs, DACs, and microcontroller-like control interfaces. Signal processing includes equalization, cross-over, bass enhancement, multiband dynamics processing, delay compensation, speaker compensation, and stereo image widening. This processing can be used to compensate for real-world limitations of speakers, amplifiers, and listening environments, providing dramatic improvements in perceived audio quality.Its signal processing is comparable to that found in high end studio equipment. Most processing is done in full 56-bit, double precision mode, resulting in very good low level signal performance. The ADAU1701 is a fully programmable DSP. The easy to use SigmaStudio? software allows the user to graphically configure a custom signal processing flow using blocks such as biquad filters, dynamics processors, level controls, and GPIO interface controls.ADAU1701 programs can be loaded on power-up either from a serial EEPROM through its own self-boot mechanism or from an external microcontroller. On power-down, the current state of the parameters can be written back to the EEPROM from the ADAU1701 to be recalled the next time the program is run.Two ?-? ADCs and four ?-? DACs provide a 98.5 dB analog input to analog output dynamic. Each ADC has a THD + N of ?83 dB, and each DAC has a THD + N of ?90 dB. Digital input and output ports allow a glueless connection to additional ADCs and DACs. The ADAU1701 communicates through an I2C? bus or a 4-wire SPI port.APPLICATIONS Multimedia speaker systems MP3 player speaker docks Automotive head units Minicomponent stereos Digital televisions Studio monitors Speaker crossovers Musical instrument effects processors In-seat sound systems (aircraft/motor coaches)

The ADAU1777 is a codec with four inputs and two outputs thatincorporates a digital processing engine to perform filtering,level control, signal level monitoring, and mixing. The pathfrom the analog input to the DSP core to the analog output isoptimized for low latency and is ideal for noise canceling headsets.With the addition of just a few passive components, a crystal,and an EEPROM for booting, the ADAU1777 provides a completeheadset solution.Note that throughout this data sheet, multifunction pins, such asSCL/SCLK, are referred to either by the entire pin name or by asingle function of the pin, for example, SCLK, when only thatfunction is relevant.Applications Noise canceling handsets, headsets, and headphones Bluetooth??active noise cancelling (ANC) handsets, headsets, and headphones Personal navigation devices Digital still and video cameras

The ADAU1850 is a codec with three inputs and one output that incorporates one digital signal processor. The path from the analog input to the DSP core to the analog output is optimized for low latency and is ideal for noise canceling earphones. With the addition of a few passive components, the ADAU1850 provides a complete headset solution.The ADAU1850 is provided in a small, 28-ball, 2.957 mm ? 1.757 mm wafer level chip scale package (WLCSP).APPLICATIONS Noise canceling handsets, headsets, and headphones Bluetooth active noise canceling (ANC) handsets, headsets, and headphones Personal navigation devices Digital still and video cameras Musical instrument effect processors Multimedia speaker systems Smartphones

The ADAU1860 is a codec with three inputs and one output that incorporates two digital signal processors (DSPs). The path from the analog input to the DSP core to the analog output is optimized for low latency and is ideal for noise canceling earphone. With the addition of just a few passive components, the ADAU1860 provides a complete earphone solution.APPLICATIONS Noise canceling handsets, headsets, and headphones Bluetooth active noise canceling (ANC) handsets, headsets, and headphones Personal navigation devices Digital still and video cameras Musical instrument effect processors Multimedia speaker systems Smartphones

The ADAU7112 converts stereo pulse density modulation (PDM) bitstreams into one pulse code modulation (PCM) output stream. The source for the PDM data can be two microphones or other PDM sources. The PCM audio data is output on a serial audio interface port in either inter-IC serial (I2S) or time domain multiplexed (TDM) format. The ADAU7112 is specified over the commercial temperature range (?40?C to +85?C). The ADAU7112 is available in a halide-free, 9-ball, 1.26 mm ? 1.26 mm, 0.4 mm pitch, wafer level chip scale package (WLCSP).Applications? Mobile computing Portable electronics Consumer electronics Professional electronics

The ADAV801 is a stereo audio codec intended for applications such as DVD or CD recorders that require high performance and flexible, cost-effective playback and record functionality. The ADAV801 features Analog Devices, Inc. proprietary, high performance converter cores to provide record (ADC), playback (DAC), and format conversion (SRC) on a single chip. The ADAV801 record channel features variable input gain to allow for adjustment of recorded input levels and automatic level control, followed by a high performance stereo ADC whose digital output is sent to the record interface. The record channel also features level detectors that can be used in feedback loops to adjust input levels for optimum recording. The playback channel features a high performance stereo DAC with independent digital volume control.The sample rate converter (SRC) provides high performance sample rate conversion to allow inputs and outputs that require different sample rates to be matched. The SRC input can be selected from playback, auxiliary, DIR, or ADC (record). The SRC output can be applied to the playback DAC, both main and auxiliary record channels, and a DIT.Operation of the ADAV801 is controlled via an SPI-compatible serial interface, which allows the programming of individual control register settings. The ADAV801 operates from a single analog 3.3 V power supply and a digital power supply of 3.3 V with an optional digital interface range of 3.0 V to 3.6 V.The part is housed in a 64-lead LQFP package and is character-ized for operation over the commercial temperature range of ?40?C to +85?C.APPLICATIONSDVD-recordable All formats CD-R/W Data Sheet, Rev. A, 7/07

The ADBT1000 is a flexible, feature rich digital controller that targets high volume battery testing and formation manufacturing and precision battery test instrumentation applications. The ADBT1001 is optimized for minimal component count, maximum flexibility, and minimum design time. Features include differential remote voltage sense, current sense, pulse-width modulation (PWM) generation, frequency synchronization, overvoltage protection (OVP), and current sharing. Programmable protection features include overcurrent protection (OCP), OVP limiting, and external overtemperature protection (OTP).Parameters can be programmed over the serial peripheral interface (SPI), providing extensive programming of the integrated loop filter, PWM signal timing, and soft start timing. The SPI provides access to the many monitoring and system test functions. Reliability is improved through a built-in checksum and programmable protection circuits.A comprehensive graphical user interface (GUI) is provided for simple system and channel configuration and programming of the safety features. The ADBT1000 is available in a 100-lead LQFP_EP.APPLICATIONSBattery formation and testingHigh efficiency battery test systems with recycle capabilityBattery conditioning (charging and discharging) systems

The ADCMP551?/ ADCMP552 / ADCMP553?are single supply,high speed comparators fabricated on Analog Devices?proprietary XFCB process. The devices feature a 750 ps propagation delay with less than 150 ps overdrive dispersion. Dispersion, a measure of the difference in propagation delay under differing overdrive conditions, is a particularly importantcharacteristic of high speed comparators. A separateprogrammable hysteresis pin is available on the ADCMP552.A differential input stage permits consistent propagation delay with a common-mode range from ?0.2 V to VCCI ? 2.0 V. Outputs are complementary digital signals are fully compatiblewith PECL 10 K and 10 KH logic families. The outputs provide sufficient drive current to directly drive transmission lines terminated in 50 . to VCCO - 2 V. A latch input is includedand permits tracking, track-and-hold, or sample-and-hold modes of operation. The latch input pins contain internal pullups that set the latch in tracking mode when left open.The ADCMP551 / ADCMP552 / ADCMP553 are specified overthe ?40?C to +85?C industrial temperature range. TheADCMP551 is available in a 16-lead QSOP package; theADCMP552 is available in a 20-lead QSOP package; and the ADCMP553 is available in an 8-lead MSOP package.APPLICATIONS Automatic test equipment High speed instrumentation Scope and logic analyzer front ends Window comparators High speed line receivers Threshold detection Peak detection High speed triggers Patient diagnostics Disk drive read channel detection Hand-held test instruments Zero crossing detectors Line receivers and signal restoration Clock drivers?

The ADCMP551?/ ADCMP552?/ ADCMP553 are single supply,high speed comparators fabricated on Analog Devices?proprietary XFCB process. The devices feature a 750 ps propagation delay with less than 150 ps overdrive dispersion. Dispersion, a measure of the difference in propagation delay under differing overdrive conditions, is a particularly importantcharacteristic of high speed comparators. A separateprogrammable hysteresis pin is available on the ADCMP552.A differential input stage permits consistent propagation delay with a common-mode range from ?0.2 V to VCCI ? 2.0 V. Outputs are complementary digital signals are fully compatiblewith PECL 10 K and 10 KH logic families. The outputs provide sufficient drive current to directly drive transmission lines terminated in 50 . to VCCO - 2 V. A latch input is includedand permits tracking, track-and-hold, or sample-and-hold modes of operation. The latch input pins contain internal pullups that set the latch in tracking mode when left open.The ADCMP551 / ADCMP552 / ADCMP553?are specified overthe ?40?C to +85?C industrial temperature range. TheADCMP551 is available in a 16-lead QSOP package; theADCMP552 is available in a 20-lead QSOP package; and the ADCMP553 is available in an 8-lead MSOP package.APPLICATIONS Automatic test equipment High speed instrumentation Scope and logic analyzer front ends Window comparators High speed line receivers Threshold detection Peak detection High speed triggers Patient diagnostics Disk drive read channel detection Hand-held test instruments Zero crossing detectors Line receivers and signal restoration Clock drivers

The ADCMP563/ADCMP564 are high speed comparatorsfabricated on Analog Devices? proprietary XFCB process. Thedevices feature a 700 ps propagation delay with less than 75 psoverdrive dispersion. Dispersion, a measure of the difference inpropagation delay under differing overdrive conditions, is a particularlyimportant characteristic of high speed comparators. A separateprogrammable hysteresis pin is available on the ADCMP564.A differential input stage permits consistent propagation delaywith a wide variety of signals in the common-mode range from?2.0 V to +3.0 V. Outputs are complementary digital signals thatare fully compatible with ECL 10 K and 10 KH logic families.The outputs provide sufficient drive current to directly drivetransmission lines terminated in 50 ? to ?2 V. A latch input,which is included, permits tracking, track-and-hold, or sample-and-holdmodes of operation. The latch input pins contain internalpull-ups that set the latch in tracking mode when left open.The ADCMP563/ADCMP564 are specified over the industrialtemperature range (?40?C to +85?C).Applications Automatic test equipment High speed instrumentation Scope and logic analyzer front ends Window comparators High speed line receivers Threshold detection Peak detection High speed triggers Patient diagnostics Hand-held test instruments Zero crossing detectors Line receivers and signal restoration Clock drivers

The ADE7763 features proprietary ADCs and fixed function DSP for high accuracy over large variations in environmental conditions and time. The ADE7763 incorporates two second-order, 16-bit ?-? ADCs, a digital integrator (on Ch1), reference circuitry, a temperature sensor, and all the signal processing required to perform active and apparent energy measurements, line-voltage period measurements, and rms calculation on the voltage and current channels. The selectable on-chip digital integrator provides direct interface to di/dt current sensors such as Rogowski coils, eliminating the need for an external analog integrator and resulting in excellent long-term stability and precise phase matching between the current and the voltage channels.The ADE7763 provides a serial interface to read data and a pulse output frequency (CF) that is proportional to the active power. Various system calibration features such as channel offset correction, phase calibration, and power calibration ensure high accuracy. The part also detects short duration, low or high voltage variations.The positive-only accumulation mode gives the option to accumulate energy only when positive power is detected. An internal no-load threshold ensures that the part does not exhibit any creep when there is no load. The zero-crossing output (ZX) produces a pulse that is synchronized to the zero-crossing point of the line voltage. This signal is used internally in the line cycle active and apparent energy accumulation modes, which enables faster calibration.The interrupt status register indicates the nature of the interrupt, and the interrupt enable register controls which event produces an output on the IRQ pin, an open-drain, active low logic output.The ADE7763 is available in a 20-lead SSOP package.

The?ADE7912/ADE7913 are isolated, 3-channel ?-? ADCs for a variety of applications such as shunt-based polyphase meters, power quality monitoring, solar inverters, process monitoring and protective devices. Data and power isolation are based on the Analog Devices, Inc., iCoupler? technology. The ADE7912 features two ADCs, and the ADE7913 features three ADCs. The current ADC provides a 67 dB signal-to-noise ratio over a 3 kHz signal bandwidth, whereas the voltage ADCs provide a SNR of 72 dB over the same bandwidth. One channel is dedicated to measuring thevoltage across a shunt when the shunt is used for current sensing.Up to two additional channels are dedicated to measuringvoltages, which are usually sensed using resistor dividers. Onevoltage channel can be used to measure the temperature of the dievia an internal sensor. The ADE7913 includes three channels:one current and two voltage channels. The ADE7912 has onevoltage channel but is otherwise identical to the ADE7913.??Applications Shunt based polyphase meters Power quality monitoring Solar inverters Process monitoring Protective devices Isolated sensor interfaces Industrial PLCs

The ADE7978, the ADE7933/ADE7932, and ADE7923 form achipset dedicated to measuring 3-phase electrical energy usingshunts as current sensors.The ADE7933/ADE7932 are isolated, 3-channel sigma-deltaanalog-to-digital converters (?-? ADCs) for polyphase energymetering applications that use shunt current sensors.TheADE7923 is a nonisolated, 3-channel ?-? ADC for the neutral linethat uses a shunt current sensor. The ADE7932 features two ADCs,and the ADE7933 and ADE7923 feature three ADCs.One channel is dedicated to measuring the voltage across theshunt when a shunt is used for current sensing. This channelprovides a signal-to-noise ratio (SNR) of 67 dB over a 3.3 kHzsignal bandwidth. Up to two additional channels are dedicatedto measuring voltages, which are usually sensed using resistordividers.The unused voltage channels on the neutral ADE7923 can beused for auxiliary voltage measurements. These channels providean SNR of 75 dB over a 3.3 kHz signal bandwidth. One voltagechannel can be used to measure the temperature of the die viaan internal sensor.The ADE7933 and ADE7923 include three channels: onecurrent channel and two voltage channels. The ADE7932includes one current channel and one voltage channel, but isotherwise identical to the ADE7933.The ADE7933/ADE7932 include isoPower?, an integrated,isolated dc-to-dc converter. Based on the Analog Devices, Inc.,iCoupler? technology, the dc-to-dc converter provides theregulated power required by the first stage of the ADCs at a3.3 V input supply. The ADE7933/ADE7932 eliminate the needfor an external dc-to-dc isolation block. The iCoupler chip scaletransformer technology is used to isolate the logic signalsbetween the first and second stages of the ADC. The result is asmall form factor, total isolation solution. The ADE7923 is thenonisolated version of the ADE7933 that can be used forneutral current measurement when isolation from the neutralline is not required.The ADE7933/ADE7932 and ADE7923 contain a digital interfacethat is specially designed to interface with the ADE7978. Usingthis interface, the ADE7978 accesses the ADC outputs andconfiguration settings of the ADE7933/ADE7932 andADE7923.The ADE7933/ADE7932 are available in a 20-lead, Pb-free, widebodySOIC package with increased creepage. The ADE7923 isavailable in a similar 20-lead, Pb-free, wide-body SOIC packagewithout the increased creepage.The ADE7978 is a high accuracy, 3-phase electrical energymeasurement IC with serial interfaces and three flexible pulseoutputs. The ADE7978 can interface with up to four ADE7933/ADE7932 and ADE7923 devices. The ADE7978 incorporates allthe signal processing required to perform total (fundamental andharmonic) active, reactive, and apparent energy measurementand rms calculations, as well as fundamental-only active andreactive energy measurement and rms calculations. A fixedfunction digital signal processor (DSP) executes this signalprocessing.The ADE7978 measures the active, reactive, and apparent energyin various 3-phase configurations, such as wye or delta services,with both three and four wires. The ADE7978 provides systemcalibration features for each phase, gain calibration, and optionaloffset correction. Phase compensation is also available, but it isnot necessary because the currents are sensed using shunts. TheCF1, CF2, and CF3 logic outputs provide a wide selection ofpower information: total active, reactive, and apparent powers;the sum of the current rms values; and fundamental active andreactive powers. The ADE7978 incorporates power quality measurements, suchas short duration low or high voltage detection, short durationhigh current variations, line voltage period measurement, andangles between phase voltages and currents. Two serial interfaces,SPI and I2C, can be used to communicate with the ADE7978.A dedicated high speed interface?the high speed data capture(HSDC) port?can be used in conjunction with I2C to provideaccess to the ADC outputs and real-time power information.The ADE7978 also has two interrupt request pins, IRQ0 andIRQ1, to indicate that an enabled interrupt event has occurred.The ADE7978 is available in a 28-lead, Pb-free LFCSP package.Applications Shunt-based polyphase meters Power quality monitoring Solar inverters Process monitoring Protective devices Isolated sensor interfaces Industrial PLCs

The ADE9078 is a highly accurate, fully integrated energy metering device. Interfacing with both current transformer (CT) and Rogowski coil sensors, the ADE9078 enables users to develop a 3-phase metrology platform, which achieves high performance for Class 1 up to Class 0.2 meters.The ADE9078 integrates seven high performances ADCs and a flexible DSP core. An integrated high end reference ensures low drift over temperature with a combined drift of less than ?25 ppm/?C maximum per channel, each of which includes a programmable gain amplifier (PGA) and ADC.The ADE9078 offers an integrated flexible waveform buffer that stores samples at a fixed data rate or a sampling rate that varies based on line frequency to ensure 64 points per line cycle. These two options make it easy to implement harmonic analysis in an external processor according to IEC 61000-4-7.Two power modes are provided to enable detection of meter tampering: PSM2 uses a low power comparator to compare current channels to a threshold and indicates whether it is exceeded on the IRQ0 and IRQ1 outputs; PSM1 enables fast measurement of current and voltage rms (xVRMS and xIRMS), active power, and VAR during a tamper.The ADE9078 allows advanced and highly accurate energy measurements, enabling one platform to cover a wide range of meters, through a combination of various high end metrology features and superior analog performance.Applications Polyphase meters Power quality monitoring Protective device

The ADE9322B has highly accurate, 2-channel ?-? analog-to-digital converters (ADCs) with mSure? that converts two analog input signals into a single bit stream output. The device is enabled with an mSure sensor monitoring feature that allows the user to check the overall accuracy of the sensor and signal path to identify accuracy drifts that occur over time on the current and voltage channels, independently. The mSure sensor monitoring feature enables antitampering and meter health capabilities when incorporated into a larger system, including digital isolation, a digital metrology engine (ADE7979), and cloud analytics service. Self calibration with mSure enables the device to automatically calibrate the current and voltage channels to achieve a 1% energy accuracy.The ADE9322B incorporates high performance ADCs. The current channel is designed to interface with a shunt resistor. The voltage channel requires an input from a potential divider. A high speed serial peripheral interface (SPI) port and a universal asynchronous receiver and transmitter (UART) port allows access to the ADE9322B registers.Note that throughout the data sheet, multifunction pins, such as MISO/TX, are referred to either by the entire pin name or by a single function of the pin, for example, MISO, when only that function is relevant.The ADE9322B operates from a 3.3 V supply and is available in a 32-lead LFCSP.APPLICATIONS Shunt-based polyphase energy meters Solar inverters Process monitoring Smart power distribution units Polyphase ac chargers