Description

Dual, 16-Bit, 12.6 GSPS RF DAC and Direct Digital Synthesizer Features: Supports multiband wireless applications 3 bypassable, complex data input channels per RF DAC 3.08 GSPS maximum complex input data rate per input channel 1 independent NCO per input channel Proprietary, low spurious and distortion design 2-tone IMD3 = −83 dBc at 1.84 GHz, −7 dBFS/tone RF output SFDR <−80 dBc at 1.84 GHz, −7 dBFS RF output Flexible 8-lane, 15.4 Gbps JESD204B interface Supports single-band and multiband use cases Supports 12-bit high density mode for increased data throughput Multiple chip synchronization Supports JESD204B Subclass 1 Selectable interpolation filter for a complete set of input data rates 1×, 2×, 3×, 4×, 6×, and 8× configurable data channel interpolation 1×, 2×, 4×, 6×, 8×, and 12× configurable final interpolation Final 48-bit NCO that operates at the DAC rate to support frequency synthesis up to 6 GHz Transmit enable function allows extra power saving and downstream circuitry protection High performance, low noise PLL clock multiplier Supports 12.6 GSPS DAC update rate Observation ADC clock driver with selectable divide ratios Low power 2.54 W with 2 DACs at 12 GSPS, DAC PLL on 10 mm × 10 mm, 144-ball BGA_ED with metal enhanced thermal lid, 0.80 mm pitch