Description

12-Bit, 1 GSPS/500 MSPS JESD204B,Dual Analog-to-Digital Converter Features: JESD204B (Subclass 1) coded serial digital outputs 1.5 W total power per channel at 1 GSPS (default settings) SFDR 79 dBFS at 340 MHz (1 GSPS) 85 dBFS at 340 MHz (500 MSPS) SNR 63.4 dBFS at 340 MHz (AIN = −1.0 dBFS, 1 GSPS) 65.6 dBFS at 340 MHz (AIN = −1.0 dBFS, 500 MSPS) ENOB = 10.4 bits at 10 MHz (1 GSPS) DNL = ±0.16 LSB; INL = ±0.35 LSB (1 GSPS) Noise density −151 dBFS/Hz (1 GSPS) −150 dBFS/Hz (500 MSPS) 1.25 V, 2.5 V, and 3.3 V dc supply operation Low swing full-scale input 1.34 V p-p typical (1 GSPS) 1.63 V p-p typical (500 MSPS) No missing codes Internal ADC voltage reference Flexible termination impedance 400 Ω, 200 Ω, 100 Ω, and 50 Ω differential 2 GHz usable analog input full power bandwidth 95 dB channel isolation/crosstalk Amplitude detect bits for efficient AGC implementation Differential clock input Optional decimate by 2 DDC per channel Differential clock input Integer clock divide by 1, 2, 4, or 8 Flexible JESD204B lane configurations Small signal dither