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FEATURES Fast (2.2 s) 14-Bit ADC 400 kSPS Throughput Rate 0.3 s Track, Hold Acquisition Time Single Supply Operation Selection of Input Ranges: 10 V, 5 V and 2.5 V
0 V to 2.5 V and 0 V to 5 V High-Speed Parallel Interface which Also Allows
Interfacing to 3 V Processors Low Power, 80 mW Typ Power-Saving Mode, 20 W Typ Overvoltage Protection on Analog Inputs Power-Down Mode via STBY Pin
5 V Single Supply 14-Bit 400 kSPS ADC
AD7899
STBY
VINA VINB
FUNCTIONAL BLOCK DIAGRAM
AVDD
VREF
VD