AD7874 Datasheet | Analog Devices

a LC2MOS 4-Channel, 12-Bit Simultaneous Sampling Data Acquisition System AD7874 FUNCTIONAL BLOCK DIAGRAM Features Four On-Chip Track/Hold Amplifiers Simultaneous Sampling of 4 Channels Fast 12-Bit ADC with 8 ␮s Conversion Time/Channel 29 kHz Sample Rate for All Four Channels On-Chip Reference ؎10 V Input Range ؎5 V Supplies APPLICATIONS Sonar Motor Controllers Adaptive Filters Digital Signal Processing RD CONVST VDD VDD CONTROL LOGIC VIN1 TRACK/ HOLD 1 TRACK/ HOLD 2 MUX V IN3 TRACK/ HOLD 3 TRACK/ HOLD 4 INTERNAL CLOCK VIN2 P SAR DATA REGISTERS REFERENCE BUFFER 12-BIT DAC DB0 DB11 VIN4 REF IN GENERAL DESCRIPTION The AD7874 is a four-channel simultaneous...