16-Bit 900 kSPS ⌺-⌬ ADC with a Programmable Postprocessor AD7725
FEATURES Programmable Filtering: Any Characteristic up to 108 Tap FIR and/or IIR Polynomial Signal Conditioning up to 8th Order Programmable Decimation and Output Word Rate Flexible Programming Modes: Boot from DSP or External EPROM Parallel/Serial Interface Internal Default Filter for Evaluation 14.
4 MHz Max Master Clock Frequency 0 V to +4 V (Single-Ended) or ؎2 V (Differential) Input Range Power Supplies: AVDD, DVDD: 5 V ؎ 5% On-Chip 2.
5 V
Voltage Reference 44-Lead MQFP Package TYPICAL APPLICATIONS Radar Sonar Auxiliary Car Functions Medical Communications FUNCTIONAL BLOCK DIAGRAM
AVDD AGND
AD7725
2.
5V REFERENCE POSTPROCES...