Datasheet Analog Devices AD7631BSTZ — 数据表

18-Bit, 250 kSPS, Differential
Programmable Input PulSAR® ADC
AD7631 Data Sheet
FEATURES FUNCTIONAL BLOCK DIAGRAM
TEMP REFBUFIN REF REFGND VCC VEE DVDD
AGND PDREF AD7631 REF
AMP AVDD SERIAL
CONFIGURATION
18
PORT PDBUF
SWITCHED
CAP DAC IN– OVDD
OGND SERIAL DATA
PORT REF IN+ DGND D[17:0]
BUSY
RD CNVST
PD
RESET PARALLEL
INTERFACE CLOCK CS
D0/OB/2C CONTROL LOGIC AND
CALIBRATION CIRCUITRY D1/A0
D2/A1 BIPOLAR TEN MODE0 06588-001 Multiple pins/software-programmable input ranges
+5 V (10 V p-p), +10 V (20 V p-p), ±5 V (20 V p-p), …