Datasheet Analog Devices AD7797BRUZ-REEL — 数据表

Low Power, 16-/24-Bit Sigma-Delta ADC
for Bridge Sensors Low Power, 16-/24-Bit
AD7796/AD7797 FEATURES FUNCTIONAL BLOCK DIAGRAM RMS noise: 65 nV
Instrumentation amp
Temperature sensor
Internal clock oscillator
Simultaneous 50 Hz/60 Hz rejection
Update rate range: 4.17 Hz to 123 Hz
Current: 250 µA typ
Power-down: 1 µA
Power supply range: 2.7 V to 5.25 V
–40°C to +85°C temperature range
Independent interface power supply
16-lead TSSOP GND AVDD REFIN(+) REFIN(–)
AD7796: 16-BIT ADC
AD7797: 24-BIT ADC AVDD
AIN(+)
AIN(–) Σ-Δ
ADC ×128 MUX GND AD7796/
AD7797 SERIAL
INTERFACE
AND
CONTROL …