Datasheet Analog Devices AD7790BRM — 数据表

Low Power, 16-Bit
Buffered Sigma-Delta ADC
AD7790 Data Sheet FUNCTIONAL BLOCK DIAGRAM FEATURES
Power
Supply: 2.5 V to 5.25 V operation
Normal: 75 μA maximum
Power-down: 1 μA maximum
RMS noise: 1.1 μV at 9.5 Hz update rate
16-bit p-p resolution
Integral nonlinearity: 3.5 ppm typical
Simultaneous 50 Hz and 60 Hz rejection
Internal clock oscillator
Programmable gain amplifier
Rail-to-rail input buffer
VDD monitor channel
Temperature range: –40°C to +105°C
10-lead MSOP GND REFIN VDD INTERNAL
CLOCK BUF AIN GND 16-BIT
ADC DIGITAL
PGA SERIAL
INTERFACE AD7790
03538-0-001 Figure 1. GENERAL DESCRIPTION INTERFACE
3-wire serial …