AMC7908 8-Channel Power-Amplifier Monitor and Controller

1 Features

Eight analog outputs
- Eight monotonic DACs: 1.22mV resolution
- Automatically configured output ranges:
  - Positive output voltage: 0V to 10V
  - Negative output voltage: –10V to 0V
- High current drive capability
- High capacitive load tolerance
Output on and off control switches
- Fast switching time
- Low resistance
Multichannel ADC monitor
- Two high-voltage external inputs: 0V to 85V
- Two high-side current-sense amplifiers: up to 85V common-mode range
- Local temperature sensor: ±2.5°C accuracy
Output sequence control for start-up and shutdown events
Internal 2.5V reference
SPI and I²C interface: 1.65V to 3.6V operation
- SPI: 4-wire interface
- I²C: 16 target addresses
Specified temperature range: –40°C to +125°C
Operating temperature range: –40°C to +150°C

Simplified Block Diagram