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用于模拟监控和控制的集成多通道 ADC 和 DAC
Number of ADC channels 8
ADC resolution (bits) 12
Number of DAC channels (#) 8
DAC: resolution (Bits) 12
Temperature sensing Local, Remote
GPIOs 6
Interface type SPI
Features GPIO, Temp Sensor
Operating temperature range (C) -40 to 85
Rating Catalog
ADC: sampling rate (KSPS) 200
ADC: analog input range (Min) (V) 0
ADC: analog input range (Max) (V) 5
DAC: settling time (uS) 2
DAC: output full scale (Min) (V) 0
DAC: output full scale (Max) (V) 5
  • 12-Bit ADC (200kSPS):
    • Eight Analog Inputs
    • Input Range 0 to 2 × VREF
  • Programmable VREF, 1.25V or 2.5V
  • Eight 12-Bit DACs (2μs Settling Time)
  • Four Analog Input Out-of-Range Alarms
  • Six General-Purpose Digital I/O
  • Internal Bandgap Reference
  • On-Chip Temperature Sensor
  • Precision Current Source
  • SPI? Interface, 3V or 5V Logic Compatible
  • Single 3V to 5V Supply
  • Power-Down Mode/Low Power
  • Small Package (QFN-40, 6 × 6 mm)

The AMC7823 is a complete analog monitoring and control circuit that includes an 8-channel, 12-bit analog-to-digital converter (ADC), eight 12-bit digital- to-analog converters (DACs), four analog input out-of-range alarms, and six GPIOs to monitor analog signals and control external devices. Also, the AMC7823 has an internal sensor to monitor chip temperature, and a precision current source to drive remote thermistors, or RTDs, to monitor remote temperatures.