AD7816 - Analog Devices

AD7816 Single- and 4-Channel/ 9 us/ 10-Bit ADCs with On-Chip Temperature Sensor

AD7817 TEMP SENSOR REF 2.5V MUX SAMPLING CAPACITOR OVER-TEMP REG CHARGE REDISTRIBUTION DAC CONTROL LOGIC B A>B A DATA OUT OTI DOUT VIN1 VIN2 VIN3 VIN4 CONTROL REG DIN SCLK RD/WR VBALANCE AGND DGND BUSY CONVST CLOCK CS The AD7816, AD7817 and AD7818 have a flexible serial interface that allows easy interfacing to most microcontrollers. The interfa.

Features

10-Bit ADC with 9 ␮ s Conversion Time One (AD7818) and Four (AD7817) Single-Ended Analog Input Channels The AD7816 Is a Temperature Measurement Only Device On-Chip Temperature Sensor Resolution of 0.25؇C ؎ 2؇C Error from
  –40؇C to +85؇C
  –55؇C to +125؇C Operating Range Wide Operating Supply Range +2.7 V to +5.5 V Inherent Track-and-Hold Functionality On-Chip Reference (2.5 V ؎ 1%) Over-Temperature Indicator Automatic Power-Down at the End of a Conversion Low Power Operation 4 ␮ W at a Throughput Rate of 10 SPS 40 ␮ W at a Throughput Rate of 1 kSPS 400 ␮ W at a Throughput Rate of 10 kSPS Flexible.