Part # AD7783 datasheet

Part Manufacturer: Analog Devices

Analog Devices

Part Description: AD7783 Read-Only Pin Configuration 24-Bit Sigma -Delta ADC with Excitation Current Sources Data Sheet (REV. B)


Part Details:

Read-Only, Pin Configured 24-Bit - ADC with Excitation Current Sources AD7783 FEATURES FUNCTIONAL BLOCK DIAGRAM Single-Channel, 24-Bit - ADCPin Configurable (No Programmable Registers) VDD GND REFIN(+) REFIN(­) XTAL1 XTAL2 ISOURCE SelectTM VDD Pin Programmable Input Ranges (±2.56 V or ±160 mV) IEXC1 IEXC2 200 A 200 A Fixed 19.79 Hz Update Rate IOUT1 OSCILLATOR Simultaneous 50 Hz and 60 Hz Rejection AND PLL IOUT2 24-Bit No Missing Codes IPIN 18.5-Bit p-p Resolution (±2.56 V Range)16.5-Bit p-p Resolution (±160 mV Range) SERIAL DOUT/RDY AIN(+) INTERFACE 24-BIT - MUX BUF PGA AND SCLK ADC INTERFACE AIN(­) CONTROL LOGIC MODE Master or Slave Mode of OperationSlave Mode 3-Wire Serial CS AD7783 SPI®, QSPITM, MICROWIRETM, and DSP-CompatibleSchmitt Trigger on SCLK RANGE POWERSpecified for Single 3 V and 5 V OperationNormal: 1.3 mA @ 3 V BASIC CONNECTION DIAGRAM Power-Down: 9 A POWER SUPPLY ON-CHIP FUNCTIONSRail-to-Rail Input Buffer and PGA VDD AD7783


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AD7783.pdf Datasheet