Part # AD7631 datasheet

Part Manufacturer: Analog Devices

Analog Devices

Part Description: AD7631 18-Bit 250 kSPS Differential Programmable Input PulSAR ADC Data Sheet (Rev. 0)

Part Details:

18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC AD7631 FEATURES FUNCTIONAL BLOCK DIAGRAM Multiple pins/software-programmable input ranges TEMP REFBUFIN REF REFGND VCC VEE DVDD DGND +5 V (10 V p-p), +10 V (20 V p-p), ±5 V (20 V p-p), OVDD AGND AD7631 ±10 V (40 V p-p) REF OGND AVDD AMP Pins or serial SPI®-compatible input ranges/mode selection SERIAL DATA PDREF REF PORT Throughput: 250 kSPS PDBUF SERIAL CONFIGURATION INL: ±1.5 LSB typical, ±2.5 LSB maximum (±9.5 ppm of FSR) IN+ PORT 18 SWITCHED D[17:0] 18-bit resolution with no missing codes CAP DAC IN­ BUSY Dynamic range: 102.5 dB RD SNR: 101 dB @ 2 kHz PARALLEL CLOCK CS INTERFACE THD: -112 dB @ 2 kHz CNVST D0/OB/2C iCMOS® process technology PD CONTROL LOGIC AND CALIBRATION CIRCUITRY D1/A0 RESET 5 V internal reference: typical drift 3 ppm/°C; TEMP output

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AD7631.pdf Datasheet