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14-Bit, 333 kSPS, Serial Sampling A/D Converter
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FEATURES
Single 5 V Supply
333 kSPS Throughput Rate/ⴞ2 LSB DNL—A Grade
285 kSPS Throughput Rate/ⴞ1 LSB DNL—K Grade
A and K Grades Guaranteed to 125ⴗC/238 kSPS
Throughput Rate
Pseudo-Differential Input with Two Input Ranges
System and Self-Calibration with Autocalibration on
Power-Up
Read/Write Capability of Calibration Data
Low Power: 60 mW Typ
Power-Down Mode: 5 W Typ Power Consumption
Flexible Serial Interface: 8051/SPI®/QSPI™/P Compatible
24-Lead PDIP, SOIC, and SSOP Packages 14-Bit 333 kSPS
Serial A/D Converter
AD7851
FUNCTIONAL BLOCK DIAGRAM
AVDD AGND AGND AIN (+) DVDD T/H
AIN (–) AD7851 DGND 4.096V
REFERENCE
REFIN/
REFOUT COMP BUF AMODE CREF1 CHARGE …