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AD7937 - LC2MOS 8+4 Loading Dual 12-Bit DAC

General Description

The AD7937 contains two 12-bit current output DACs on one monolithic chip.

A separate reference input is provided for each DAC.

Key Features

  • Two 12-Bit DACs in One Package DAC Ladder Resistance Matching: 0.5% Surface-Mount Package 4-Quadrant Multiplication Low Gain Error (3 LSB max Over Temperature) Byte Loading Structure Fast Interface Timing.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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a FEATURES Two 12-Bit DACs in One Package DAC Ladder Resistance Matching: 0.5% Surface-Mount Package 4-Quadrant Multiplication Low Gain Error (3 LSB max Over Temperature) Byte Loading Structure Fast Interface Timing APPLICATIONS Automatic Test Equipment Programmable Filters Audio Applications Synchro Applications Process Control LC2MOS (8+4) Loading Dual 12-Bit DAC AD7937 FUNCTIONAL BLOCK DIAGRAM VDD AD7937 DAC A MS INPUT REG 4 DAC A LS INPUT REG 8 DAC A REGISTER UPD 12 DAC A A1 IOUTA AGNDA RFBA A0 CONTROL LOGIC CS WR VREFA VREFB RFBB GENERAL DESCRIPTION DAC B 12 DAC B REGISTER 4 DAC B MS INPUT REG 8 DAC B LS INPUT REG IOUTB AGNDB The AD7937 contains two 12-bit current output DACs on one monolithic chip. A separate reference input is provided for each DAC.