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ADC912A

Analog Devices
Part Number ADC912A
Manufacturer Analog Devices
Description CMOS Microprocessor-Compatible 12-Bit A/D Converter
Published Mar 24, 2005
Detailed Description a FEATURES Low Cost Low Transition Noise between Code 12-Bit Accurate ؎1/2 LSB Nonlinearity Error over Temperature No Mi...
Datasheet PDF File ADC912A PDF File

ADC912A
ADC912A


Overview
a FEATURES Low Cost Low Transition Noise between Code 12-Bit Accurate ؎1/2 LSB Nonlinearity Error over Temperature No Missing Codes at All Temperatures 10 ␮ s Conversion Time Internal or External Clock 8- or 16-Bit Data Bus Compatible Improved ESD Resistant Design Latchup Resistant Epi-CMOS Processing Low 95 mW Power Consumption Space-Saving 24-Lead 0.
3" DIP, or 24-Lead SOIC APPLICATIONS Data Acquisition Systems DSP System Front End Process Control Systems Portable Instrumentation GENERAL DESCRIPTION CMOS Microprocessor-Compatible 12-Bit A/D Converter ADC912A FUNCTIONAL BLOCK DIAGRAM AGND VREFIN AIN 5k⍀ 12-BIT DAC VDD VSS ADC912A SUCCESSIVE APPROXIMATION REGISTER 12-BIT LATCH 4 8 CONTROL LOGIC BUSY CS RD HBEN MULTIPLEXER 8 THREE-STATE OUTPUT DRIVERS THREE-STATE OUTPUT DRIVERS CLOCK OSCILLATOR CLK OUT CLK IN D11 D8 D7 D4 DGND D3/11 D0/8 The ADC912A is a monolithic 12-bit accurate CMOS A/D converter.
It contains a complete successive-approximation A/D converter built with a hig...



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