PACKAGE PIN # DIP *16 1 2 3 4, 5, 12, 13 6 7 8 9 10 11 14 15 16 SO *20L 1 2 3 4 *7, 14 *17 8 9 10 11 12 13 18 19 20 PIN SYMBOL CP+ SQOUT FREQIN GND COS+ COS * VCC BIAS SIN * SIN+ VREG F/VOUT CP * FUNCTION Positive input to charge pump.
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www.DataSheet4U.com CS4121 Low Voltage Precision Air Core Tach/Speedo Driver The CS4121 is specifically designed for use with air core meter movements.
The IC provides all the functions necessary for an analog tachometer or speedometer.
The CS4121 takes a speed sensor input and generates sine and cosine related output signals to differentially drive an air core meter.
Many enhancements have been added over industry standard tachometer drivers such as the CS289 or LM1819.
CS4121 Features
* http://onsemi.com 20 1 SO
* 20L DWF SUFFIX CASE 751D
* Pb
* Free Package is Available
* Direct Sensor Input High Torque Output Low Pointer Flutter High Input Impedance Overvoltage Protection Accurate to
Datasheet Details
CS4121
126.09 KB
Low voltage precision air-core tach/speedo driver.
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