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CS289 - 20mA Air-Core Tachometer Drive Circuit

Datasheet Summary

Description

The CS289 is specifically designed for use with air-core meter movements.

The IC has charge pump circuitry for frequency-to-voltage conversion, a shunt regulator for stable operation, a function generator, and sine and cosine amplifiers.

Features

  • s Single Supply Operation s On-Chip Regulation s 20mA Output Drive Capability Absolute Maximum Ratings Supply Voltage (VCC)20V Operating Temperature Ð40¡C to +100¡C Junction TemperatureÐ40¡C to 150¡C Storage TemperatureÐ65¡C to +150¡C Lead Temperature Soldering Wave Solder (through hole styles only)10 sec. max, 260¡C peak Reflow (SMD styles only)60 sec. max above 183¡C, 230¡C peak Block Diagram Package Options 14L PDIP VZ 1 Pwr Gnd VCC VCOS VREG SQIN SQOUT F/VOUT Pwr Gnd VCC VCOS VREG S.

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Datasheet Details

Part number CS289
Manufacturer Cherry Semiconductor Corporation
File Size 162.56 KB
Description 20mA Air-Core Tachometer Drive Circuit
Datasheet download datasheet CS289 Datasheet
Additional preview pages of the CS289 datasheet.

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Full PDF Text Transcription

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CS289 CS289 20mA Air-Core Tachometer Drive Circuit Description The CS289 is specifically designed for use with air-core meter movements. The IC has charge pump circuitry for frequency-to-voltage conversion, a shunt regulator for stable operation, a function generator, and sine and cosine amplifiers. The buffered sine and cosine outputs will typically sink or source 20mA. Features s Single Supply Operation s On-Chip Regulation s 20mA Output Drive Capability Absolute Maximum Ratings Supply Voltage (VCC)......................................................................................20V Operating Temperature ............................................................Ð40¡C to +100¡C Junction Temperature..................................................................
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