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G764 - Fan Speed Controller

General Description

The G764/G765 is a single chip solution for fan speed control.

It can be directly connected to the fan and performs close-loop or open-loop control.

And there are two modes, PWM and linear, to drive the fan.

Key Features

  • SMBus Interface.
  • Linear or PWM Mode Speed Control.
  • Open or Close Loop Fan Speed Control.
  • Supply Voltage Range 3V~5.5V.
  • ADD0 Pin to Select 3 Different SMBus Addresses.
  • SMBus Alert # for G765.
  • G765 has Built-in Inverter for Crystal Oscilla- tor.
  • Internal 32kHz clock generator, +/- 3% accuracy.
  • SOP-8/MSOP-8 for G764.
  • MSOP-10 for G765 General.

📥 Download Datasheet

Datasheet Details

Part number G764
Manufacturer Global Mixed-mode Technology
File Size 24.66 KB
Description Fan Speed Controller
Datasheet download datasheet G764 Datasheet

Full PDF Text Transcription for G764 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for G764. For precise diagrams, and layout, please refer to the original PDF.

Global Mixed-mode Technology G764/G765 Fan Speed Controller with Linear or PWM Mode Features „ SMBus Interface „ Linear or PWM Mode Speed Control „ Open or Close Loop Fan...

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Interface „ Linear or PWM Mode Speed Control „ Open or Close Loop Fan Speed Control „ Supply Voltage Range 3V~5.5V „ ADD0 Pin to Select 3 Different SMBus Addresses „ SMBus Alert # for G765 „ G765 has Built-in Inverter for Crystal Oscilla- tor „ Internal 32kHz clock generator, +/- 3% accuracy „ SOP-8/MSOP-8 for G764 „ MSOP-10 for G765 General Description The G764/G765 is a single chip solution for fan speed control. It can be directly connected to the fan and performs close-loop or open-loop control. And there are two modes, PWM and linear, to drive the fan. It determined the current fan speed based on the fan rotation pul