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CY28447 - Clock Generator

Datasheet Summary

Description

Pin No.

2, 3, 50, 51, 52, 53, 55, 56, 58, 59, 60, 61, 63, 64, 66, 67, 69, 70 4, 68 5, 6 Name SRCT/C[1:9] Type PWR 3.3V power supply for outputs.

O, DIF 100 MHz Differential serial reference clocks.

Features

  • Compliant to Intel® CK410M.
  • Selectable CPU frequencies.
  • Differential CPU clock pairs.
  • 100 MHz differential SRC clocks.
  • 96 MHz differential dot clock.
  • 27 MHz Spread and Non-spread video clock.
  • 48 MHz USB clock.
  • SRC clocks independently stoppable through CLKREQ#[1:9].
  • 96/100 MHz spreadable differential video clock CPU x2 / x3 SRC x9/11 PCI x5 REF x2 DOT96 x1 USB_48M x1 LCD x1 27M x2.
  • 33 MHz PCI clocks.

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Datasheet Details

Part number CY28447
Manufacturer ETC
File Size 224.59 KB
Description Clock Generator
Datasheet download datasheet CY28447 Datasheet
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Full PDF Text Transcription

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www.DataSheet4U.com PRELIMINARY CY28447 Clock Generator for Intel® Calistoga Chipset Features • Compliant to Intel® CK410M • Selectable CPU frequencies • Differential CPU clock pairs • 100 MHz differential SRC clocks • 96 MHz differential dot clock • 27 MHz Spread and Non-spread video clock • 48 MHz USB clock • SRC clocks independently stoppable through CLKREQ#[1:9] • 96/100 MHz spreadable differential video clock CPU x2 / x3 SRC x9/11 PCI x5 REF x2 DOT96 x1 USB_48M x1 LCD x1 27M x2 • 33 MHz PCI clocks • Buffered Reference Clock 14.318MHz • Low-voltage frequency select inputs • I2C support with readback capabilities • Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction • 3.
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