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C9870G - Clock Synthesizer

General Description

PIN 2 3 52, 51, 49, 48, 45, 44 10, 11, 12, 13, 16, 17, 18 5, 6, 7 NAME XIN XOUT CPU, CPU/ (0:2) PCI(0:6) PWR VDD VDD VDDP I/O I O O O Description Oscillator Buffer Input.

Connect to a crystal or to an external clock.

Oscillator Buffer Output.

Key Features

  • Supports Pentium 4 Type CPUs 3.3 Volt Power Supply 10 Copies of PCI Clocks ®.
  • 3 Differential CPU Clocks SMBus Support with Read-back Capabilities Spread Spectrum EMI Reduction Dial-a-Frequency™ Features Dial-a-dB™ Features 56 Pin SSOP and TSSOP Package Frequency Table S2 1 1 1 1 0 0 0 0 M M M M S1 0 0 1 1 0 0 1 1 0 0 1 1 S0 0 1 0 1 0 1 0 1 0 1 0 1 CPU (0:2) 66M 100M 200M 133M 66M 100M 200M 133M Hi-Z TCLK/.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com Approved Product C9870G High Performance Pentium® 4 Clock Synthesizer Product Features • • • Supports Pentium 4 Type CPUs 3.3 Volt Power Supply 10 Copies of PCI Clocks ® • • • • • • 3 Differential CPU Clocks SMBus Support with Read-back Capabilities Spread Spectrum EMI Reduction Dial-a-Frequency™ Features Dial-a-dB™ Features 56 Pin SSOP and TSSOP Package Frequency Table S2 1 1 1 1 0 0 0 0 M M M M S1 0 0 1 1 0 0 1 1 0 0 1 1 S0 0 1 0 1 0 1 0 1 0 1 0 1 CPU (0:2) 66M 100M 200M 133M 66M 100M 200M 133M Hi-Z TCLK/2 150M 166.6M 3V66 66M 66M 66M 66M 66M 66M 66M 66M Hi-Z TCLK/4 50M 55.5M 66BUFF(0:2)/ 3V66(0:4) 66IN 66IN 66IN 66IN 66M 66M 66M 66M Hi-Z TCLK/4 50M 55.