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CY28408 - Clock Synthesizer

General Description

Pin 2 3 Name XIN XOUT PWR VDD VDD VDD VDDP VDD VDD I/O I O O O I/O PD O Description Oscillator buffer input.

Connect to a crystal or to an external clock.

Oscillator buffer output.

Key Features

  • Compatible to Intel® CK 408 Mobile Clock Synthesizer.
  • Support Intel P4 and Brookdale CPU.
  • Specifications.
  • 3.3V power supply.
  • Three differential CPU clocks.
  • Ten copies of PCI clocks Table 1. Frequency Table[1] S2 1 1 1 1 0 0 0 0 M M S1 0 0 1 1 0 0 1 1 0 0 S0 0 1 0 1 0 1 0 1 0 1 133 MHz Hi-Z TCLK/2 66 MHz Hi-Z TCLK/4 166 MHz 66 MHz 100 MHz 66 MHz 66 MHz 66 MHz CPU(0:2) 100 MHz 133 MHz 3V66 66 MHz 66 MHz PCI_PCIF 33 MHz 33 MHz Reserved 33 MHz 3.

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Other Datasheets by Cypress (now Infineon)

Part Number Description
CY28400 100-MHz Differential Buffer
CY28401 100-MHz Differential Buffer
CY28404 CK409-COMPLIANT CLOCK SYNTHESIZER
CY28405 CK409-Compliant Clock Synthesizer
CY28409 Clock Synthesizer

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 CY28408 Clock Synthesizer with Differential CPU Outputs Features • Compatible to Intel® CK 408 Mobile Clock Synthesizer • Support Intel P4 and Brookdale CPU • Specifications • 3.3V power supply • Three differential CPU clocks • Ten copies of PCI clocks Table 1. Frequency Table[1] S2 1 1 1 1 0 0 0 0 M M S1 0 0 1 1 0 0 1 1 0 0 S0 0 1 0 1 0 1 0 1 0 1 133 MHz Hi-Z TCLK/2 66 MHz Hi-Z TCLK/4 166 MHz 66 MHz 100 MHz 66 MHz 66 MHz 66 MHz CPU(0:2) 100 MHz 133 MHz 3V66 66 MHz 66 MHz PCI_PCIF 33 MHz 33 MHz Reserved 33 MHz 33 MHz 33 MHz Reserved 33 MHz Hi-Z TCLK/8 14.318 MHz Hi-Z TCLK 48 MHz Hi-Z TCLK/2 14.318 MHz 14.318 MHz 14.318 MHz 48 MHz 48 MHz 48 MHz REF 14.318 MHz 14.