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CY28405 Datasheet Ck409-compliant Clock Synthesizer

Manufacturer: Cypress (now Infineon)

Overview: CY28405 CK409-pliant Clock Synthesizer.

General Description

Pin No.

1, 2 REF(0:1) Name Type O, SE I I Description Reference Clock.

3.3V 14.318-MHz clock output.

Key Features

  • Supports Intel Springdale/Prescott (CK409).
  • Selectable CPU frequencies.
  • 3.3V power supply.
  • Nine copies of PCI clock.
  • Four copies 3V66 clock with one optional VCH.
  • Two copies 48-MHz USB clock.
  • Two copies REF clock.
  • Three differential CPU clock pairs.
  • Dial-A-Frequency®.
  • Supports SMBus/I2C Byte, Word, and Block Read/Write.
  • Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interferenc.

More Datasheets from Cypress (now Infineon)

Part Number Description
CY28400 100-MHz Differential Buffer
CY28401 100-MHz Differential Buffer
CY28404 CK409-COMPLIANT CLOCK SYNTHESIZER
CY28408 Clock Synthesizer
CY28409 Clock Synthesizer
CY28410 Clock Generator
CY28410-2 Clock Generator
CY28411 Clock Generator
CY28411-1 Clock Generator
CY28416 Next Generation FTG

CY28405 Distributor