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CY2547 - Quad-PLL Programmable Spread Spectrum Clock Generator

Download the CY2547 datasheet PDF. This datasheet also covers the CY2545 variant, as both devices belong to the same quad-pll programmable spread spectrum clock generator family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • Four fully-integrated phase-locked loops (PLLs).
  • Input frequency range.
  • External crystal: 8 to 48 MHz.
  • External reference: 8 to 166 MHz clock.
  • Wide operating output frequency range.
  • 3 to 166 MHz.
  • Serial programmable over two-wire I2C interface.
  • Programmable spread spectrum with center and down spread option and Lexmark and Linear modulation profiles.
  • VDD supply voltage options:.
  • 2.5 V, 3.0 V, and 3.3 V for CY2545.
  • 1.8 V for CY2547.
  • Sel.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CY2545_CypressSemiconductor.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
CY25402 Two-PLL Programmable Clock Generator Cypress
CY25403 Three-PLL Programmable Clock Generator Cypress
CY25422 Two-PLL Programmable Clock Generator Cypress
CY25423 Three-PLL Programmable Clock Generator Cypress
CY2545 Quad-PLL Programmable Spread Spectrum Clock Generator Cypress

Other Datasheets by Cypress (now Infineon)

Part Number Description
CY25404 Quad PLL Programmable Clock Generator
CY2544 Quad PLL Programmable Clock Generator
CY2546 Quad PLL Programmable Clock Generator
CY2548 Quad PLL Programmable Clock Generator
CY25482 Two-PLL Programmable Clock Generator

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.

View original datasheet text
CY2545/CY2547 Quad-PLL Programmable Spread Spectrum Clock Generator with Serial I2C Interface Quad-PLL Programmable Spread Spectrum Clock Generator with Serial I2C Interface Features ■ Four fully-integrated phase-locked loops (PLLs) ■ Input frequency range ❐ External crystal: 8 to 48 MHz ❐ External reference: 8 to 166 MHz clock ■ Wide operating output frequency range ❐ 3 to 166 MHz ■ Serial programmable over two-wire I2C interface ■ Programmable spread spectrum with center and down spread option and Lexmark and Linear modulation profiles ■ VDD supply voltage options: ❐ 2.5 V, 3.0 V, and 3.3 V for CY2545 ❐ 1.8 V for CY2547 ■ Selectable output clock voltages independent of VDD supply: ❐ 1.8 V, 2.5 V, 3.0 V, and 3.3 V for CY2545 ❐ 1.