System Clock Chip For ATI RS480 K8-Based Systems

The 951412A is a main clock synthesizer chip that provides all clocks required for ATI RS480-based systems. An SMBus interface allows full control of the device.

Features

  • 3 - 14.318 MHz REF clocks
  • 1 - USB_48MHz USB clock
  • 1 - HyperTransport 66 MHz clock seed
  • 1 - PCI 33 MHz clock seed
  • 2 - Pairs of AMD K8 clocks
  • 6 - Pairs of SRC/PCI Express* clocks
  • 2 - Pairs of ATIG (SRC/PCI Express) clocks
  • 2 - Programmable Clock Request pins for SRC clocks
  • Spread Spectrum for EMI reduction
  • Outputs may be disabled via SMBus
  • External crystal load capacitors for maximum frequency accuracy

Product Options

Orderable Part ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
951412AFLFT Obsolete PVG56 SSOP 56 C Yes Reel Availability

Technical Documentation

Title Other Languages Type Format File Size Date
PCNs & PDNs
PCN# : TB1303-02 Change of Tape & Reel Packing Method for Selective Products Product Change Notice PDF 361 KB Mar 23, 2013