The 667-01 is a low-cost, low jitter, high-performance PLL clock synthesizer designed to produce the 74.176 MHz clock necessary for HDTV systems. Using IDT's patented analog Phase-Locked Loop (PLL) techniques, the device accepts a 27 MHz crystal or clock input. The zero ppm synthesis error exactly locks the display to the digital stream. IDT manufactures the largest variety multimedia clock synthesizers for all applications. Consult IDT to eliminate crystals and oscillators from your board.


  • Packaged in 8-pin SOIC
  • Pb (lead) free package, RoHS compliant
  • Input frequency of 27 MHz
  • Zero ppm synthesis error in output clock
  • 3.3 V ±5% operating supply
  • Ideal for HDTV applications and oscillator manufacturers
  • Advanced, low power, sub-micron CMOS process

Product Options

Orderable Part ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
667M-01LF Obsolete DCG8 SOIC 8 C Yes Tube
667M-01LFT Obsolete DCG8 SOIC 8 C Yes Reel

Technical Documentation

Title Other Languages Type Format File Size Date
Datasheets & Errata
667-01 Datasheet Datasheet PDF 169 KB
PDN# : U-12-03R4 PRODUCT DISCONTINUANCE NOTICE Product Discontinuation Notice PDF 72 KB
PDN# : U-12-03R3 Product Discontinuation Notice PDF 72 KB
PCN# : TB1303-02 Change of Tape & Reel Packing Method for Selective Products Product Change Notice PDF 361 KB
PCN# A-0607-06 MMT Thailand as Alternate Assembly Facility for PLCC, SOIC 150mil/300mil Product Change Notice PDF 223 KB