SM77D142-xxx.xxxM

SM77D142-xxx.xxxM CMOS Clock Oscillators January 2015 Pletronics’ SM77D142 series is a quartz crystal controlled precision square wave generator with a CMOS output. The SM77D series will directly interface TTL devices also. The package is designed for high density surface m ount designs. This is a low cost mass produced oscillator. Tape and Reel or cut tape packaging is available. 110.100 - 170.000 MHz 5 x 7 mm LCC Ceramic Package Enable/Disable Function Disable function includes low standby power mode 3rd Overtone Crystals used Im proved circuit to minim ize oscillator issues such as multi-mode output signal. Low Jitter X Microwave device Common Frequencies: (Contact Pletronics for other frequencies.) 125.000 MHz 155.520 MHz 161.1328 MHz 133.000 MHz 156.250 MHz Part Marking and Marking Legend: PLE SM77 FF.FFF M C YMDxx PLE SM77 FF.FFF M C YYWWxx 7xYWWxx FF.FFF M C PLE xxx PLE = Pletronics FF.FFF M = Frequency in MHz YYW W or YW W or YMD = Date of Manufacture (year and week, or year-month-day) All other m arking is internal factory codes Specifications such as frequency stability, supply voltage and operating tem perature range, etc. are not identified from the marking. External packaging labels and packing list will correctly identify the ordered Pletronics part number. Codes for Date Code YMD Code 3 4 5 6 7 Code A B C D E F G H J K L M Year 2013 2014 2015 2016 2017 Month JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Code Day Code ...