Cypress CY2048WAF manual

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Table of contents for the manual

  • Page 1

    Flash Programmable Cap aci tor T uning Array Die for Cryst al Oscillator(XO) CY2048W AF Cypress Semiconductor Corpora tion • 3901 North First S treet • San Jose , CA 95134 • 408-943-2600 Document #: 38-07738 Rev . *A Revised December 12, 2005 Features • Flash-programmable c ap aci tor tuning array for low ppm initial freq ue ncy clock outpu[...]

  • Page 2

    CY2048W AF Document #: 38-07738 Rev . *A Page 2 of 7 Die Pad Summary (Pad coordinates are referenced from t he center of the die (X = 0, Y = 0)) Name Pad Number Description X coordina te ( µ m) Y coordinate ( µ m) VDD 1 V o ltage Supply –360.8 353.7 XOUT 2 Oscillator Drain –360.8 134.1 XIN 3 Oscillator Gate –360.8 –42.6 PD#/OE 4 Programma[...]

  • Page 3

    CY2048W AF Document #: 38-07738 Rev . *A Page 3 of 7 Absolute Maximum Conditions (Above which the useful life may be impaired. For user guidelines, not tested.) Supply V olt age (V DD ) .............. .............. ............–0.5 to +7.0V DC Input V olt age ............. ... ... .. .............. ... –0.5V to V DD + 0.5 Output Short Circuit [...]

  • Page 4

    CY2048W AF Document #: 38-07738 Rev . *A Page 4 of 7 Notes: 2. T PJ2 measured using DTS-2075, # of events set to 10, 00 0. AC Electrical Spec ifications [1] over the operating range, except as noted Parameter [1] De scription Condition Min. T yp. Max. Unit F OUT Output Frequency 0.625 – 48 MHz DC Output Duty Cycle XT AL Buffered or Divided 45 50 [...]

  • Page 5

    CY2048W AF Document #: 38-07738 Rev . *A Page 5 of 7 Timing Parameters over the operating range Parameter Description Min. Max. Unit T STP ,SYNC T ime from falling edge on PD# to stop ped output, synchron ous mode, T=1/F out 1.5T + 350 ns T STP ,ASYNC Time from falling edge on PD# to stopped output, asynchronous mode 350 ns T PU,SYNC T ime from ris[...]

  • Page 6

    CY2048W AF Document #: 38-07738 Rev . *A Page 6 of 7 © Cypress Semi con duct or Cor po rati on , 20 05 . The information con t ained herei n is su bj ect to ch an ge wi t hou t n otice. Cypress Sem ic onduct or Corporation assumes no responsib ility for th e u se of any circuitry o ther than circuitr y embodied in a Cypress product. Nor does it co[...]

  • Page 7

    CY2048W AF Document #: 38-07738 Rev . *A Page 7 of 7 Document History Page Document Title: CY2048W AF Flash Programmable Capacitor T uning Array Die for Cryst al Oscillator(XO) Document Number: 38 -07738 REV . ECN NO. Issue Date Orig. of Change Description of Change ** 319840 See ECN RGL New data sheet *A 41351 1 See ECN RGL Minor Change: Pls. post[...]