Cypress AN20639 manual

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Table of contents for the manual

  • Page 1

    November 1 1, 2008 Document No. 001-20639 Rev . *C 1 Comp arison between CY14B256L and STK14C88-3 nvSRAM Application Note Abstract This application note compares the CY14B256L (0.25 μ m) and the STK14C88-3 (0.8 μ m) devices and presents the results. Introduction CY14B256L and STK14C88-3 are bo th 256K (32K x 8), 3V nvSRAMs in two different techno[...]

  • Page 2

    November 1 1, 2008 Document No. 001-20639 Rev . *C 2 AN20639 Summary In most applications you can directly substi tute the CY14B256L for the STK14C88-3 nvSRAM. Auto Store/Power Up Recall t HRECALL [ 2 ] 20 ms max 550 µs max t STORE [ 3 ] 12.5 ms max 10 ms max V SWITCH [ 4 ] No minimum 2.65V max 2.7V min 2.95V max T able 1. Comparison T able (conti[...]

  • Page 3

    AN20639 Cypress Semico nd uctor 198 Champi on Cou r t San Jose, CA 9513 4-1709 Phone: 408- 943-2600 Fax: 408-94 3-4730 http://www.cy press.com © Cypress S emiconductor Corporation, 2007-2008. The information contained here in is subj ect to cha nge without notice. Cypr ess Semicond uctor Corporation a ssumes no re sponsibilit y for the use of any [...]