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STK14CA8-NF45TR 数据表(PDF) 7 Page - Simtek Corporation |
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STK14CA8-NF45TR 数据表(HTML) 7 Page - Simtek Corporation |
7 / 21 page STK14CA8 7 Jan, 2008 Document Control #ML0022 Rev 2.1 AutoStore/POWER-UP RECALL Note i: tHRECALL starts from the time VCC rises above VSWITCH Note j: If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place Note k: Industrial Grade Devices require 15 ms MAX. AutoStore/POWER-UP RECALL NO. SYMBOLS PARAMETER STK14CA8 UNITS NOTES Standard Alternate MIN MAX 22 tHRECALL Power-up RECALL Duration 20 ms i 23 tSTORE tHLHZ STORE Cycle Duration 12.5 ms j,k 24 VSWITCH Low Voltage Trigger Level 2.65 V 25 VCCRISE VCC Rise Time 150 μs POWER-UP RECALL VCC 23 tSTORE 22 tHRECALL 24 VSWITCH AutoStore TM POWER DOWN AutoStore TM BROWN OUT AutoStore TM POWER-UP RECALL Read & Write Inhibited 25 tVCCRISE 23 tSTORE 22 tHRECALL POWER-UP RECALL STORE occurs only if a SRAM write has happened. No STORE occurs without at least one SRAM write. Note: Read and Write cycles will be ignored during STORE, RECALL and while VCC is below VSWITCH |
类似零件编号 - STK14CA8-NF45TR |
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类似说明 - STK14CA8-NF45TR |
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