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STK14D88

Document Number: 001-52037 Rev. ** Page 7 of 17

AutoStore/POWER UP RECALL

No. Symbols Alt. Parameter

STK14D88

Unit Notes

Min Max

22 t

RECALL

Power up RECALL Duration 20 ms 10

23 t

STORE

HLHZ

STORE Cycle Duration 12.5 ms 11, 12

24 V

SWITCH

Low Voltage Trigger Level 2.65 V

25 V

CCRISE

Vcc Rise Time 150 μs

Figure 8. AutoStore /POWER UP RECALL

Note: Read and Write cycles are ignored during STORE, RECALL, and while V

is below V

SWITCH

Notes

10. t

HRECALL

starts from the time V

rises above V

SWITCH

11. If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place.

12. Industrial Grade Devices require 15 ms Max.

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Cypress Semiconductor STK11C68-5 Manuale Utente Pagina 7