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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
t
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
CC
is below V
SWITCH
22
23
23
22
22
Notes
10.t
HRECALL
starts from the time V
CC
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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