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STK14CA8
Document Number: 001-51592 Rev. **
Page 7 of 16
AutoStore/POWER UP RECALL
t
Figure 10. AutoStore/POWER UP RECALL
Note
Read and Write cycles are ignored during STORE, RECALL, and while VCC is below VSWITCH.
NO.
Symbols
Parameter
STK14CA8
Units
Notes
Standard Alternate
Min
Max
22
tHRECALL
Power up RECALL Duration
20
ms
9
23
tSTORE
tHLHZ
STORE Cycle Duration
12.5
ms
10, 11
24
VSWITCH
Low Voltage Trigger Level
2.65
V
25
VCCRISE
VCC Rise Time
150
μs
Notes
9. tHRECALL starts from the time VCC rises above VSWITCH
10. If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE takes place
11. Industrial Grade devices require maximum 15 ms.
25
23
23
22
22
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