Cypress STK14CA8 Manual De Usuario

Descargar
Página de 16
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 V
CC
 is below V
SWITCH.
NO.
Symbols
Parameter
STK14CA8
Units
Notes
Standard Alternate
Min
Max
22
t
HRECALL
Power up RECALL Duration
20
ms
23
t
STORE
t
HLHZ
STORE Cycle Duration
12.5
ms
24
V
SWITCH
Low Voltage Trigger Level
2.65
V
25
V
CCRISE
V
CC 
Rise Time
150
μs
Notes
9. t
HRECALL
 starts from the time V
CC
 rises above V
SWITCH
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.