Cypress STK11C88 Manuel D’Utilisation

Page de 15
STK11C88
Document Number: 001-50591 Rev. **
Page 10 of 15
STORE INHIBIT or Power Up RECALL
Parameter
Alt
Description
STK11C88
Unit
Min
Max
t
HRECALL 
[10]
t
RESTORE 
Power up RECALL Duration
550
μs
t
STORE 
t
HLHZ 
STORE Cycle Duration
10
ms
V
RESET
Low Voltage Reset Level
3.6
V
V
SWITCH
Low Voltage Trigger Level
4.0
4.5
V
Switching Waveforms
Figure 9.  STORE INHIBIT/Power Up RECALL
V
CC
V
SWITCH
V
RESET
POWER-UP RECALL
DQ (DATA OUT)
STORE INHIBIT
5V
t
HRECALL
POWER-UP
RECALL
BROWN OUT
STORE INHIBIT
NO RECALL
(V
CC
DID NOT GO
BELOW V
RESET
)
BROWN OUT
STORE INHIBIT
NO RECALL
(V
CC
DID NOT GO
BELOW V
RESET
)
BROWN OUT
STORE INHIBIT
RECALL WHEN
V
CC
RETURNS
ABOVE V
SWITCH
Notes
10. t
HRECALL 
starts from the time V
CC
 rises above V
SWITCH
.