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Autostore inhibit or power up recall, Stk11c68, Switching waveform – Cypress STK11C68 User Manual

Page 9

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STK11C68

Document Number: 001-50638 Rev. **

Page 9 of 16

AutoStore INHIBIT or Power Up RECALL

Parameter

Alt

Description

STK11C68

Unit

Min

Max

t

HRECALL

[9]

t

RESTORE

Power up RECALL Duration

550

μs

t

STORE

t

HLHZ

STORE Cycle Duration

10

ms

V

SWITCH

Low Voltage Trigger Level

4.0

4.5

V

V

RESET

Low Voltage Reset Level

3.6

V

Switching Waveform

Figure 9. AutoStore 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

Note

9. t

HRECALL

starts from the time V

CC

rises above V

SWITCH

.

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