STK15C88-S45 데이터 시트보기 (PDF) - Unspecified

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STK15C88-S45

32K x 8 AutoStore™ nvSRAM High Performance CMOS Nonvolatile Static RAM

Unspecified 

AutoStore™ / POWER-UP RECALL

SYMBOLS

NO.

Standard

PARAMETER

22

tRESTORE

23

tSTORE

24

tDELAY

25

VSWITCH

26

VRESET

Power Up RECALL Duration

STORE Cycle Duration

Time allowed to Complete SRAM Cycle

Low Voltage Trigger Level

Low Voltage Reset Level

Note k: tRESTORE starts from the time VCC rises above VSWITCH.

AutoStore™ / POWER UP RECALL

V

CC

25 5V

VSWITCH

26

VRESET

AUTOSTORETM

POWER UP RECALL

W

DQ

(Data Out)

t

22

RESTORE

t

24

DELAY

STK15C88

(Vcc = 5.0V ± 10%)

STK15C88

MIN MAX

550

10

1

4.0

4.5

UNITS NOTES

µs

k

ms

g

µs

g

V

3.9

V

23

t STORE

POWER-UP

RECALL

BROWN OUT

NO STORE DUE TO

NO SRAM WRITES

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

BROWN OUT

AutoStore™

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

August 1998

5-39

BROWN OUT

AutoStore™

RECALL WHEN

ABOVE VSWITCH

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