STK16CA8 데이터 시트보기 (PDF) - Simtek Corporation

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STK16CA8

128K x 8 AutoStorePlus™ nvSRAM QuantumTrap™ CMOS Nonvolatile Static RAM

Simtek Corporation 

STK16CA8

AutoStorePlus™/POWER-UP RECALL

(VCC = 3.0V +20%, -10%)

SYMBOLS

NO.

Standard

Alternate

PARAMETER

22

tRESTORE

23

tSTORE

tHLHZ

24

VSWITCH

Power-up RECALL Duration

STORE Cycle Duration

Low Voltage Trigger Level

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

Note o: If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place.

STK16CA8

MIN MAX

5

10

2.55 2.65

UNITS NOTES

ms

n

ms

o

V

AutoStorePlus™/POWER-UP RECALL

VCC

24

VSWITCH

AutoStore™

POWER-UP RECALL

W

DQ (DATA OUT)

22

tRESTORE

23

tSTORE

POWER-UP

RECALL

BROWN OUT

NO STORE

(NO SRAM WRITES)

BROWN OUT

AutoStore™

BROWN OUT

AutoStore™

RECALL WHEN

VCC RETURNS

ABOVE VSWITCH

September 2003

6 Document Control # ML0023 rev 0.1

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