STK16C68-S35I 查看數據表（PDF） - Unspecified

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STK16C68-S35I

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

Unspecified 

AutoStorePlus™/POWER-UP RECALL

SYMBOLS

NO.

Standard

PARAMETER

22

tRESTORE

23

tFB

24

VSWITCH

25

VRESET

Power-up RECALL Duration

Maximum VCC Slew Time to Ground

Low Voltage Trigger Level

Low Voltage Reset Level

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

AutoStorePlus™/POWER-UP RECALL

VCC

5V

24

VSWITCH

25

VRESET

AutoStore™

OWER-UP RECALL

W

22

tRESTORE

DQ (DATA OUT)

STK16C68

(VCC = 5.0V ± 10%)b

STK16C68

MIN MAX

550

500

UNITS NOTES

µs

l

ns

f, h

4.0

4.5

V

3.9

V

f

23

tFB

POWER-UP

BROWN OUT

RECALL NO STORE DUE TO

NO SRAM WRITES

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

BROWN OUT

AutoStorePlus™

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

BROWN OUT

AutoStorePlus™

RECALL WHEN

VCC RETURNS

ABOVE VSWITCH

July 1999

4-77

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