STK14C88-5C45M datasheet(9/20 Pages) CYPRESS

部件名	STK14C88-5C45M

功能描述	32 K x 8 AutoStore nvSRAM Commercial, industrial, military temperatures

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制造商	CYPRESS [Cypress Semiconductor]

网页	http://www.cypress.com

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9 / 20 page

STK14C88

Document Number: 001-52038 Rev. *C

Page 9 of 20

AutoStore/Power up RECALL

NO.

Symbols

Parameter

STK14C88

Unit

Notes

Standard

Alt.

Min

Max

27

tRESTORE

Power up RECALL Duration

–

550

s15

28

tSTORE

tHLHZ

STORE Cycle Duration

–

10

ms

13, 16

29

tVSBL

Low Voltage Trigger (VSWITCH) to HSB

Low

–

300

ns

11

30

tDELAY

tBLQZ

Time Allowed to Complete SRAM

Cycle

1–

s13

31

VSWITCH

Low Voltage Trigger Level

4.0

4.5

V

–

32

VRESET

Low Voltage Reset Level

–

3.6

V

–

Figure 9. AutoStore/POWER UP RECALL

31

tDELAY

30

tVSBL

POWER UP

RECALL

BROWN OUT

NO STORE

(NO SRAM Writes)

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

BROWN OUT

AutoStore

NO RECALL

(VCC DID NOT GO

BELOW VRESET)

BROWN OUT

AutoStore

RECALL WHEN

VCC RETURNS

ABOVE VSWITCH

AutoStore

HSB

W

29

tSTORE

28

tRESTORE

POWER UP RECALL

31

VSWITCH

27

VRESET

VCC

DQ (DATA OUT)

Notes

15. tRESTORE starts from the time VCC rises above VSWITCH.

16. HSB is asserted low for 1s when VCAP drops through VSWITCH. If an SRAM write has not taken place since the last nonvolatile cycle, HSB is released and no STORE

takes place.

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类似零件编号 - STK14C88-5C45M

制造商	部件名	数据表	功能描述
List of Unclassifed Man...	STK14C88-5C45M	85Kb / 12P	32K x 8 AUTOSTORE nvSRAM QUANTUM TRAP CMOS NONVOLATILE STATIC RAM
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Cypress Semiconductor	STK14C88-5C45M	535Kb / 17P	256 Kbit (32K x 8) AutoStore nvSRAM

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