STK12C68-SF25TR datasheet(10/24 Pages) CYPRESS

部品番号	STK12C68-SF25TR

部品情報	64 Kbit (8K x 8) AutoStore nvSRAM 25 ns, 35 ns, and 45 ns access times

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メーカー	CYPRESS [Cypress Semiconductor]

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10 / 24 page

STK12C68

Document Number: 001-51027 Rev. *C

Page 10 of 24

AC Switching Characteristics

SRAM Read Cycle

Parameter

Description

25 ns

35 ns

45 ns

Unit

Min

Max

Min

Max

Min

Max

Cypress

Parameter

Alt

tACE

tELQV

Chip Enable Access Time

25

35

45

ns

tRC [7]

tAVAV, tELEH

Read Cycle Time

25

35

45

ns

tAA [8]

tAVQV

Address Access Time

25

35

45

ns

tDOE

tGLQV

Output Enable to Data Valid

10

15

20

ns

tOHA [8]

tAXQX

Output Hold After Address Change

5

ns

tLZCE [9]

tELQX

Chip Enable to Output Active

5

ns

tHZCE [9]

tEHQZ

Chip Disable to Output Inactive

10

12

ns

tLZOE [9]

tGLQX

Output Enable to Output Active

0

ns

tHZOE [9]

tGHQZ

Output Disable to Output Inactive

10

12

ns

tPU [6]

tELICCH

Chip Enable to Power Active

0

ns

tPD [6]

tEHICCL

Chip Disable to Power Standby

25

35

45

ns

Switching Waveforms

Figure 7. SRAM Read Cycle 1: Address Controlled [7, 8]

Figure 8. SRAM Read Cycle 2: CE and OE Controlled [7]

[+] Feedback

同様の部品番号 - STK12C68-SF25TR

メーカー	部品番号	データシート	部品情報
Simtek Corporation	STK12C68-SF25TR	524Kb / 20P	8Kx8 AutoStore nvSRAM
Cypress Semiconductor	STK12C68-SF25TR	751Kb / 20P	64 Kbit (8K x 8) AutoStore nvSRAM

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同様の説明 - STK12C68-SF25TR

メーカー	部品番号	データシート	部品情報
Cypress Semiconductor	CY14B104LA_1106	961Kb / 25P	4-Mbit (512 K x 8/256 K x 16) nvSRAM 20 ns, 25 ns, and 45 ns access times
	CY14V104LA	910Kb / 22P	4-Mbit (512 K x 8 / 256 K x 16) nvSRAM 25 ns and 45 ns access times
	STK12C68	751Kb / 20P	64 Kbit (8K x 8) AutoStore nvSRAM
	CY14B104K_1106	1Mb / 35P	4-Mbit (512 K x 8/256 K x 16) nvSRAM with Real Time Clock 25 ns and 45 ns access times
	STK12C68-5	591Kb / 18P	64 Kbit (8K x 8) AutoStore nvSRAM
	CY14E064L	840Kb / 16P	64-Kbit (8K x 8) nvSRAM
	CY14E064L	520Kb / 17P	64 Kbit (8K x 8) nvSRAM
	STK11C68	556Kb / 16P	64 Kbit (8K x 8) SoftStore nvSRAM
	STK11C68-5	536Kb / 15P	64 Kbit (8K x 8) SoftStore nvSRAM
List of Unclassifed Man...	STK15C68	76Kb / 9P	8K x 8 AutoStore nvSRAM