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參數資料
| 型號： | X84256S825 |
| 英文描述： | Serial EEPROM |
| 中文描述： | 串行EEPROM |
| 文件頁數： | 7/13頁 |
| 文件大?。?/td> | 145K |
| 代理商： | X84256S825 |
X84256
Characteristics subject to change without notice.
7 of 13
REV 1.1 11/22/00
www.xicor.com
POWER-UP TIMING
Note:
(3) Time delays required from the time the V
tested.
CC
is stable until the specific operation can be initiated. Periodically sampled, but not 100%
Symbol
t
PUR
(3)
t
PUW
(3)
Parameter
Max.
2
5
Unit
ms
ms
Power-up to Read operation
Power-up to Write operation
A.C. CONDITIONS OF TEST
EQUIVALENT A.C. LOAD CIRCUITS
Input pulse levels
Input rise and fall times
Input and Output timing levels
V
CC
x 0.1 to V
CC
x 0.9
5ns
V
CC
x 0.5
3V
30pF
2.39K
4.58K
Output
A.C. CHARACTERISTICS
(Over the recommended operating conditions, unless otherwise specified.)
Read Cycle Limits–X84256
Note:
(4) Periodically sampled, but not 100% tested. t
HZ
and t
OHZ
are measured from the point where CE or OE goes HIGH (whichever
occurs first) to the time when I/O is no longer being driven into a 5pF load.
Symbol
t
RC
t
CE
t
OE
t
OEL
t
OEH
t
LOW
t
HIGH
t
LZ
(4)
t
HZ
(4)
t
OLZ
(4)
t
OHZ
(4)
t
OH
t
WES
t
WEH
Parameter
V
CC
= 2.5V–3.6V
Min.
100
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Max.
Read cycle time
CE access time
OE access time
OE pulse width
OE high recovery time
CE LOW time
CE HIGH time
CE LOW to output in low Z
CE HIGH to output in high Z
OE LOW to output in low Z
OE HIGH to output in high Z
Output hold from CE or OE HIGH
WE HIGH setup time
WE HIGH hold time
30
30
50
50
50
50
0
0
0
0
0
25
25
30
30
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相關代理商/技術參數 |
參數描述 |
|---|---|
| X84256S8I | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:UPort Saver EEPROM |
| X84256S8I-1.8 | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:UPort Saver EEPROM |
| X84256S8I-2.5 | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:UPort Saver EEPROM |
| X84256V14 | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:UPort Saver EEPROM |
| X84256V14-1.8 | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:UPort Saver EEPROM |
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