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參數資料
| 型號： | U634H256CD1C25 |
| 英文描述： | NVRAM (EEPROM Based) |
| 中文描述： | NVRAM中（EEPROM的基礎） |
| 文件頁數： | 6/14頁 |
| 文件大小： | 239K |
| 代理商： | U634H256CD1C25 |
6
December 12, 1997
U634H256
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A
A
A
A
A
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A
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A
A
L- to H-level
undefined
H- to L-level
i:
j:
If W is LOW and when E goes LOW, the outputs remain in the high impedance state.
E or W must be V
IH
during address transition.
Write Cycle #1: W-controlled
j
Write Cycle #2: E-controlled
j
t
h(D)
Ai
E
W
DQi
Input
DQi
Output
t
cW
t
su(E)
t
h(A)
t
w(W)
t
su(D)
t
dis(W)
t
en(W)
Address Valid
Input Data
High Impedance
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t
su(A-WH)
12
16
13
19
20
23
21
t
su(A)
t
h(D)
Ai
E
W
DQi
Input
DQi
Output
t
cW
t
w(E)
t
h(A)
t
su(D)
Input Data
t
su(W)
12
18
21
20
19
17
22
Previous Data
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15
t
su(A)
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15
14
High Impedance
Address Valid
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A
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A
相關PDF資料 |
PDF描述 |
|---|---|
| U634H256CD1C35 | NVRAM (EEPROM Based) |
| U634H256CD1C45 | NVRAM (EEPROM Based) |
| U634H256CD1K25 | NVRAM (EEPROM Based) |
| U634H256CD1K35 | NVRAM (EEPROM Based) |
| U634H256CD1K45 | NVRAM (EEPROM Based) |
相關代理商/技術參數 |
參數描述 |
|---|---|
| U634H256CD1C35 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:NVRAM (EEPROM Based) |
| U634H256CD1C45 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:NVRAM (EEPROM Based) |
| U634H256CD1K25 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:NVRAM (EEPROM Based) |
| U634H256CD1K35 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:NVRAM (EEPROM Based) |
| U634H256CD1K45 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:NVRAM (EEPROM Based) |
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