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參數(shù)資料
| 型號： | HD74AC259 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Triple 3-Input Positive-AND Gates 14-CDIP -55 to 125 |
| 中文描述： | 8位可尋址鎖存 |
| 文件頁數(shù)： | 4/11頁 |
| 文件大?。?/td> | 69K |
| 代理商： | HD74AC259 |
HD74AC259
4
Function Table
Inputs
MR E
Outputs
Operating Mode
D
A
0
X
A
1
X
A
2
X
Q
0
L
Q
1
L
Q
2
L
Q
3
L
Q
4
L
Q
5
L
Q
6
L
Q
7
L
Master reset
L
H
X
Demultiplex
L
L
d
L
L
L
Q = d L
L
L
L
L
L
L
(Active HIGH
L
L
d
H
L
L
L
Q = d L
L
L
L
L
L
Decoder when
L
L
d
L
H
L
L
L
Q = d L
L
L
L
L
D = H)
L
L
d
H
H
L
L
L
L
Q = d L
L
L
L
L
L
d
L
L
H
L
L
L
L
Q = d L
L
L
L
L
d
H
L
H
L
L
L
L
L
Q = d L
L
L
L
d
L
H
H
L
L
L
L
L
L
Q = d L
L
L
d
H
H
H
L
L
L
L
L
L
L
Q = d
Store (Do nothing)
H
H
X
X
X
X
q
0
Q = d q
1
q
0
q
0
q
0
q
0
q
0
q
0
q
0
q
1
q
2
q
2
q
3
q
3
q
3
q
4
q
4
q
4
q
4
q
5
q
5
q
5
q
5
q
5
q
6
q
6
q
6
q
6
q
6
q
6
q
7
q
7
q
7
q
7
q
7
q
7
q
7
Addressable latch
H
L
d
L
L
L
H
L
d
H
L
L
Q = d q
2
q
1
q
1
q
1
q
1
q
1
q
1
H
L
d
L
H
L
Q = d q
3
q
2
q
2
q
2
q
2
q
2
H
L
d
H
H
L
Q = d q
4
q
3
q
3
q
3
q
3
H
L
d
L
L
H
Q = d q
5
q
4
q
4
q
4
H
L
d
H
L
H
Q = d q
6
q
5
q
5
H
L
d
L
H
H
Q = d q
7
q
6
H
L
d
H
H
H
Q = d
H :
L
X :
d
q
High Voltage Level
Low Voltage Level
Immaterial
High or Low data one setup time prior to the Low-to-High Enable transition.
Lower case letters indicate the state of the referenced output established during the last cycle in
which it was addressed or cleared.
:
:
:
DC Characteristics
(unless otherwise specified)
Item
Symbol
Max
Unit
Condition
Maximum quiescent supply current
I
CC
80
μ
A
V
= V
or ground, V
CC
= 5.5 V,
Ta = Worst case
Maximum quiescent supply current
I
CC
8.0
μ
A
V
= V
CC
or ground, V
CC
= 5.5 V,
Ta = 25
°
C
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相關(guān)代理商/技術(shù)參數(shù) |
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| HD74AC259FP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Addressable D-Type Latch |
| HD74AC259FPEL | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:8-bit Addressable Latch |
| HD74AC259P | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Addressable D-Type Latch |
| HD74AC259RPEL | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:8-bit Addressable Latch |
| HD74AC269P | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Synchronous Up/Down Counter |
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