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參數(shù)資料
| 型號(hào)： | HD74AC670 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 13-Input Positive-NAND Gates 16-CDIP -55 to 125 |
| 中文描述： | 4 × 4寄存器文件具有三態(tài)輸出 |
| 文件頁(yè)數(shù)： | 6/10頁(yè) |
| 文件大?。?/td> | 62K |
| 代理商： | HD74AC670 |
HD74AC670
6
AC Operating Requirements: HD74AC670
Ta = +25
°
C
C
L
= 50 pF
Typ
Ta = –40
°
C
to +85
°
C
C
L
= 50 pF
Item
Symbol
V
CC
(V)*
1
3.3
Guaranteed Minimum
Unit
Setup time
Data to
W
E
Setup time
W
A1
or W
A0
to
W
E
Hold time
W
E
to Data
Hold time
W
E
to W
A1
or W
A2
Pulse width
W
E
Latch width
W
E
to 1
Note:
1. Voltage Range 3.3 is 3.3 V
±
0.3 V
Voltage Range 5.0 is 5.0 V
±
0.5 V
t
su
3.0
5.5
6.0
ns
5.0
2.0
4.0
4.5
3.3
3.0
5.5
6.0
ns
5.0
2.0
4.5
4.5
t
h
3.3
3.0
4.0
4.0
ns
5.0
2.5
4.0
4.0
3.3
3.0
4.0
4.0
ns
5.0
2.5
4.0
4.0
t
w
3.3
3.5
5.5
7.0
ns
5.0
2.5
4.5
5.0
t
latch
3.3
0.5
10.0
10.0
ns
5.0
0.5
10.0
10.0
Capacitance
Item
Symbol
Typ
Unit
Condition
Input capacitance
C
IN
C
PD
4.5
pF
V
CC
= 5.5 V
V
CC
= 5.0 V
Power dissipation capacitance
60
pF
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