參數(shù)資料
型號: 74HC21D-T
英文描述: Dual 4-input AND Gate
中文描述: 雙4輸入與門
文件頁數(shù): 7/16頁
文件大小: 83K
代理商: 74HC21D-T
2003 May 14
7
Philips Semiconductors
Product specification
Dual 2-input NOR gate
74HC2G02; 74HCT2G02
Note
1.
All typical values are measured at T
amb
= 25
°
C.
T
amb
=
40 to +125
°
C
V
IH
HIGH-level input voltage
2.0
4.5
6.0
2.0
4.5
6.0
1.5
3.15
4.2
0.5
1.35
1.8
V
V
V
V
V
V
V
IL
LOW-level input voltage
V
OH
HIGH-level output voltage
V
I
= V
IH
or V
IL
I
O
=
20
μ
A
I
O
=
20
μ
A
I
O
=
20
μ
A
I
O
=
4.0 mA
I
O
=
5.2 mA
V
I
= V
IH
or V
IL
I
O
= 20
μ
A
I
O
= 20
μ
A
I
O
= 20
μ
A
I
O
= 4.0 mA
I
O
= 5.2 mA
V
I
= V
CC
or GND
V
I
= V
CC
or GND; I
O
= 0 6.0
2.0
4.5
6.0
4.5
6.0
1.9
4.4
5.9
3.7
5.2
V
V
V
V
V
V
OL
LOW-level output voltage
2.0
4.5
6.0
4.5
6.0
6.0
0.1
0.1
0.1
0.4
0.4
±
1.0
20
V
V
V
V
V
μ
A
μ
A
I
LI
I
CC
input leakage current
quiescent supply current
SYMBOL
PARAMETER
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
OTHER
V
CC
(V)
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