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參數資料
| 型號： | M74HC123A |
| 廠商： | 意法半導體 |
| 英文描述： | Dual Retriggerable Monostable Multivibrator(可再觸發(fā)單穩(wěn)態(tài)多諧振蕩器) |
| 中文描述： | 雙Retriggerable單穩(wěn)態(tài)觸發(fā)器（可再觸發(fā)單穩(wěn)態(tài)多諧振蕩器） |
| 文件頁數： | 6/14頁 |
| 文件大?。?/td> | 291K |
| 代理商： | M74HC123A |
DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
1.5
3.15
4.2
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
1.5
3.15
4.2
-55 to 125
o
C
54HC
Min.
1.5
3.15
4.2
Max.
Max.
Max.
V
IH
High Level Input
Voltage
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
V
V
IL
Low Level Input
Voltage
0.5
1.35
1.8
0.5
1.35
1.8
0.5
1.35
1.8
V
V
OH
High Level
Output Voltage
V
I
=
V
IH
or
V
IL
I
O
=-20
μ
A
1.9
4.4
5.9
4.18
5.68
2.0
4.5
6.0
4.31
5.8
0.0
0.0
0.0
0.17
0.18
1.9
4.4
5.9
4.13
5.63
1.9
4.4
5.9
4.10
5.60
V
I
O
=-4.0 mA
I
O
=-5.2 mA
V
OL
Low Level Output
Voltage
V
I
=
V
IH
or
V
IL
I
O
= 20
μ
A
0.1
0.1
0.1
0.26
0.26
±
0.1
0.1
0.1
0.1
0.33
0.33
±
1
0.1
0.1
0.1
0.40
0.40
±
1
V
I
O
= 4.0 mA
I
O
= 5.2 mA
I
I
Input Leakage
Current
R/C Terminal Off
State Current
Quiescent Supply
Current
Active State
Supply Current (1)
6.0
V
I
= V
CC
or GND
μ
A
I
I
6.0
V
I
= V
CC
or GND
±
0.1
±
1
±
1
μ
A
I
CC
6.0
V
I
= V
CC
or GND
4
40
80
μ
A
I
CC
’
2.0
4.5
6.0
V
I
= V
CC
or GND
Pin 7 or 15
V
IN
= V
CC
/2
45
500
0.7
200
600
1
260
780
1.3
320
960
1.6
μ
A
μ
A
mA
(1):Per Circuit
RECOMMENDED OPERATING CONDITIONS
Symbol
V
CC
V
I
V
O
T
op
Parameter
Value
2 to 6
0 to V
CC
0 to V
CC
-55 to +125
-40 to +85
0 to 1000
0 to 500
0 to 400
NO LIMITATION
5K to 1M
1K to 1M
Unit
V
V
V
o
C
o
C
ns
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature:
M54HC
Series
M74HC
Series
t
r
, t
f
Input Rise and Fall Time
C
X
R
X
External Capacitor
External Resistor
pF
V
CC
< 3 V
V
CC
≥
3 V
(*)The maximum allowable values ofCx andRx are a function ofleakageof capacitor Cx, the leakage of deviceand leakagedue to the board
layoutand surface resistance. Susceptibility toexternally induced noise may occur for Rx > 1M
M54/M74HC123/123A
6/14
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