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參數(shù)資料
| 型號(hào)： | 74LV423 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Dual retriggerable monostable multivibrator with reset |
| 中文描述： | 雙retriggerable單穩(wěn)態(tài)觸發(fā)器的復(fù)位 |
| 文件頁數(shù)： | 3/16頁 |
| 文件大小： | 156K |
| 代理商： | 74LV423 |
Philips Semiconductors
Preliminary specification
74LV423
Dual retriggerable monostable multivibrator
with reset
1997 Feb 04
3
PIN CONFIGURATION
14
13
12
11
10
9
7
6
5
4
3
2
1
GND
V
CC
1A
1B
1R
D
1Q
2Q
8
15
16
2C
EXT
2R
EXT
/C
EXT
1R
EXT
/C
EXT
1C
EXT
1Q
2Q
2R
D
2B
2A
SV00096
PIN DESCRIPTION
PIN
NUMBER
SYMBOL
FUNCTION
1,9
1A, 2A
Trigger inputs
(negative-edge triggered)
2,10
1B, 2B
Trigger inputs
(positive-edge triggered)
3,11
1R
D
, 2R
D
1Q, 2Q
Direct reset LOW
4, 12
Outputs (active LOW)
7
2R
EXT
/C
EXT
GND
External resistor/capacitor connection
8
Ground (0V)
13, 5
1Q, 2Q
Outputs (active HIGH)
14, 6
1C
EXT,
2C
EXT
1R
EXT
/C
EXT
V
CC
External capacitor connection
15
External resistor/capacitor connection
16
Positive supply voltage
LOGIC SYMBOL (IEEE/IEC)
CX
RCX
&
R
14
15
1
2
3
13
4
CX
RCX
&
R
6
7
9
10
11
5
12
SV00161
LOGIC SYMBOL
1
9
2
10
3
11
14
6
15
7
13
5
4
12
1A
2A
1B
2B
1R
D
2R
D
1C
EXT
2C
EXT
1R
EXT
/C
EXT
2R
EXT
/C
EXT
1Q
2Q
1Q
2Q
S
Q
Q
R
D
T
SV00160
FUNCTIONAL DIAGRAM
1
9
2
10
3
11
14
6
15
7
13
5
4
12
1A
2A
1B
2B
1R
D
2R
D
1C
EXT
2C
EXT
1R
EXT
/C
EXT
2R
EXT
/C
EXT
1Q
2Q
1Q
2Q
S
Q
Q
R
D
T
SV00162
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相關(guān)代理商/技術(shù)參數(shù) |
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| 74LV423D | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
| 74LV423DB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
| 74LV423N | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
| 74LV423PW | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
| 74LV423PWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
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