参数资料
型号: 74VHC157SJX
厂商: Fairchild Semiconductor
文件页数: 6/10页
文件大小: 0K
描述: MULTIPLEXER QUAD 2IN 16SOP
标准包装: 2,000
系列: 74VHC
类型: 多路复用器
电路: 4 x 2:1
独立电路: 1
输出电流高,低: 8mA,8mA
电压电源: 单电源
电源电压: 2 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.209",5.30mm 宽)
供应商设备封装: 16-SOP
包装: 带卷 (TR)
74VHC157
Quad
2-Input
Multiple
x
e
r
1992 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74VHC157 Rev. 1.2
5
DC Electrical Characteristics
Noise Characteristics
Note:
2. Parameter guaranteed by design.
Symbol
Parameter
VCC (V)
Conditions
TA = 25°C
TA = –40°C to
+85°C
Units
Min.
Typ.
Max.
Min.
Max.
VIH
HIGH Level Input
Voltage
2.0
1.50
V
3.0–5.5
0.7 x VCC
VIL
LOW Level Input
Voltage
2.0
0.50
V
3.0–5.5
0.3 x VCC
VOH
HIGH Level
Output Voltage
2.0
VIN = VIH
or VIL
IOH = –50A
1.9
2.0
1.9
V
3.0
2.9
3.0
2.9
4.5
4.4
4.5
4.4
3.0
IOH = –4mA
2.58
2.48
4.5
IOH = –8mA
3.94
3.80
VOL
LOW Level
Output Voltage
2.0
VIN = VIH
or VIL
IOL = 50A
0.0
0.1
V
3.0
0.0
0.1
4.5
0.0
0.1
3.0
IOL = 4mA
0.36
0.44
4.5
IOL = 8mA
0.36
0.44
IIN
Input Leakage
Current
0–5.5
VIN = 5.5V or GND
±0.1
±1.0
A
ICC
Quiescent
Supply Current
5.5
VIN = VCC or GND
4.0
40.0
A
Symbol
Parameter
VCC (V)
Conditions
TA = 25°C
Units
Typ.
Limits
VOLP
(3)
Quiet Output Maximum
Dynamic VOL
5.0
CL = 50pF
0.3
0.8
V
VOLV
(3)
Quiet Output Minimum
Dynamic VOL
5.0
CL = 50pF
–0.3
–0.8
V
VIHD
(3)
Minimum HIGH Level
Dynamic Input Voltage
5.0
CL = 50pF
3.5
V
VILD
(3)
Maximum LOW Level
Dynamic Input Voltage
5.0
CL = 50pF
1.5
V
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