参数资料
| 型号： | 74VHC157SJX |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 7/10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
6
AC Electrical Characteristics
Note:
3. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load. Average operating current can be obtained by the equation:
ICC (opr.) = CPD VCC fIN + ICC
Symbol
Parameter
VCC
(V)
Conditions
TA = 25°C
TA = –40°C
to +85°C
Units
Min.
Typ.
Max.
Min.
Max.
tPLH, tPHL
Propagation Delay,
In to Zn
3.3 ± 0.3
CL = 15pF
6.2
9.7
1.0
11.5
ns
CL = 50pF
8.7
13.2
1.0
15.0
5.0 ± 0.5
CL = 15pF
4.1
6.4
1.0
7.5
ns
CL = 50pF
5.6
8.4
1.0
9.5
tPLH, tPHL
Propagation Delay,
S to Zn
3.3 ± 0.3
CL = 15pF
8.4
13.2
1.0
15.5
ns
CL = 50pF
10.9
16.7
1.0
19.0
5.0 ± 0.5
CL = 15pF
5.3
8.1
1.0
9.5
ns
CL = 50pF
6.8
10.1
1.0
11.5
tPLH, tPHL
Propagation Delay,
E to Zn
3.3 ± 0.3
CL = 15pF
8.7
13.6
1.0
16.0
ns
CL = 50pF
11.2
17.1
1.0
19.5
5.0 ± 0.5
CL = 15pF
5.6
8.6
1.0
10.0
ns
CL = 50pF
7.1
10.6
1.0
12.0
CIN
Input Capacitance
VCC = Open
4
10
pF
CPD
Power Dissipation
Capacitance
(3)
20
pF
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 74VHC157T | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:QUAD 2 CHANNEL MULTIPLEXER |
| 74VHC157TTR | 功能描述:编码器、解码器、复用器和解复用器 Quad 2-Ch Multiplexr RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量（输入/输出）:2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray |
| 74VHC16 | 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:8-Bit Serial-In, Parallel-Out Shift Register |
| 74VHC161 | 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:4-Bit Binary Counter with Asynchronous Clear |
| 74VHC161284 | 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:IEEE 1284 Transceiver |
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