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参数资料
| 型号： | MC74AC257DG |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | AC SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16 |
| 封装： | GREEN, PLASTIC, SOIC-16 |
| 文件页数： | 8/12页 |
| 文件大小： | 181K |
| 代理商： | MC74AC257DG |
MC74AC257, MC74ACT257
http://onsemi.com
5
DC CHARACTERISTICS
Symbol
Parameter
VCC
(V)
74AC
Unit
Conditions
TA = +25°C
TA =
40°C to
+85°C
Typ
Guaranteed Limits
VIH
Minimum High Level
Input Voltage
3.0
1.5
2.1
VOUT = 0.1 V
4.5
2.25
3.15
V
or VCC 0.1 V
5.5
2.75
3.85
VIL
Maximum Low Level
Input Voltage
3.0
1.5
0.9
VOUT = 0.1 V
4.5
2.25
1.35
V
or VCC 0.1 V
5.5
2.75
1.65
VOH
Minimum High Level
Output Voltage
3.0
2.99
2.9
IOUT = 50 mA
4.5
4.49
4.4
V
5.5
5.49
5.4
V
*VIN = VIL or VIH
3.0
2.56
2.46
12 mA
4.5
3.86
3.76
IOH
24 mA
5.5
4.86
4.76
24 mA
VOL
Maximum Low Level
Output Voltage
3.0
0.002
0.1
IOUT = 50 mA
4.5
0.001
0.1
V
5.5
0.001
0.1
V
*VIN = VIL or VIH
3.0
0.36
0.44
12 mA
4.5
0.36
0.44
IOL
24 mA
5.5
0.36
0.44
24 mA
IIN
Maximum Input
Leakage Current
5.5
±0.1
±1.0
mA
VI = VCC, GND
IOZ
Maximum
3State
Current
VI (OE) = VIL, VIH
5.5
±0.5
±5.0
mA
VI = VCC, GND
VO = VCC, GND
IOLD
Minimum Dynamic
Output Current
5.5
75
mA
VOLD = 1.65 V Max
IOHD
5.5
75
mA
VOHD = 3.85 V Min
ICC
Maximum Quiescent
Supply Current
5.5
8.0
80
mA
VIN = VCC or GND
*All outputs loaded; thresholds on input associated with output under test.
Maximum test duration 2.0 ms, one output loaded at a time.
NOTE: IIN and ICC @ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V VCC.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC74AC257DR2 | 功能描述:编码器、解码器、复用器和解复用器 2-6V Quad 2-Input 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 |
| MC74AC257DR2G | 功能描述:编码器、解码器、复用器和解复用器 2-6V Quad 2-Input Mux w/3-State Out 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 |
| MC74AC257DSC | 制造商: 功能描述: 制造商:undefined 功能描述: |
| MC74AC257DT | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Quad 2−Input Multiplexer with 3−State Outputs |
| MC74AC257DTR2 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Quad 2−Input Multiplexer with 3−State Outputs |
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