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HD74LS139P 参数 Datasheet PDF下载

HD74LS139P图片预览
型号: HD74LS139P
PDF下载: 下载PDF文件 查看货源
内容描述: 双2线至4线解码器/多路解复用器 [Dual 2-line-to-4-line Decoders / Demultiplexers]
分类和应用: 解码器解复用器逻辑集成电路光电二极管驱动
文件页数/大小: 7 页 / 77 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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HD74LS139  
Electrical Characteristics  
(Ta = –20 to +75 °C)  
Item  
Symbol  
VIH  
min.  
2.0  
typ.*  
max.  
Unit  
V
Condition  
Input voltage  
VIL  
0.8  
V
VOH  
2.7  
V
VCC = 4.75 V, VIH = 2 V, VIL = 0.8 V,  
IOH = –400 µA  
Output voltage  
0.4  
0.5  
20  
IOL = 4 mA  
IOL = 8 mA  
VCC = 4.75 V, VIH = 2 V,  
VIL = 0.8 V  
VOL  
V
IIH  
IIL  
II  
µA  
mA  
mA  
VCC = 5.25 V, VI = 2.7 V  
VCC = 5.25 V, VI = 0.4 V  
VCC = 5.25 V, VI = 7 V  
Input current  
–0.4  
0.1  
Short-circuit output  
current  
IOS  
–5  
–42  
mA  
VCC = 5.25 V  
Supply current  
ICC  
VIK  
6.8  
11  
mA  
V
VCC = 5.25 V, Outputs enabled and open  
VCC = 4.75 V, IIN = –18 mA  
Input clamp voltage  
–1.5  
Note: * VCC = 5 V, Ta = 25°C  
Switching Characteristics  
(VCC = 5 V, Ta = 25°C)  
Levels  
of delay  
Item  
Symbol  
Inputs  
Output  
min.  
typ.  
max.  
Unit  
Condition  
tPLH  
tPHL  
tPLH  
tPLH  
tPLH  
tPHL  
13  
22  
18  
25  
16  
21  
20  
33  
29  
38  
24  
32  
ns  
ns  
ns  
ns  
ns  
ns  
Binary  
select  
1A, 1B  
2A, 2B  
2
1Y0 to 1Y3  
2Y0 to 2Y3  
Propagation  
delay time  
CL = 15 pF,  
RL = 2 kΩ  
3
2
Enable  
1G, 2G 2Y0 to 2Y3  
1Y0 to 1Y3  
Rev.2.00, Feb.18.2005, page 3 of 6  
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