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参数资料
| 型号： | SN74LS139DR2 |
| 厂商： | MOTOROLA INC |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | LS SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16 |
| 封装： | SOIC-16 |
| 文件页数： | 3/3页 |
| 文件大小： | 60K |
| 代理商： | SN74LS139DR2 |
5-3
FAST AND LS TTL DATA
SN54/74LS139
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Sb l
P
Limits
Ui
T
C
di i
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
54
0.7
V
Guaranteed Input LOW Voltage for
VIL
Input LOW Voltage
74
0.8
V
pg
All Inputs
VIK
Input Clamp Diode Voltage
– 0.65
– 1.5
V
VCC = MIN, IIN = – 18 mA
V
O
HIGH V l
54
25
35
V
MIN I
MAX V
V
VOH
Output HIGH Voltage
54
2.5
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
VOH
Output HIGH Voltage
74
2.7
3.5
V
CC
, OH
,
IN
IH
or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN =VIL or VIH
VOL
Output LOW Voltage
74
0.35
0.5
V
IOL = 8.0 mA
VIN = VIL or VIH
per Truth Table
IIH
Input HIGH Current
20
A
VCC = MAX, VIN = 2.7 V
IIH
Input HIGH Current
0.1
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
– 0.4
mA
VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 1)
–20
–100
mA
VCC = MAX
ICC
Power Supply Current
11
mA
VCC = MAX
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C)
Sb l
P
Levels of
Limits
Ui
T
C
di i
Symbol
Parameter
Levels of
Delay
Min
Typ
Max
Unit
Test Conditions
tPLH
tPHL
Propagation Delay
Address to Output
2
13
22
20
33
ns
V5 0 V
tPLH
tPHL
Propagation Delay
Address to Output
3
18
25
29
38
ns
VCC = 5.0 V
CL = 15 pF
tPLH
tPHL
Propagation Delay
Enable to Output
2
16
21
24
32
ns
AC WAVEFORMS
Figure 1
Figure 2
VIN
VOUT
1.3 V
tPHL
1.3 V
tPLH
VIN
VOUT
1.3 V
tPHL
1.3 V
tPLH
1.3 V
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LS139M | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS139N | 制造商:Panasonic Industrial Company 功能描述:IC |
| SN74LS139ND | 制造商:Motorola Inc 功能描述: |
| SN74LS139NDS | 制造商:Motorola Inc 功能描述: |
| SN74LS145D | 功能描述:编码器、解码器、复用器和解复用器 BDC to Decimal 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 |
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