參數(shù)資料
型號: SN74LS139N
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: DUAL 1-OF-4 DECODER/ DEMULTIPLEXER
中文描述: LS SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 3/5頁
文件大?。?/td> 173K
代理商: SN74LS139N
5-237
FAST AND LS TTL DATA
SN54/74LS139
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
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
All Inputs
74
0.8
VIK
Input Clamp Diode Voltage
–0.65
–1.5
V
VCC = MIN, IIN = –18 mA
VOH
Output HIGH Voltage
54
2.5
3.5
V
or VIL per Truth Table
VCC = MIN, IOH = MAX, VIN = VIH
74
2.7
3.5
V
VOL
Output LOW Voltage
54, 74
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
per Truth Table
74
0.35
0.5
V
IOL = 8.0 mA
VIN = VIL or VIH
IIH
Input HIGH Current
20
μ
A
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
VCC = MAX
0.1
mA
IIL
IOS
ICC
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
Input LOW Current
–0.4
mA
Short Circuit Current (Note 1)
–20
–100
mA
Power Supply Current
11
mA
AC CHARACTERISTICS
(TA = 25
°
C)
Symbol
Parameter
Delay
Limits
Unit
Test Conditions
Levels of
Min
Typ
Max
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
Propagation Delay
Address to Output
2
2
13
22
20
33
ns
CL = 15 pF
Propagation Delay
Address to Output
3
3
18
25
29
38
ns
VCC = 5.0 V
Propagation Delay
Enable to Output
2
2
16
21
24
32
ns
AC WAVEFORMS
Figure 1
Figure 2
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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:編碼器、解碼器、復用器和解復用器 BDC to Decimal RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74LS145DE4 功能描述:編碼器、解碼器、復用器和解復用器 BCD-To-Decimal Decoders/Drivers RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74LS145DG4 功能描述:編碼器、解碼器、復用器和解復用器 BCD To Decimal Decoders Drivers RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray