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參數(shù)資料
| 型號： | SN54LS155 |
| 廠商： | Motorola, Inc. |
| 英文描述： | DUAL 1-OF-4 DECODER/ DEMULTIPLEXER |
| 中文描述： | 雙1 - - 4解碼器/解復(fù)用器 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 210K |
| 代理商： | SN54LS155 |
5-264
FAST AND LS TTL DATA
SN54/74LS155
GUARANTEED OPERATING RANGES
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply Voltage
54
74
4.5
4.75
5.0
5.0
5.5
5.25
V
TA
Operating Ambient Temperature Range
54
74
–55
0
25
25
125
70
°
C
IOH
IOL
Output Current — High
54, 74
–0.4
mA
Output Current — Low
54
74
4.0
8.0
mA
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
74
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
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
10
mA
AC CHARACTERISTICS
(TA = 25
°
C)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
tPLH
tPHL
Propagation Delay
Address, Ea or Eb to Output
10
19
15
30
ns
Figure 1
CL = 15 pF
tPLH
tPHL
Propagation Delay
Address to Output
17
19
26
30
ns
Figure 2
VCC = 5.0 V
tPLH
tPHL
Propagation Delay
Ea to Output
18
18
27
27
ns
Figure 1
AC WAVEFORMS
Figure 1
Figure 2
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SN54LS155J | DUAL 1-OF-4 DECODER/ DEMULTIPLEXER |
| SN74LS156D | DUAL 1-OF-4 DECODER/ DEMULTIPLEXER |
| SN74LS156N | DUAL 1-OF-4 DECODER/ DEMULTIPLEXER |
| SN74LS157 | LOW POWER SCHOTTKY |
| SN74LS157D | LOW POWER SCHOTTKY |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN54LS155AJ | 制造商:Texas Instruments 功能描述:Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN54LS156J | 制造商:Texas Instruments 功能描述:Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin CDIP Tube |
| SN54LS157J | 制造商:Texas Instruments 功能描述:Multiplexer 1-Element Bipolar 8-IN 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:MLTPLXR 1-ELEM BIPOLAR 8-IN 16CDIP - Rail/Tube |
| SN54LS158J | 制造商:Texas Instruments 功能描述:Multiplexer 1-Element Bipolar 8-IN 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN54LS160A/BEA | 制造商:Rochester Electronics LLC 功能描述: |
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