參數(shù)資料
型號(hào)： SN54LS155J
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, TRUE OUTPUT, CDIP16
封裝： CERAMIC, DIP-16
文件頁(yè)數(shù)： 4/6頁(yè)
文件大?。?/td> 210K
代理商： SN54LS155J
5-265
FAST AND LS TTL DATA
SN54/74LS156
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
VOH
IOL
Output Voltage — High
54, 74
5.5
V
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
IOH
Input Clamp Diode Voltage
–0.65
–1.5
V
VCC = MIN, IIN = –18 mA
VCC = MIN, VOH = MAX
Output HIGH Current
54, 74
100
μ
A
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
0.1
mA
IIL
ICC
Input LOW Current
–0.4
mA
VCC = MAX, VIN = 0.4 V
VCC = MAX
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
25
34
40
51
ns
Figure 1
RL = 2.0 k
tPLH
tPHL
Propagation Delay
Address to Output
31
34
46
51
ns
Figure 2
VCC = 5.0 V
CL = 15 pF
tPLH
tPHL
Propagation Delay
Ea to Output
32
32
48
48
ns
Figure 1
AC WAVEFORMS
Figure 1
Figure 2
相關(guān)PDF資料
PDF描述
SN74LS156D DUAL 1-OF-4 DECODER/ DEMULTIPLEXER
SN74LS156N DUAL 1-OF-4 DECODER/ DEMULTIPLEXER
SN74LS157 LOW POWER SCHOTTKY
SN74LS157D LOW POWER SCHOTTKY
SN74LS157N LOW POWER SCHOTTKY
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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
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