SN74LS353 데이터 시트보기 (PDF) - Motorola => Freescale
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SN74LS353 Datasheet PDF : 6 Pages
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SN54 / 74LS353
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
IOH
Output Current — High
IOL
Output Current — Low
Min
Typ
Max
Unit
54
4.5
5.0
5.5
V
74
4.75
5.0
5.25
54
–55
25
125
°C
74
0
25
70
54
– 1.0
mA
74
–2.6
54
12
mA
74
24
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
54
VIL
Input LOW Voltage
74
0.7
Guaranteed Input LOW Voltage for
0.8
V
All Inputs
VIK
VOH
Input Clamp Diode Voltage
54
Output HIGH Voltage
74
– 0.65 – 1.5
2.4
3.4
2.4
3.1
V
VCC = MIN, IIN = – 18 mA
V
VCC = MIN, IOH = MAX, VIN = VIH
V
or VIL per Truth Table
VOL
Output LOW Voltage
QA – QH
54, 74
74
0.25 0.4
0.35 0.5
V
IOL = 12 mA
V
IOL = 24 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
IOZH
Output Off Current HIGH
20
µA VCC = MAX, VOUT = 2.7 V
IOZL
Output Off Current LOW
– 20
µA VCC = MAX, VOUT = 0.4 V
IIH
Input HIGH Current
20
µA VCC = MAX, VIN = 2.7 V
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
– 130 mA VCC = MAX
Power Supply Current
ICC
Total, Output 3-State
Total, Output LOW
14
mA VCC = MAX
12
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
tPLH
tPHL
tPLH
tPHL
tPZH
Propagation Delay,
Data to Output
Propagation Delay,
Select to Output
Output Enable Time
to HIGH Level
11
13
25
20
ns
Figure 1
20
45
21
32
ns
Figure 1 or 2
11
23
ns
Figures 4, 5
CL = 15 pF
tPZL
Output Enable Time
to LOW Level
15
23
ns
Figures 3, 5
tPLZ
tPHZ
Output Disable Time
to LOW Level
Output Disable Time
to HIGH Level
12
27
ns
27
41
ns
Figures 3, 5
Figures 4, 5
CL = 5.0 pF
FAST AND LS TTL DATA
5-512
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