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SN74LS393ML1 查看數據表(PDF) - ON Semiconductor

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SN74LS393ML1 DUAL DECADE COUNTER; DUAL 4-STAGE BINARY COUNTER ON-Semiconductor
ON Semiconductor ON-Semiconductor
SN74LS393ML1 Datasheet PDF : 5 Pages
1 2 3 4 5
SN54/74LS390 SN54/74LS393
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
– 0.65 – 1.5
V
VCC = MIN, IIN = – 18 mA
Output HIGH Voltage
54
2.5
3.5
74
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
V
or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
V
IOL = 8.0 mA
per Truth Table
IIH
Input HIGH Current
MR
20
µA VCC = MAX, VIN = 2.7 V
0.1
mA VCC = MAX, VIN = 7.0 V
– 0.4 mA
IIL
Input LOW Current
CP, CP0
– 1.6 mA VCC = MAX, VIN = 0.4 V
CP1
– 2.4 mA
IOS
Short Circuit Current (Note 1)
– 20
– 100 mA VCC = MAX
ICC
Power Supply Current
26
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
mA VCC = MAX
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Limits
Symbol
Parameter
Min Typ Max
fMAX
Maximum Clock Frequency
CP0 to Q0
25
35
fMAX
Maximum Clock Frequency
CP1 to Q1
20
tPLH
tPHL
Propagation Delay,
CP to Q0
LS393
12
20
13
20
tPLH
tPHL
CP0 to Q0
LS390
12
20
13
20
tPLH
tPHL
CP to Q3
LS393
40
60
40
60
tPLH
tPHL
CP0 to Q2
LS390
37
60
39
60
tPLH
tPHL
CP1 to Q1
LS390
13
21
14
21
tPLH
tPHL
CP1 to Q2
LS390
24
39
26
39
tPLH
tPHL
CP1 to Q3
LS390
13
21
14
21
tPHL
MR to Any Output
LS390/393
24
39
Unit
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
Test Conditions
CL = 15 pF
FAST AND LS TTL DATA
5-4
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