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SN54-74LS90 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 5 Page - ON Semiconductor

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SN54-74LS90 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 5 Page - ON Semiconductor

   
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FAST AND LS TTL DATA
SN54/74LS90
โ€ข SN54/74LS92 โ€ข SN54/74LS93
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
โ€“55
0
25
25
125
70
ยฐC
IOH
Output Current โ€” High
54, 74
โ€“ 0.4
mA
IOL
Output Current โ€” Low
54
74
4.0
8.0
mA
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Sb l
P
Limits
Ui
T
C
di i
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
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
VIL
Input LOW Voltage
74
0.8
V
pg
All Inputs
VIK
Input Clamp Diode Voltage
โ€“ 0.65
โ€“ 1.5
V
VCC = MIN, IIN = โ€“ 18 mA
VOH
Output HIGH Voltage
54
2.5
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
VOH
Output HIGH Voltage
74
2.7
3.5
V
CC
, OH
,
IN
IH
or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN =VIL or VIH
VOL
Output LOW Voltage
74
0.35
0.5
V
IOL = 8.0 mA
VIN = VIL or VIH
per Truth Table
IIH
Input HIGH Current
20
ยตA
VCC = MAX, VIN = 2.7 V
IIH
Input HIGH Current
0.1
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
MS, MR
CP0
CP1 (LS90, LS92)
CP1 (LS93)
โ€“ 0.4
โ€“ 2.4
โ€“ 3.2
โ€“ 1.6
mA
VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 1)
โ€“20
โ€“100
mA
VCC = MAX
ICC
Power Supply Current
15
mA
VCC = MAX
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.


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