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SN74LS90 Datasheet(PDF) 5 Page - ON Semiconductor

Part No. SN74LS90
Description  4-BIT BINARY COUNTER
Download  7 Pages
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

SN74LS90 Datasheet(HTML) 5 Page - ON Semiconductor

  SN74LS90 Datasheet HTML 1Page - ON Semiconductor SN74LS90 Datasheet HTML 2Page - ON Semiconductor SN74LS90 Datasheet HTML 3Page - ON Semiconductor SN74LS90 Datasheet HTML 4Page - ON Semiconductor SN74LS90 Datasheet HTML 5Page - ON Semiconductor SN74LS90 Datasheet HTML 6Page - ON Semiconductor SN74LS90 Datasheet HTML 7Page - ON Semiconductor  
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SN74LS90
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5
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
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
74
2.7
3.5
V
VOL
Output LOW Voltage
54, 74
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
74
0.35
0.5
V
IOL = 8.0 mA
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
MS, MR
CP0
CP1 (LS90, LS92)
CP1 (LS93)
−0.4
−2.4
−3.2
−1.6
mA
VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 1)
−20
−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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