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PDF SN54LS92 Datasheet ( Hoja de datos )

Número de pieza SN54LS92
Descripción 4-BIT BINARY COUNTER
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SN54LS92 datasheet

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SN54LS92 pdf
SN54/74LS90 SN54/74LS92 SN54/74LS93
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
74 4.75 5.0 5.25
V
54 – 55 25 125 °C
74 0 25 70
54, 74
– 0.4
mA
54 4.0 mA
74 8.0
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH Input HIGH Voltage
Guaranteed Input HIGH Voltage for
2.0 V All Inputs
54 0.7 Guaranteed Input LOW Voltage for
VIL Input LOW Voltage 74 0.8 V All Inputs
VIK
VOH
Input Clamp Diode Voltage
Output HIGH Voltage
– 0.65 – 1.5 V VCC = MIN, IIN = – 18 mA
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
V IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
IIH Input HIGH Current
20 µA VCC = MAX, VIN = 2.7 V
0.1 mA VCC = MAX, VIN = 7.0 V
Input LOW Current
MS, MR
IIL CP0
CP1 (LS90, LS92)
CP1 (LS93)
– 0.4
– 2.4 mA VCC = MAX, VIN = 0.4 V
– 3.2
– 1.6
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.
FAST AND LS TTL DATA
5-5

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