SN74128N representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN16 sourced attributes1 source document

Texas Instruments · exact orderable part

SN74128N

IC GATE NOR 4CH 2-INP 14DIP

Logic Type
NOR Gate
Number of Circuits
4
Number of Inputs
2
Voltage - Supply
4.75V ~ 5.25V
Current - Output High, Low
42.4mA, 48mA
Max Propagation Delay @ V, Max CL
18ns @ 5V, 150pF
Input Logic Level - High
2V
Input Logic Level - Low
0.8V
Current - Quiescent (Max)
21 mA
Original manufacturerCommercial terms confirmed per lot
ManufacturerTexas Instruments
Package / case14-DIP (0.300", 7.62mm)
Mounting typeThrough Hole
PackingTube

Technical parameters

Technical specifications

SN74128N technical parameters
ParameterValue
Base Product NumberSN74128 [1]
Current - Output High, Low42.4mA, 48mA [1]
Current - Quiescent (Max)21 mA [1]
Input Logic Level - High2V [1]
Input Logic Level - Low0.8V [1]
Logic TypeNOR Gate [1]
Max Propagation Delay @ V, Max CL18ns @ 5V, 150pF [1]
MfrTexas Instruments [1]
Mounting TypeThrough Hole [1]
Number of Circuits4 [1]
Number of Inputs2 [1]
Operating Temperature0°C~70°C [1]
Product StatusActive [1]
Series7400 [1]
Voltage - Supply4.75V ~ 5.25V [1]
Package / Case14-DIP (0.300", 7.62mm) [1]

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