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Texas Instruments-SN74HC4040DE4 Counter Shift Registers Counter Single 12-Bit Binary UP 16-Pin SOIC Tube
Integrated Circuits (ICs)

CD74HCT257M96

Active
Texas Instruments

HIGH SPEED CMOS LOGIC QUAD 2-INPUT MULTIPLEXERS WITH NON-INVERTING 3-STATE OUTPUTS

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Texas Instruments-SN74HC4040DE4 Counter Shift Registers Counter Single 12-Bit Binary UP 16-Pin SOIC Tube
Integrated Circuits (ICs)

CD74HCT257M96

Active
Texas Instruments

HIGH SPEED CMOS LOGIC QUAD 2-INPUT MULTIPLEXERS WITH NON-INVERTING 3-STATE OUTPUTS

Technical Specifications

Parameters and characteristics for this part

SpecificationCD74HCT257M96
Circuit [custom]4
Circuit [custom]2:1
Current - Output High, Low [custom]6 mA
Current - Output High, Low [custom]6 mA
Independent Circuits1
Mounting TypeSurface Mount
Operating Temperature [Max]125 °C
Operating Temperature [Min]-55 °C
Package / Case16-SOIC
Package / Case [x]0.154 in
Package / Case [y]3.9 mm
Supplier Device Package16-SOIC
TypeMultiplexer
Voltage - Supply [Max]5.5 V
Voltage - Supply [Min]4.5 V
Voltage Supply SourceSingle Supply

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 0.82
10$ 0.72
25$ 0.68
100$ 0.55
250$ 0.52
500$ 0.44
1000$ 0.35
Digi-Reel® 1$ 0.82
10$ 0.72
25$ 0.68
100$ 0.55
250$ 0.52
500$ 0.44
1000$ 0.35
Tape & Reel (TR) 2500$ 0.30
5000$ 0.28
7500$ 0.27
12500$ 0.25
17500$ 0.25
25000$ 0.24
Texas InstrumentsLARGE T&R 1$ 0.52
100$ 0.40
250$ 0.29
1000$ 0.21

Description

General part information

CD74HCT257 Series

The ’HC257 and ’HCT257 are quad 2-input multiplexers which select four bits of data from two sources under the control of a common Select Input (S). The Output Enable input (OE\) is active LOW. When OE\ is HIGH, all of the outputs (1Y-4Y) are in the high impedance state regardless of all other input conditions.

Moving data from two groups of registers to four common output buses is a common use of the 257. The state of the Select input determines the particular register from which the data comes. It can also be used as a function generator.

The ’HC257 and ’HCT257 are quad 2-input multiplexers which select four bits of data from two sources under the control of a common Select Input (S). The Output Enable input (OE\) is active LOW. When OE\ is HIGH, all of the outputs (1Y-4Y) are in the high impedance state regardless of all other input conditions.