Rochester 74F257ASC
Rochester 74F257ASC

Rochester 74F257ASC

Manufacturer No:

74F257ASC

Manufacturer:

Rochester

Package:

16-SOIC (0.154, 3.90mm Width)

Description:

16 Terminations 4.5V~5.5V Signal switch 74F Series 1 Outputs 4 Functions

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Step1:Prepare product

Step1:Prepare product

Step2:Desiccant Protection

Step2:Desiccant Protection

Step3:Vacuum Packaging

Step3:Vacuum Packaging

Step4:Individual Package

Step4:Individual Package

Step5:Anti-collision Filling

Step5:Anti-collision Filling

Step6:Packaging Box

Step6:Packaging Box

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Currently, our products are shipped through DHL, FedEx, SF, and UPS.

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1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

74F257ASC Information

Rochester 74F257ASC technical specifications, attributes, parameters and parts with similar specifications to Rochester 74F257ASC.

  • Type
  • Parameter
  • Mounting Type
  • Surface Mount
  • Package / Case
  • 16-SOIC (0.154, 3.90mm Width)
  • Surface Mount
  • YES
  • Operating Temperature
  • 0°C~70°C
  • Packaging
  • Tube
  • Series
  • 74F
  • JESD-609 Code
  • e3
  • Pbfree Code
  • yes
  • Part Status
  • Obsolete
  • Moisture Sensitivity Level (MSL)
  • 1 (Unlimited)
  • Type
  • Parameter
  • Number of Terminations
  • 16
  • Type
  • Multiplexer
  • Terminal Finish
  • MATTE TIN
  • Technology
  • TTL
  • Voltage - Supply
  • 4.5V~5.5V
  • Terminal Position
  • DUAL
  • Terminal Form
  • GULL WING
  • Peak Reflow Temperature (Cel)
  • 260
  • Number of Functions
  • 4
  • Supply Voltage
  • 5V

Download datasheets and manufacturer documentation for Rochester 74F257ASC.

74F257ASC Overview


The reason it is provided is that the board space can be saved by placing digital switch in the 16-SOIC (0.154, 3.90mm Width).The package is packaged in accordance with Tube.Digital switch ic adheres to a mounting method of Surface Mount.As the analog part, the circuit uses an analog IC Multiplexer.The operating temperature will not be affected by external factors when turn signal switch is set to 0°C~70°C.Design engineers have more flexibility when digital controlled switch operates at 4.5V~5.5V voltage.Since they are members of the 74F series, they can be used in a wide variety of applications.The basic configuration of this system includes 16 terminations.The multiplexer's system is supplied with a voltage of 5V.Currently, this turn signal switch has a total of 16 component pins.A conductor terminates at GULL WING.The logic switch object belongs to the family of F/FAST.Avoid unnecessary failures by keeping the supply voltage (Vsup) at 4.5V.To avoid some unnecessary failures, the maximum supply voltage (Vsup) should be kept at 5.5V.The turn signal switch contains 1 outputs designed to operate.A multiplexer such as this has 2 inputs available.

74F257ASC Features


Supplied in the 16-SOIC (0.154, 3.90mm Width) package


74F257ASC Applications


There are a lot of Rochester Electronics, LLC
74F257ASC Signal Switches / Multiplexers / Decoders applications.


  • Data collection system
  • Audio transmission
  • Video transmission
  • Image transmission
  • Recording transmission
  • Combinational circuit
  • Logic gates for other digital devices
  • Signal router
  • Data communication
  • Data bus control

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Expected Shipping:Sat, Mar 14 - Sun, Mar 15, 2026
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