74AC257PC
- Mfr.Part #
- 74AC257PC
- Manufacturer
- onsemi
- Package / Case
- 16-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MULTIPLEXER 4 X 2:1 16DIP
- Stock
- 28,792
- In Stock :
- 28,792
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- Manufacturer :
- onsemi
- Product Category :
- Signal Switches, Multiplexers, Decoders
- Terminal Pitch :
- 2.54mm
- Series :
- 74AC
- JESD-609 Code :
- e3
- Pbfree Code :
- yes
- Number of Functions :
- 4
- Pin Count :
- 16
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage-Min (Vsup) :
- 2V
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Independent Circuits :
- 1
- Terminal Finish :
- MATTE TIN
- Family :
- AC
- Type :
- Multiplexer
- Number of Terminations :
- 16
- Number of Inputs :
- 2
- Output Characteristics :
- 3-STATE
- Supply Voltage-Max (Vsup) :
- 6V
- Output Polarity :
- TRUE
- Time@Peak Reflow Temperature-Max (s) :
- Not Applicable
- Voltage - Supply :
- 2V~6V
- Current - Output High, Low :
- 24mA 24mA
- Terminal Position :
- Dual
- Packaging :
- Tube
- Package / Case :
- 16-DIP (0.300, 7.62mm)
- Height Seated (Max) :
- 5.08mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Width :
- 7.62mm
- Qualification Status :
- Not Qualified
- Number of Outputs :
- 1
- Mounting Type :
- Through Hole
- Surface Mount :
- No
- Voltage Supply Source :
- Single Supply
- Operating Temperature :
- -40°C~85°C
- Circuit :
- 4 x 2:1
- Datasheets
- 74AC257PC

Signal Switches, Multiplexers, Decoders onsemi 74AC257PC Overview
The onsemi 74AC257PC is a versatile and robust multiplexer designed for applications requiring high-speed switching of digital signals. This integrated circuit (IC) features four dual 2:1 input multiplexers with three-state outputs. Manufactured with advanced CMOS technology, the 74AC257PC provides significant improvements in performance over older CMOS multiplexers. It operates over a wide voltage range and offers a low power dissipation, making it ideal for high-performance industrial applications. Its 16-pin DIP package ensures compatibility with standard board layouts, simplifying the design and integration process for product developers and engineers. The integration of this IC in your systems guarantees reliability and efficiency, pivotal for managing multiple input sources in complex electronic setups.
74AC257PC Features
- Four dual 2:1 multiplexer circuits with individual select inputs.
- Three-state outputs that can be connected directly to a bus line.
- Wide operating voltage range of 2V to 6V.
- Low power consumption with a typical quiescent current of only 2µA.
- High noise immunity characteristic of CMOS technology.
- Designed in a 16-pin DIP package for easy implementation.
74AC257PC Applications
- Data Routing: Utilized in data switch routers for channeling data streams efficiently between multiple sources and destinations without signal degradation.
- Signal Gating: Acts as signal gates in telecommunication devices, allowing or blocking signals based on control inputs, optimizing signal integrity and flow.
- Input/Output Expansion: Employed in microcontroller applications to expand I/O capabilities, facilitating the management of additional inputs and outputs in embedded systems.
- Memory Address Decoding: Used in computer systems for memory address decoding, enhancing the selection process of memory addresses during data storage and retrieval.
- Video Signal Switching: Integral in video processing equipment, where multiple video sources are managed and directed to various output channels.
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