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SN74251N - Texas Instruments

Description: Encoders, Decoders, Multiplexers & Demultiplexers 8-Line To 1-Line Data Selector / Multiplexer 16-PDIP 0 to 70

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PCB Footprints
SN74251N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 16 lead pdip
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SN74251N - Texas Instruments  - 3D model - Dual-In-Line Packages - 16 lead pdip
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SN74251N Details

  • Manufacturer Part Number:

    SN74251N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, MS-001BB, DIP-16

  • Pin Count:

    16

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    TTL/H/L

  • JESD-30 Code:

    R-PDIP-T16

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    MULTIPLEXER

  • Max I(ol):

    0.016 A

  • Number of Functions:

    1

  • Number of Inputs:

    8

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Power Supply Current-Max (ICC):

    62 mA

  • Prop. Delay@Nom-Sup:

    45 ns

  • Propagation Delay (tpd):

    45 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    7.62 mm

SN74251N Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74251N is 10 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power and decoupling, use a 5V power supply, decouple the power pins with 0.1uF capacitors, and use a 10uF capacitor on the VCC pin to filter out noise.
  • The recommended operating temperature range for the SN74251N is 0°C to 70°C, but it can operate up to 85°C with reduced performance and reliability.
  • The CLR input should be tied to VCC through a 1kΩ resistor and a 0.1uF capacitor to ensure proper reset operation and noise immunity.
  • The propagation delay of the SN74251N is typically around 10-20ns, which can affect the timing and synchronization of your design. Ensure that your design takes into account the propagation delay to avoid timing issues.

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SN74251N Overview

Use the download button to access the SN74251N schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN742, or try a keyword search, such as Multiplexer/Demultiplexers

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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