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SN74LS390N - Texas Instruments

Description: DUAL 4-BIT DECADE AND BINARY COUNTERS

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SN74LS390N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T)
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SN74LS390N - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T)
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SN74LS390N Details

  • Manufacturer Part Number:

    SN74LS390N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

  • Count Direction:

    UP

  • Family:

    LS

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    15 pF

  • Load/Preset Input:

    NO

  • Logic IC Type:

    DECADE COUNTER

  • Max Frequency@Nom-Sup:

    25000000 Hz

  • Max I(ol):

    0.008 A

  • Mode of Operation:

    ASYNCHRONOUS

  • Number of Bits:

    3

  • Number of Functions:

    4

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    26 mA

  • Prop. Delay@Nom-Sup:

    60 ns

  • Propagation Delay (tpd):

    60 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 Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Trigger Type:

    NEGATIVE EDGE

  • Width:

    7.62 mm

  • fmax-Min:

    25 MHz

SN74LS390N Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS390N is 30 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power and decoupling, use a 5V power supply, add a 0.1uF ceramic capacitor between VCC and GND, and use a 10uF electrolytic capacitor between VCC and GND for bulk decoupling.
  • The SN74LS390N can sink or source up to 16mA of current per output, but it's recommended to limit the current to 10mA or less to ensure reliable operation.
  • The asynchronous reset input (R) should be tied to VCC through a 1kΩ resistor and a 0.01uF capacitor to ensure proper reset operation.
  • No, the SN74LS390N is designed to operate at 5V and is not compatible with 3.3V systems. Using it in a 3.3V system may result in unreliable operation or damage to the device.

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SN74LS390N Overview

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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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Part Image 74LS390PC Texas Instruments

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Part Image SN54LS390J Motorola Semiconductor Products

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Part Image SN74LS390N3 Texas Instruments

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Part Image SNC54LS390J Texas Instruments

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For a full list of alternate parts for SN74LS390N, check out Findchips.com