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SN74LS163AD - Texas Instruments

Description: Synchronous 4-Bit Binary Counters

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SN74LS163AD - Texas Instruments - PCB symbol
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SN74LS163AD - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74LS163AD - Texas Instruments - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74LS163AD Details

  • Manufacturer Part Number:

    SN74LS163AD

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    TCO OUTPUT

  • Count Direction:

    UP

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    15 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    25000000 Hz

  • Max I(ol):

    0.008 A

  • Mode of Operation:

    SYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    32 mA

  • Prop. Delay@Nom-Sup:

    35 ns

  • Propagation Delay (tpd):

    27 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    3.9 mm

  • fmax-Min:

    25 MHz

SN74LS163AD Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS163AD is 30 MHz, but it can vary depending on the operating voltage and load capacitance. It's recommended to check the timing characteristics in the datasheet for specific frequency limits.
  • To ensure proper reset, connect the CLR (clear) input to a pull-up resistor and a capacitor to ground. This will ensure that the counter is reset to zero during power-up. Additionally, make sure to meet the specified reset timing requirements in the datasheet.
  • The SN74LS163AD can be used as both a synchronous and asynchronous counter. In synchronous mode, the clock input is connected to the CLK input, and the counter increments/decrements on the rising edge of the clock. In asynchronous mode, the clock input is connected to the ENP (enable parallel) input, and the counter increments/decrements on the rising edge of the enable signal.
  • The maximum load capacitance that the SN74LS163AD can drive is 100 pF. Exceeding this limit may affect the counter's performance and reliability. It's recommended to check the output drive characteristics in the datasheet for specific load capacitance limits.
  • The SN74LS163AD is a 5V device, but it can be used in a 3.3V system with some limitations. The device will still function, but the output voltage levels may not be compatible with 3.3V logic. It's recommended to use a level translator or a voltage regulator to ensure proper operation.

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SN74LS163AD 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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SN74LS163AD Alternates

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Part Image DM74LS163AM Rochester Electronics LLC

Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, TTL, PDSO16
Part Image SN74LS163AD3 Rochester Electronics LLC

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Part Image SN74LS163AD Rochester Electronics LLC

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Part Image SN74LS163ADG4 Texas Instruments

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Part Image SN74LS163AD3 Texas Instruments

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For a full list of alternate parts for SN74LS163AD, check out Findchips.com