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SN74HCT138PWR - Texas Instruments

Description: Texas Instruments SN74HCT138PWR, Decoder, Demultiplexer, 1-of-8, Inverting, 4.5 → 5.5 V, 16-Pin TSSOP

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SN74HCT138PWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G16)
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SN74HCT138PWR - Texas Instruments  - 3D model - Small Outline Packages - PW (R-PDSO-G16)
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SN74HCT138PWR Details

  • Manufacturer Part Number:

    SN74HCT138PWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    TWO ACTIVE-LOW AND ONE ACTIVE-HIGH ENABLE INPUTS

  • Family:

    HCT

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    3-LINE TO 8-LINE DECODER

  • Max I(ol):

    0.004 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.08 mA

  • Prop. Delay@Nom-Sup:

    45 ns

  • Propagation Delay (tpd):

    45 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn); Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

SN74HCT138PWR Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74HCT138PWR is typically around 30-40 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power and decoupling, connect the VCC pin to a stable 5V power supply, and decouple the power pins with 0.1uF and 10uF capacitors. Additionally, use a 10kΩ pull-up resistor on the enable pins (E1, E2, and E3) to prevent floating inputs.
  • The SN74HCT138PWR can sink or source up to 6mA per output pin, but it's recommended to limit the current to 4mA per pin to ensure reliable operation.
  • The enable pins (E1, E2, and E3) are active-low, meaning they must be pulled low to enable the corresponding output. Use a pull-up resistor to connect the enable pins to VCC, and then use a logic signal to pull the pin low to enable the output.
  • The propagation delay of the SN74HCT138PWR is typically around 10-15ns, but it can vary depending on the specific application and operating conditions.

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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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