Part Image

SN7438DR - Texas Instruments

Description: Quad 2-input positive-NAND buffers with open collector outputs

Download SN7438DR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SN7438DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (-R-PDSO-G14)
click to zoom
3D Models
SN7438DR - Texas Instruments  - 3D model - Small Outline Packages - D (-R-PDSO-G14)
click to zoom

SN7438DR Details

  • Manufacturer Part Number:

    SN7438DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    TTL/H/L

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Load Capacitance (CL):

    45 pF

  • Logic IC Type:

    NAND GATE

  • Max I(ol):

    0.048 A

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Inputs:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    54 mA

  • Prop. Delay@Nom-Sup:

    22 ns

  • Propagation Delay (tpd):

    22 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • 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

  • Width:

    3.91 mm

SN7438DR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN7438DR is 30 MHz, but it can vary depending on the load capacitance and the output current.
  • To ensure reliable operation in high-temperature environments, it is recommended to derate the output current and voltage according to the thermal derating curve provided in the datasheet, and to ensure good thermal design and heat sinking.
  • No, the SN7438DR is a quad 2-input NAND gate and not a voltage regulator. It is not designed to regulate voltage and should not be used as such.
  • The recommended input voltage range for the SN7438DR is 4.5V to 5.5V, but it can operate with input voltages as low as 3V and as high as 6V, although the output voltage and current may be affected.
  • To reduce power consumption in the SN7438DR, it is recommended to use a lower input voltage, reduce the output current, and use a lower-frequency clock signal. Additionally, using a lower-power logic family, such as the LVC or AXC series, can also help reduce power consumption.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SN7438DR Overview

Use the download button to access the SN7438DR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN743, or try a keyword search, such as Gates

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.

Parts related to SN7438DR

Showing 0 results

SN7438DR Alternates

Showing results

Image Part Number Model
Part Image DM7438MX Texas Instruments

NAND Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDSO14

Part Image DM7438M Rochester Electronics LLC

NAND Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDSO14

Part Image DM7438MX Fairchild Semiconductor Corporation

NAND Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDSO14

Part Image SN7438DRG4 Texas Instruments

NAND Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDSO14

Part Image SN7438DE4 Texas Instruments

NAND Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDSO14

For a full list of alternate parts for SN7438DR, check out Findchips.com