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SN74AC245PW - Texas Instruments

Description: Octal Bus Transceivers With 3-State Outputs

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PCB Footprints
SN74AC245PW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G20)
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3D Models
SN74AC245PW - Texas Instruments  - 3D model - Small Outline Packages - PW (R-PDSO-G20)
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SN74AC245PW Details

  • Manufacturer Part Number:

    SN74AC245PW

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Control Type:

    COMMON CONTROL

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    AC

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS TRANSCEIVER

  • Max I(ol):

    0.024 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.04 mA

  • Prop. Delay@Nom-Sup:

    7 ns

  • Propagation Delay (tpd):

    9 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    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

SN74AC245PW Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74AC245PW is typically 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB layout techniques, such as keeping signal traces short and away from noise sources, using ground planes, and terminating signals properly. Additionally, use series resistors or ferrite beads to reduce ringing and overshoot.
  • Yes, the SN74AC245PW is compatible with 3.3V systems. However, ensure that the input voltage (VCC) is within the recommended operating range of 4.5V to 5.5V, and that the output voltage (VOH) is within the recommended range of 2.4V to 3.6V.
  • To ensure proper power sequencing, power up the VCC pin before applying input signals, and power down the VCC pin after removing input signals. This helps prevent latch-up and ensures reliable operation.
  • The SN74AC245PW can sink or source up to 24 mA of current per output pin, but it's recommended to limit the current to 12 mA or less to ensure reliable operation and prevent overheating.

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SN74AC245PW 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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For a full list of alternate parts for SN74AC245PW, check out Findchips.com