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MM74HC245AN - onsemi

Description: Octal 3-STATE Transceiver

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MM74HC245AN - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 20 lead pdip
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MM74HC245AN - onsemi  - 3D model - Dual-In-Line Packages - 20 lead pdip
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MM74HC245AN Details

  • Manufacturer Part Number:

    MM74HC245AN

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    DIP-20

  • Manufacturer Package Code:

    N20A

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2017-12-28

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Control Type:

    COMMON CONTROL

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDIP-T20

  • Length:

    26.075 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS TRANSCEIVER

  • Max I(ol):

    0.006 A

  • Number of Bits:

    8

  • Number of Functions:

    1

  • 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:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Power Supply Current-Max (ICC):

    70 mA

  • Prop. Delay@Nom-Sup:

    23 ns

  • Propagation Delay (tpd):

    116 ns

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

MM74HC245AN Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the MM74HC245AN is typically 100 MHz, but it can vary depending on the system design and capacitive loading.
  • To ensure signal integrity, use proper PCB design techniques such as impedance matching, signal routing, and decoupling capacitors. Also, ensure that the input signals are within the recommended voltage levels and that the output loads are within the specified current limits.
  • Yes, the MM74HC245AN can be used as a level shifter. It can translate signals from one voltage level to another, making it suitable for use in mixed-voltage systems.
  • The power consumption of the MM74HC245AN depends on the operating frequency, input voltage, and output loading. Typically, the quiescent current is around 20-40 μA, and the dynamic current is around 1-2 mA per output.
  • To handle bus contention, use the output enable (OE) input to control the direction of data flow. Ensure that only one device is driving the bus at a time, and use pull-up or pull-down resistors to prevent bus contention.

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