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PCF8574AT - NXP

Description: NXP Semiconductors Remote 8-bit I/O expander for I2C bus with interrupt

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PCF8574AT - NXP PCB footprint - Small Outline Packages - Small Outline Packages - SO16 SOT162-1
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PCF8574AT - NXP  - 3D model - Small Outline Packages - SO16 SOT162-1
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PCF8574AT Details

  • Manufacturer Part Number:

    PCF8574AT

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SO-16

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    NXP Semiconductors

  • YTEOL:

    0

  • Clock Frequency-Max:

    0.1 MHz

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of I/O Lines:

    8

  • Number of Ports:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    100 mA

  • Supply Voltage-Max:

    6 V

  • Supply Voltage-Min:

    2.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    7.5 mm

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

PCF8574AT Frequently Asked Questions (FAQs)

  • The PCF8574AT can support I2C bus frequencies up to 400 kHz.
  • The PCF8574AT can be reset by pulling the RESET pin low for a minimum of 1 ms.
  • The PCF8574AT can sink or source up to 25 mA per I/O pin.
  • Yes, the PCF8574AT can be used as an input port expander. The input mode is selected by writing a '1' to the corresponding bit in the output port register.
  • The PCF8574AT can be configured as an output port expander by writing a '0' to the corresponding bit in the output port register.

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PCF8574AT Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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For a full list of alternate parts for PCF8574AT, check out Findchips.com