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PCF8574RGYR - Texas Instruments

Description: Texas Instruments PCF8574RGYR, 8-channel 8bit I/O Expander 100kHz, I2C, 20-Pin VQFN

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PCB Footprints
PCF8574RGYR - Texas Instruments PCB footprint - Other - Other - RGY0020A
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3D Models
PCF8574RGYR - Texas Instruments  - 3D model - Other - RGY0020A
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PCF8574RGYR Details

  • Manufacturer Part Number:

    PCF8574RGYR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Address Bus Width:

    8

  • Clock Frequency-Max:

    0.1 MHz

  • JESD-30 Code:

    R-PQCC-N20

  • JESD-609 Code:

    e4

  • Length:

    4.5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Bits:

    8

  • Number of I/O Lines:

    8

  • Number of Ports:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC16/20,.14X.16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    0.1 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:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3.5 mm

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

PCF8574RGYR Frequently Asked Questions (FAQs)

  • The PCF8574RGYR can support I2C bus frequencies up to 400 kHz.
  • Yes, the PCF8574RGYR can be used as a level shifter, as it can translate I2C bus signals from one voltage level to another.
  • The reset pin (RST) of the PCF8574RGYR should be tied to VCC through a pull-up resistor to ensure proper operation. A 10 kΩ resistor is recommended.
  • The PCF8574RGYR can drive capacitive loads up to 400 pF.
  • Yes, the PCF8574RGYR can be used in a multi-master I2C bus configuration, but it requires additional external circuitry to handle arbitration and collision detection.

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PCF8574RGYR 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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