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PCA9557DGVR - Texas Instruments

Description: Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers

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PCA9557DGVR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGV (R-PDSO-G16)
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PCA9557DGVR - Texas Instruments  - 3D model - Small Outline Packages - DGV (R-PDSO-G16)
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PCA9557DGVR Details

  • Manufacturer Part Number:

    PCA9557DGVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • 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:

    0.4 MHz

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    4.4 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:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.025 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.3 V

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.6 mm

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

PCA9557DGVR Frequently Asked Questions (FAQs)

  • The PCA9557DGVR can support I2C bus frequencies up to 400 kHz, but it is recommended to operate at 100 kHz or lower for reliable operation.
  • The PCA9557DGVR can be configured for 16-bit or 8-bit port addressing by setting the A0, A1, and A2 address pins. For 16-bit addressing, A0, A1, and A2 should be connected to VCC or GND. For 8-bit addressing, A0, A1, and A2 should be connected to VCC or GND according to the desired address.
  • The PCA9557DGVR can sink or source up to 25 mA per output pin, but the total current should not exceed 100 mA for the entire device.
  • The PCA9557DGVR can be reset by pulling the RESET pin low for at least 1 ms. This will reset the device to its default state.
  • Yes, the PCA9557DGVR can be used as a level translator between 1.8 V, 2.5 V, 3.3 V, or 5 V logic levels. However, the device should be powered from the highest voltage level in the system.

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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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Part Image PCA9557DGVRG4G4 Texas Instruments

Parallel I/O Port, 8-Bit, 8 I/O, CMOS, PDSO16