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FXL6408UMX - onsemi

Description: Interrupt Pin to Alert Processor of Status Changes; 8 Independently Configurable I/O Ports; 4X Expansion of Connected Processor I/O Ports; Selectable Device Address; Voltage Translation Capable from 1.65 V I2C Port Up to 4.0 V GPIO Pins; 6 mA Output Drive; Low-Power Quiescent Current: 1.5 µA; Fully Integrated I2C Slave

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PCB Footprints
FXL6408UMX - onsemi PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 16-Lead Ultrathin Molded Leadless Package (UMLP)
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3D Models
FXL6408UMX - onsemi  - 3D model - Quad Flat No-Lead - 16-Lead Ultrathin Molded Leadless Package (UMLP)
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FXL6408UMX Details

  • Manufacturer Part Number:

    FXL6408UMX

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    UQFN-16

  • Package Description:

    UMLP-16

  • Manufacturer Package Code:

    523BF

  • Country Of Origin:

    Mainland China, Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    6.68

  • Clock Frequency-Max:

    0.4 MHz

  • JESD-30 Code:

    R-XQCC-N16

  • JESD-609 Code:

    e4

  • Length:

    2.6 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:

    UNSPECIFIED

  • Package Code:

    VQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.55 mm

  • Supply Current-Max:

    0.3 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    1.65 V

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    1.8 mm

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

FXL6408UMX Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or a heat sink to dissipate heat efficiently.
  • Ensure proper thermal design, use a heat sink if necessary, and follow the recommended operating conditions. Also, consider using a thermal interface material to improve heat transfer between the device and the heat sink.
  • The maximum allowed voltage on the VIN pin is 5.5V. Exceeding this voltage may damage the device.
  • Yes, the FXL6408UMX is suitable for battery-powered devices due to its low quiescent current and high efficiency. However, ensure that the input voltage is within the recommended range and the device is properly bypassed.
  • The output voltage ripple can be calculated using the formula: ΔVout = (Iout * ESL) / (Cout * fsw), where ESL is the equivalent series inductance of the output capacitor, Cout is the output capacitance, and fsw is the switching frequency.

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FXL6408UMX Overview

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