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USB2251I-NU-06 - Microchip

Description: USB Interface IC Ultra Fast USB 2.0 Flash Media

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USB2251I-NU-06 - Microchip - PCB symbol
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USB2251I-NU-06 - Microchip PCB footprint - Quad Flat Packages - Quad Flat Packages - USB2251I-NU-06
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USB2251I-NU-06 - Microchip - 3D model - Quad Flat Packages - USB2251I-NU-06
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USB2251I-NU-06 Details

  • Manufacturer Part Number:

    USB2251I-NU-06

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    VTQFP-128

  • Pin Count:

    128

  • Manufacturer Package Code:

    TQFP-128

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    13

  • Bus Compatibility:

    I2C; UART; USB

  • Clock Frequency-Max:

    24 MHz

  • Data Transfer Rate-Max:

    35 MBps

  • JESD-30 Code:

    S-PQFP-G128

  • JESD-609 Code:

    e3

  • Length:

    14 mm

  • Moisture Sensitivity Level:

    3

  • Number of Terminals:

    128

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    TQFP128,.63SQ,16

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    165 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    14 mm

  • uPs/uCs/Peripheral ICs Type:

    BUS CONTROLLER, UNIVERSAL SERIAL BUS

USB2251I-NU-06 Frequently Asked Questions (FAQs)

  • Microchip provides a recommended PCB layout guide in their application note AN134, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The USB2251I-NU-06 has a low-power mode that can be enabled by setting the LP bit in the USB_CFG register. Additionally, the device can be put into a low-power state by setting the SUSPEND bit in the USB_CFG register. Refer to the datasheet for more information on low-power operation.
  • The USB2251I-NU-06 supports cable lengths up to 3 meters (10 feet) for USB 2.0 high-speed operation, and up to 5 meters (16 feet) for USB 2.0 full-speed operation, assuming a good quality cable with proper shielding and termination.
  • The USB2251I-NU-06 has an internal overcurrent protection (OCP) feature that can be enabled by setting the OCP_EN bit in the USB_CFG register. The device will automatically limit the current to 500mA when OCP is enabled. Additionally, an external overcurrent protection circuit can be implemented using an external resistor and a power switch, as described in the datasheet.
  • The recommended crystal oscillator frequency for the USB2251I-NU-06 is 12 MHz, which is the default frequency used by the device. However, the device can also operate with other frequencies, such as 6 MHz or 24 MHz, by adjusting the XTAL_CFG register accordingly.

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USB2251I-NU-06 Overview

Use the download button to access the USB2251I-NU-06 schematic symbol, PCB footprint, and 3D model.
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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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