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SCH3221-7U - Microchip

Description: I/O Controller Interface IC LPC IO with 8042 KBC Multiple Serial Port

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SCH3221-7U - Microchip PCB footprint - BGA - BGA - 64-pin WFBGA
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SCH3221-7U - Microchip  - 3D model - BGA - 64-pin WFBGA
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SCH3221-7U Details

  • Manufacturer Part Number:

    SCH3221-7U

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    WFBGA-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    WFBGA-64

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    14 Weeks

  • Date Of Intro:

    2016-02-29

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    18

  • Address Bus Width:

    4

  • Boundary Scan:

    NO

  • Bus Compatibility:

    IRDA; LPC; PCI; UART

  • External Data Bus Width:

    4

  • JESD-30 Code:

    S-PBGA-B64

  • JESD-609 Code:

    e1

  • Length:

    6 mm

  • Number of I/O Lines:

    33

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    3.63 V

  • Supply Voltage-Min:

    2.97 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

  • Width:

    6 mm

SCH3221-7U Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the SCH3221-7U is -40°C to +85°C, although it can tolerate storage temperatures from -65°C to +150°C.
  • To ensure reliable communication, make sure to follow the recommended PCB layout guidelines, use a stable clock source, and implement proper signal termination and shielding. Additionally, ensure that the host controller is configured correctly and that the SCH3221-7U is properly initialized.
  • The SCH3221-7U supports data transfer rates up to 100 Mbps, making it suitable for high-speed applications.
  • Yes, the SCH3221-7U is compatible with 3.3V systems, but it requires an external voltage regulator to step down the voltage from 5V to 3.3V. Additionally, ensure that the input voltage to the SCH3221-7U does not exceed 3.6V.
  • The SCH3221-7U has an internal POR and BOD circuitry. To handle POR, ensure that the power supply is stable and within the recommended operating range. For BOD, connect the BOD pin to a suitable voltage source, and the SCH3221-7U will automatically reset when the voltage falls below the threshold.

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SCH3221-7U Overview

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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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