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MCP4442-103E/ST - Microchip

Description: Digital Potentiometer ICs 10k I2C Quad Ch 7bit Nonvolatile Memory

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MCP4442-103E/ST - Microchip - PCB symbol
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MCP4442-103E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (TSSOP)14 .
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MCP4442-103E/ST - Microchip - 3D model - Small Outline Packages - (TSSOP)14 .
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MCP4442-103E/ST Details

  • Manufacturer Part Number:

    MCP4442-103E/ST

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    14

  • Manufacturer Package Code:

    TSSOP-14

  • Country Of Origin:

    Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Additional Feature:

    NON VOLATILE MEMORY

  • Bandwidth-Nom:

    1 kHz

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Positions:

    129

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LINEAR/LOGARITHMIC

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5.5 V

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.6 mA

  • Supply Voltage-Nom:

    2.7 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    150 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    40

  • Total Resistance-Nom:

    10000 Ω

  • Width:

    4.4 mm

MCP4442-103E/ST Frequently Asked Questions (FAQs)

  • Microchip recommends following a star-grounding topology, keeping the digital and analog grounds separate, and using a solid ground plane to minimize noise. Additionally, keep the input and output traces short and away from each other to reduce crosstalk.
  • Use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) as close as possible to the VDD pin, and a smaller capacitor (e.g., 100nF) near the VREF pin. Ensure the power supply is stable and within the recommended operating range (2.7V to 5.5V).
  • The maximum output current of the MCP4442-103E/ST is 3mA. If the output current exceeds this limit, the output voltage may droop or become unstable. Ensure the output current is within the recommended range to maintain accurate output voltages.
  • The MCP4442-103E/ST uses a standard SPI interface. The recommended clock frequency is 1MHz to 5MHz. Ensure the clock signal is clean and has a 50% duty cycle. The chip select (CS) pin should be low during data transfer and high during idle periods. Refer to the datasheet for detailed timing diagrams and programming examples.
  • The MCP4442-103E/ST operates over a temperature range of -40°C to +125°C. The device's performance may vary with temperature, with the output voltage accuracy and stability potentially degrading at extreme temperatures. Ensure the device is operated within the recommended temperature range for optimal performance.

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MCP4442-103E/ST 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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Digital Potentiometer, 4 Func, 10000ohm, 2-wire Serial Control Interface, 129 Positions, CMOS, PDSO14