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MCP4442T-503E/ST - Microchip

Description: Digital Potentiometer ICs 50k I2C Qd Ch 7bit Nonvolatile memory

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MCP4442T-503E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4442T-503E/ST - Microchip  - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4442T-503E/ST Details

  • Manufacturer Part Number:

    MCP4442T-503E/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:

    0.2 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:

    50000 Ω

  • Width:

    4.4 mm

MCP4442T-503E/ST Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD before applying a clock signal to the device. This ensures that the internal circuitry is properly initialized.
  • To retain the wiper position during power-down, the CS pin should be held high and the SCK pin should be held low. This ensures that the device is in a static state and the wiper position is maintained.
  • The maximum frequency of the clock signal that can be applied to the SCK pin is 1 MHz. Exceeding this frequency may result in incorrect operation or device damage.
  • The correct resistance value depends on the specific application requirements. The MCP4442T-503E/ST has a total resistance of 50 kΩ, and the wiper position can be set to one of 256 possible positions. The resistance between the wiper and either terminal can be calculated using the formula: R = (50 kΩ / 256) × (wiper position).
  • The WP pin is a write-protect pin that allows the device to be write-protected. When the WP pin is tied to VDD, the device is in write-protect mode, and the wiper position cannot be changed. When the WP pin is tied to GND, the device is in normal operation mode, and the wiper position can be changed.

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MCP4442T-503E/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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