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MCP4442T-104E/ST - Microchip

Description: Digital Potentiometer ICs 100k I2C Qd Ch 7bit Nonvolatile memory

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MCP4442T-104E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 14-LEAD (ST)-4.4mm [TSSOP]
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MCP4442T-104E/ST - Microchip  - 3D model - Small Outline Packages - 14-LEAD (ST)-4.4mm [TSSOP]
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MCP4442T-104E/ST Details

  • Manufacturer Part Number:

    MCP4442T-104E/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

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Additional Feature:

    NON VOLATILE MEMORY

  • Bandwidth-Nom:

    0.1 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:

    100000 Ω

  • Width:

    4.4 mm

MCP4442T-104E/ST Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VSS, and then the logic inputs. This ensures proper device operation and prevents potential latch-up conditions.
  • To retain the wiper position during power-down, the CS pin must be held high and the SCK and SDI pins must be held low. This ensures that the device remains in a static state and the wiper position is preserved.
  • The maximum operating frequency of the SPI interface is 10 MHz. Exceeding this frequency may result in incorrect data transfer or device malfunction.
  • Yes, the MCP4442T-104E/ST can be used as a rheostat by connecting the wiper terminal to one of the end terminals (A or B). However, this configuration may affect the device's linearity and resolution.
  • The resistance value of the potentiometer can be calculated using the formula: R = (RAB * (256 - W)) / 256, where RAB is the total resistance between terminals A and B, and W is the wiper position (0-255).

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MCP4442T-104E/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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Part Image MCP4442-104E/ST Microchip Technology Inc

Digital Potentiometer, 4 Func, 100000ohm, 2-wire Serial Control Interface, 129 Positions, CMOS, PDSO14