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MCP4342-503E/ST - Microchip

Description: Digital Potentiometer 128 Step 50kOhm

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MCP4342-503E/ST - Microchip - PCB symbol
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MCP4342-503E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4342-503E/ST - Microchip - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4342-503E/ST Details

  • Manufacturer Part Number:

    MCP4342-503E/ST

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    4.40 MM, PLASTIC, TSSOP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    TSSOP-14

  • Country Of Origin:

    Malaysia, Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Bandwidth-Nom:

    0.2 kHz

  • Control Interface:

    3-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

  • 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

MCP4342-503E/ST Frequently Asked Questions (FAQs)

  • Microchip recommends following a star-grounding topology, keeping analog and digital grounds separate, and using a solid ground plane to minimize noise. Additionally, keep the device's power and ground pins as close as possible to the decoupling capacitors, and use a low-impedance path for the VDD and VSS connections.
  • The MCP4342-503E/ST has an internal calibration circuit that is enabled by default. However, for optimal performance, it is recommended to perform an external calibration using an external voltage reference and a calibration routine. Refer to the device's application note AN1342 for more information on calibration procedures.
  • The maximum operating frequency of the MCP4342-503E/ST is 1 MHz. Operating the device at frequencies above 1 MHz may result in reduced accuracy, increased noise, and decreased performance. It is recommended to operate the device within the specified frequency range to ensure optimal performance.
  • The POR and BOR features are designed to ensure the device powers up correctly and recovers from brown-out conditions. To handle these features, ensure that the power supply is stable and within the recommended operating range, and use an external reset circuit if necessary. Additionally, ensure that the device's reset pin is properly connected and configured.
  • The MCP4342-503E/ST has a recommended operating temperature range of -40°C to +125°C. To ensure the device operates within this range, ensure good thermal conductivity between the device and the PCB, use thermal vias if necessary, and avoid exposing the device to extreme temperatures or thermal shocks.

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MCP4342-503E/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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