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MCP4342-104E/ST - Microchip

Description: Digital Potentiometer 128 Step 100kOhm

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MCP4342-104E/ST - Microchip - PCB symbol
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PCB Footprints
MCP4342-104E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4342-104E/ST - Microchip - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4342-104E/ST Details

  • Manufacturer Part Number:

    MCP4342-104E/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

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Bandwidth-Nom:

    0.1 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:

    100000 Ω

  • Width:

    4.4 mm

MCP4342-104E/ST Frequently Asked Questions (FAQs)

  • Microchip provides a recommended layout and routing guide in their application note AN1348, which includes guidelines for PCB layout, component placement, and routing to minimize noise and ensure optimal performance.
  • Microchip provides a variety of application notes and code examples that demonstrate how to configure the MCP4342-104E/ST for specific applications. For example, AN1349 provides a detailed guide on how to use the MCP4342-104E/ST as a digital potentiometer.
  • The maximum operating frequency of the MCP4342-104E/ST is 50 kHz. Operating the device at frequencies above 50 kHz may result in decreased performance, increased power consumption, and potential device damage.
  • Proper power supply decoupling and bypassing are critical to ensure the MCP4342-104E/ST operates correctly. Microchip recommends using a 0.1 μF ceramic capacitor between the VDD and VSS pins, and a 10 μF electrolytic capacitor between the VDD pin and the power supply.
  • The typical settling time of the MCP4342-104E/ST is 10 μs. This means that the device requires 10 μs to settle to its final value after a change in the wiper position. This settling time can affect the device's performance in applications that require fast switching or high-frequency operation.

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MCP4342-104E/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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