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MCP4151-103E/P - Microchip

Description: Single/Dual SPI Digital POT

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MCP4151-103E/P Details

  • Manufacturer Part Number:

    MCP4151-103E/P

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    0.300 INCH, PLASTIC, DIP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    PDIP-8

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Bandwidth-Nom:

    1 kHz

  • Control Interface:

    INCREMENT/DECREMENT

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e3

  • Length:

    9.271 mm

  • Number of Functions:

    1

  • Number of Positions:

    257

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5 V

  • Seated Height-Max:

    5.334 mm

  • Supply Current-Max:

    1 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    150 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Total Resistance-Nom:

    10000 Ω

  • Width:

    7.62 mm

MCP4151-103E/P Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VSS, and then the logic inputs (CS, SCK, and SI). This ensures proper device operation and prevents potential latch-up conditions.
  • To ensure reliable communication, ensure that the SPI clock frequency is within the recommended range (10 kHz to 1 MHz), and that the CS signal is properly asserted and de-asserted. Also, ensure that the SPI bus is properly terminated to prevent signal reflections.
  • The maximum operating frequency of the MCP4151 is 50 kHz. Operating the device above this frequency may result in reduced accuracy and reliability.
  • The MCP4151 has a built-in POR circuit that resets the device to its default state upon power-up. To handle POR, ensure that the device is properly powered up, and then send a reset command (0x00) over the SPI interface to initialize the device.
  • To minimize noise and ensure reliable operation, it is recommended to follow good layout and routing practices, such as keeping the analog and digital signals separate, using a solid ground plane, and minimizing trace lengths and loops.

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MCP4151-103E/P 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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