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MCP4161T-104E/MS - Microchip

Description: Digital Potentiometer ICs Sngl 8B NV SPI Rheo

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MCP4161T-104E/MS - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - MSOP-8
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MCP4161T-104E/MS Details

  • Manufacturer Part Number:

    MCP4161T-104E/MS

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Package Description:

    PLASTIC, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    MSOP-8

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    11 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Bandwidth-Nom:

    0.1 kHz

  • Control Interface:

    INCREMENT/DECREMENT

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Positions:

    129

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • 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 V

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    1 mA

  • Supply Voltage-Nom:

    5 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:

    3 mm

MCP4161T-104E/MS Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the MCP4161T-104E/MS is 1 MHz, which is the maximum clock frequency of the SPI interface.
  • To ensure proper initialization, the CS pin should be held high during power-up, and then brought low to initiate the SPI communication. The device will power up in a default state with the wiper at the mid-point (128 taps).
  • The recommended termination scheme is to connect the RH pin to a fixed voltage (e.g., VCC or GND) and the RL pin to the load. This ensures that the potentiometer is properly terminated and minimizes noise and oscillations.
  • Yes, the MCP4161T-104E/MS can be used as a rheostat by connecting the RH pin to a fixed voltage and the RL pin to the load. The wiper position can be controlled to vary the resistance between the RH and RL pins.
  • The POR circuitry ensures that the device powers up in a known state. During power-up, the device will reset and the wiper will move to the mid-point (128 taps). The POR circuitry will also reset the device if the supply voltage drops below the minimum operating voltage.

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MCP4161T-104E/MS 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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