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MCP3221A7T-E/OT - Microchip

Description: MICROCHIP - MCP3221A7T-E/OT - Analogue to Digital Converter, 12 bit, 22.3 kSPS, Single Ended, I2C, Single, 2.7 V

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PCB Footprints
MCP3221A7T-E/OT - Microchip PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - (OT) (SOT23)
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3D Models
MCP3221A7T-E/OT - Microchip  - 3D model - SOT23 (5-Pin) - (OT) (SOT23)
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MCP3221A7T-E/OT Details

  • Manufacturer Part Number:

    MCP3221A7T-E/OT

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • Manufacturer Package Code:

    SOT-23-5

  • Country Of Origin:

    Malaysia, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Analog Input Voltage-Max:

    5.8 V

  • Analog Input Voltage-Min:

    -0.3 V

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.95 mm

  • Linearity Error-Max (EL):

    0.0488%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    1

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.0223 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Width:

    1.63 mm

MCP3221A7T-E/OT Frequently Asked Questions (FAQs)

  • Microchip recommends a 4-layer PCB with a solid ground plane, and placing the ADC near the analog signal sources. Decoupling capacitors should be placed close to the VDD and VREF pins. A dedicated analog ground plane is also recommended.
  • The MCP3221A7T-E/OT has an internal calibration mechanism. Apply a known input voltage to the ADC, and use the calibration register to adjust the offset and gain. Refer to the datasheet for the calibration procedure.
  • The maximum sampling rate of the MCP3221A7T-E/OT is 22,000 samples per second. Increasing the sampling rate increases power consumption, but the device can operate at lower sampling rates to reduce power consumption.
  • The MCP3221A7T-E/OT has a sleep mode that reduces power consumption. To wake up the device, toggle the CS pin or apply a rising edge to the CONV pin. The wake-up time is approximately 2 μs.
  • The recommended input signal range is 0 to VREF (2.5V or 4.096V). The input impedance should be less than 1 kΩ to ensure accurate conversions.

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MCP3221A7T-E/OT 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 MCP3221A7T-I/OT Microchip Technology Inc

ADC, Successive Approximation, 12-Bit, 1 Func, 1 Channel, Serial Access, CMOS, PDSO5