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MCP48FEB28-20E/ST - Microchip

Description: Digital to Analog Converters - DAC

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MCP48FEB28-20E/ST - Microchip - PCB symbol
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MCP48FEB28-20E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)20-Lead(TSSOP)
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MCP48FEB28-20E/ST - Microchip - 3D model - Small Outline Packages - (ST)20-Lead(TSSOP)
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MCP48FEB28-20E/ST Details

  • Manufacturer Part Number:

    MCP48FEB28-20E/ST

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP, TSSOP20,.25

  • Pin Count:

    20

  • Manufacturer Package Code:

    TSSOP-20

  • Reach Compliance Code:

    Compliant

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    18

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY

  • Input Format:

    SERIAL

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Linearity Error-Max (EL):

    0.14648%

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Seated Height-Max:

    1.2 mm

  • Settling Time-Nom (tstl):

    7.8 µs

  • Supply Current-Max:

    3.2 mA

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

MCP48FEB28-20E/ST Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VREF, and then the digital inputs. This ensures proper device operation and prevents latch-up or other unexpected behavior.
  • To ensure accurate voltage reference output, it is essential to decouple the VREF pin with a 0.1uF ceramic capacitor to GND, and also to use a low-noise, low-impedance power supply for VDD. Additionally, the VREF pin should be bypassed with a 10uF capacitor to GND for improved noise rejection.
  • The maximum capacitive load that can be driven by the MCP48FEB28-20E/ST's DAC output is 200pF. Exceeding this limit may cause instability or oscillations in the output signal.
  • To implement a voltage buffer or op-amp with the MCP48FEB28-20E/ST's DAC output, use an external op-amp with a high input impedance and low input bias current, such as the OP07 or OP27. The op-amp should be configured in a non-inverting amplifier configuration with a gain of 1 to maintain the DAC output voltage.
  • To minimize noise and ensure accurate operation, it is recommended to follow a star-grounding layout, keep analog and digital signals separate, and use a solid ground plane. The VREF pin should be routed away from noisy digital signals, and the DAC output should be routed to the load with a short, low-impedance path.

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MCP48FEB28-20E/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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