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MT8870DSR1 - Microchip

Description: Telecom Interface ICs Pb Free Integrated DTMF Receiver

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MT8870DSR1 - Microchip - PCB symbol
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MT8870DSR1 - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 18-l soic
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MT8870DSR1 - Microchip - 3D model - Small Outline Packages - 18-l soic
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  • Datasheet
  • Stock & Prices $ Price & Stock for MT8870DSR1
  • Part Number MT8870DSR1
  • Manufacturer Microchip
  • Pin Count 18
  • Part Category Integrated Circuit
  • Package Category Small Outline Packages
  • Footprint Name Small Outline Packages - 18-l soic
  • Released Date Jul 24, 2020
  • Last Modified Date Mar 7, 2023 4:10 PM UTC
  • Pinout / Pin List Click Here (Member Only)

MT8870DSR1 Details

  • Manufacturer Part Number:

    MT8870DSR1

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    0.300 INCH, LEAD FREE, MS-013AB, SOIC-18

  • Pin Count:

    18

  • Manufacturer Package Code:

    SOIC-18

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    0

  • JESD-30 Code:

    R-PDSO-G18

  • JESD-609 Code:

    e3

  • Length:

    11.55 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP18,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    9 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Telecom IC Type:

    DTMF SIGNALING CIRCUIT

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

MT8870DSR1 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD before applying VREF. This ensures that the internal voltage regulator is powered up correctly.
  • To ensure accurate DTMF tone detection, make sure to use a high-quality audio signal, filter out noise and echoes, and adjust the detection threshold and timing parameters according to the application requirements.
  • Yes, the MT8870DSR1 can be used with a microcontroller that has a 3.3V supply. The device is compatible with 3.3V and 5V logic levels, and the output voltage can be adjusted to match the microcontroller's supply voltage.
  • The MT8870DSR1 can be interfaced with a microcontroller using a serial interface (QSPI or SPI). The device provides a 3-wire serial interface (CLK, DIN, and DOUT) that can be connected to the microcontroller's serial interface pins.
  • The maximum frequency of the clock input (CLK) for the MT8870DSR1 is 2.5 MHz. Exceeding this frequency may cause the device to malfunction.

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MT8870DSR1 Overview

Use the download button to access the MT8870DSR1 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like MT887, or try a keyword search, such as Telecom Signaling Circuits

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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