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MT88L70ANR1 - Microchip

Description: Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

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MT88L70ANR1 - Microchip - PCB symbol
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MT88L70ANR1 - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 20-Lead Plastic Shrink Small Outline (SS) –5.30 mm Body [SSOP]
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MT88L70ANR1 - Microchip - 3D model - Small Outline Packages - 20-Lead Plastic Shrink Small Outline (SS) –5.30 mm Body [SSOP]
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MT88L70ANR1 Details

  • Manufacturer Part Number:

    MT88L70ANR1

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    5.30 MM, LEAD FREE, MO-150AE, SSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    SSOP-20

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    11 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    0

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    7.2 mm

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2 mm

  • Supply Current-Max:

    5.5 mA

  • Supply Voltage-Nom:

    3 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:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    5.3 mm

MT88L70ANR1 Frequently Asked Questions (FAQs)

  • A good PCB layout practice is to keep the analog and digital grounds separate, use a solid ground plane, and keep the crystal oscillator traces as short as possible. Additionally, use a shielded enclosure and ensure good decoupling of the power supply.
  • To ensure reliable oscillator startup, use a high-quality crystal with a suitable load capacitance, ensure the oscillator circuit is properly biased, and provide a stable power supply. Also, avoid overdriving the oscillator input and ensure the oscillator circuit is properly decoupled.
  • The maximum allowed voltage on the MT88L70ANR1's digital I/O pins is VCC + 0.5V, but it's recommended to keep it within VCC to prevent latch-up or damage to the device.
  • The MT88L70ANR1 is rated for operation up to 125°C, but it's essential to consider the device's thermal characteristics, PCB design, and thermal management to ensure reliable operation in harsh environments.
  • To troubleshoot clock signal issues, use an oscilloscope to verify the clock signal frequency, amplitude, and jitter. Check the oscillator circuit, power supply, and PCB layout for any issues. Also, ensure the clock signal is properly terminated and not overdriven.

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MT88L70ANR1 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like MT88L, 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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