Microsemi Corporation
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MT8880CE1
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MT8880CE1

Product Overview

Category

MT8880CE1 belongs to the category of integrated circuits (ICs).

Use

The MT8880CE1 IC is commonly used in telecommunication systems and electronic devices for various applications.

Characteristics

  • Package: The MT8880CE1 is available in a compact and durable package, ensuring easy integration into electronic circuits.
  • Essence: This IC is designed to provide reliable and efficient communication capabilities.
  • Packaging/Quantity: The MT8880CE1 is typically packaged in trays or reels, with varying quantities depending on the manufacturer's specifications.

Specifications

The MT8880CE1 IC has the following specifications:

  • Supply Voltage: 4.5V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Communication Protocol: DTMF (Dual-Tone Multi-Frequency)
  • Maximum Output Current: 20mA
  • Power Dissipation: 500mW
  • Number of Pins: 18

Detailed Pin Configuration

The pin configuration of the MT8880CE1 IC is as follows:

  1. VDD
  2. IN1
  3. IN2
  4. IN3
  5. IN4
  6. INH
  7. STB
  8. Q1
  9. Q2
  10. Q3
  11. Q4
  12. OSC1
  13. OSC2
  14. GND
  15. TONE
  16. TOE
  17. RST
  18. VSS

Functional Features

The MT8880CE1 IC offers the following functional features:

  • DTMF Tone Generation and Detection
  • Call Progress Tone Generation and Detection
  • Low Power Consumption
  • On-Chip Oscillator
  • External Clock Input Support
  • Programmable Guard Time
  • Internal Noise Cancellation Circuitry

Advantages and Disadvantages

Advantages

  • Versatile functionality for DTMF and call progress tone generation and detection.
  • Low power consumption, making it suitable for battery-powered devices.
  • On-chip oscillator eliminates the need for an external clock source.
  • Programmable guard time allows customization for specific applications.

Disadvantages

  • Limited output current may restrict certain high-power applications.
  • Requires careful consideration of noise cancellation techniques in noisy environments.

Working Principles

The MT8880CE1 IC operates based on the principles of DTMF tone generation and detection. It utilizes internal circuitry to generate and detect specific frequency combinations corresponding to telephone keypad digits. The generated tones can be used for various telecommunication purposes, such as dialing, call progress monitoring, and remote control applications.

Detailed Application Field Plans

The MT8880CE1 IC finds application in a wide range of fields, including:

  1. Telecommunication Systems: Used in telephone exchanges, PBX systems, and voice response units.
  2. Remote Control Systems: Enables remote control of electronic devices through DTMF signals.
  3. Security Systems: Integrated into security systems for access control and alarm monitoring.
  4. Industrial Automation: Utilized in industrial automation systems for remote control and monitoring.
  5. Automotive Electronics: Incorporated into car audio systems and hands-free calling modules.

Detailed and Complete Alternative Models

Some alternative models to the MT8880CE1 IC include:

  1. HT9200A: A compatible DTMF generator IC manufactured by Holtek Semiconductor.
  2. CM8870: A similar DTMF receiver IC produced by California Micro Devices.
  3. TCM5089: Another DTMF receiver IC manufactured by TelCom Semiconductor.

These alternative models offer similar functionalities and can be considered as substitutes for the MT8880CE1 IC in various applications.

Word count: 511 words

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem MT8880CE1 w rozwiązaniach technicznych

  1. What is the MT8880CE1?
    The MT8880CE1 is a DTMF (dual-tone multi-frequency) transceiver chip commonly used for telephone signaling and control applications.

  2. What are the key features of the MT8880CE1?
    The key features of the MT8880CE1 include DTMF receiver, DTMF generator, integrated dialer interface, and low power consumption.

  3. How is the MT8880CE1 typically used in technical solutions?
    The MT8880CE1 is used in technical solutions for tasks such as remote control systems, telephone answering machines, interactive voice response systems, and security systems.

  4. What are the input and output interfaces of the MT8880CE1?
    The MT8880CE1 has a serial data input and output interface, as well as a parallel data input and output interface for easy integration with microcontrollers and other devices.

  5. Can the MT8880CE1 be used for caller ID detection?
    No, the MT8880CE1 is designed for DTMF signaling and does not support caller ID detection.

  6. What is the operating voltage range of the MT8880CE1?
    The MT8880CE1 operates within a voltage range of 2.7V to 5.5V, making it suitable for a wide variety of applications.

  7. Does the MT8880CE1 support tone burst signaling?
    Yes, the MT8880CE1 supports tone burst signaling for applications requiring short-duration DTMF tones.

  8. Is the MT8880CE1 compatible with pulse dialing systems?
    Yes, the MT8880CE1 can be used in conjunction with pulse dialing systems through its integrated dialer interface.

  9. Can the MT8880CE1 be used in mobile communication devices?
    While the MT8880CE1 is primarily designed for wired telecommunication applications, it can also be used in certain mobile communication devices with appropriate interfacing.

  10. Are there any application notes or reference designs available for the MT8880CE1?
    Yes, the manufacturer provides comprehensive application notes and reference designs to assist engineers in implementing the MT8880CE1 in various technical solutions.