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MT9122AP1 - Brand New Microchip Technology Telecommunication Interface ICs - Datasheet - Chipdatas

MT9122AP1 - Brand New Microchip Technology Telecommunication Interface ICs

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In Stock: 41, Ready for Immediate Shipping
Chipdatas Part No.:CD90-MT9122AP1
Manufacturer Part No.:MT9122AP1
Datecode:09+
Package:PLCC
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  • Description

    The MT9122AP1 is a telecommunication interface IC that is primarily used for voice echo cancellation. This device implements a cost-effective solution that conforms to ITU-T G.165 requirements. The MT9122 architecture contains two echo cancellers that can be configured to provide dual-channel 64-millisecond echo cancellation or single-channel 128-millisecond echo cancellation. This device supports ITU-T G.165 or G.164 tone disable requirements.

    Specifications and features

    • Dual-channel 64ms or single channel 128ms echo cancellation
    • Conforms to ITU-T G.165 requirements
    • ITU-T G.165/G.164 disable tone detection supported on all audio paths
    • Narrow-band signal detection
    • Programmable double-talk detection threshold
    • Non-linear processor with adaptive suppression threshold and comfort noise insertion
    • Offset nulling of all PCM channels
    • Controllerless mode or Controller mode with serial interface
    • ST-BUS or variable-rate SSI PCM interfaces
    • Selectable µ/A-Law ITU-T G.711; µ/A-Law Sign Mag; linear 2’s complement
    • Per channel selectable 12 dB attenuator
    • Transparent data transfer and mute option
    • 19.2 MHz master clock operation

    Application Scenarios

    The MT9122AP1 is commonly used in wireless telephony and trunk echo cancellers.

    Comparison

    Advantages
    • Cost-effective solution for voice echo cancellation
    • Conforms to ITU-T G.165 Requirements
    • Programmable double-talk detection threshold
    Disadvantages
    • Limited applications due to specialized functionality
    • May not be suitable for other applications beyond voice echo cancellation
  • Similar parts: 1542 , Click to view
    Attributes Value
    Category Telecommunication Interface ICs
    Manufacturer Microchip Technology
    Product Category Telecom Interface ICs
    Series -
    Packaging Tube Alternate Packaging
    Package-Case 28-LCC (J-Lead)
    Operating-Temperature -40°C ~ 85°C
    Mounting-Type Surface Mount
    Function Echo Cancellation
    Interface Serial
    Voltage-Supply 4.5 V ~ 5.5 V
    Supplier-Device-Package 28-PLCC
    Number-of-Circuits 2 Circuits
    Watt *
    Current-Supply 70mA
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  • Shopping guide

    Warranty:
    • - 30-day money-back return policy,
    • - 90-day warranty against any manufacturing defects. View more
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Additional Information
  • Datasheet: Download MT9122AP1
  • Chipdatas Part: CD90-MT9122AP1
  • Warehouse: China, Hong Kong
  • Dispatch: Within 24 hours
  • Free Shipping: Yes
  • Prority Shipping: Yes, 3-5 days
  • Last Updated: 2024/06/13 17:32 +0800
Refund
    • Full Refund if you don't receive your order
    • Full or Partial Refund , If the item is not as described
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