MT8982
MT8982 Description
64 x 64 Channels (2 TDM streams @ 2.048Mb/s) Non-blocking Digital Switch
MT8982 Vendor
Zarlink Semiconductor
MT8982 Categories
MT8982 Features
  • ST-BUS/GCI compatible switch matrix
  • 64 channel non-blocking time switch
  • 2 x 32 channel serial inputs and outputs
  • Per-channel tristate control
  • 4-pin serial microprocessor interface
  • Patented message mode
  • Low power consumption (10 mW)
  • Single 5 volt supply
MT8982 Applications
    • Cost sensitive digital switching applications
    • Digital key telephone systems
    • GCI/ST-BUS conversion
    • ST-BUS device control interface
    • ISDN telephone set support circuit
    • Interprocessor communication
MT8982 Description
    The MT8982 Small Digital Switch (MiniDX) is a nonblocking CMOS time switch with a capacity of up to 64 - 8 bit Time Division Multiplexed (TDM) encoded voice or data channels. It is a size-optimized version of Zarlink's successful MT8980D Digital Switches, providing switching capability in cost sensitive applications such as telephone sets and digital key systems. The TDM interface to the device is via two pairs of 2048 kbit/s serial streams with 32 64 kbit/s channels per stream (ST-BUS). A serial microport provides access to the device for programming the required connections. The serial microport is compatible with most common microcontrollers. The unique message mode capability allows the MT8982 to act as a controller for other members of the ST-BUS family of components.
MT8982 Datasheet and Application Notes

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