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MT9123

MITEL
Part Number MT9123
Manufacturer MITEL
Description Dual Voice Echo Canceller
Published Feb 2, 2022
Detailed Description CMOS MT9123 ® Dual Voice Echo Canceller Preliminary Information Features • Dual channel 64ms or single channel 128ms ec...
Datasheet PDF File MT9123 PDF File

MT9123
MT9123

Overview
CMOS MT9123 ® Dual Voice Echo Canceller Preliminary Information Features • Dual channel 64ms or single channel 128ms echo cancellation • Conforms to ITU-T G.
165 requirements • 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 Applications • Wireless Telephony • Trunk echo cancellers ISSUE 1 October 1996 Ordering Information MT9123AP 28 Pin PLCC MT9123AE 28 Pin PDIP -40 °C to + 85 °C Description The MT9123 Voice Echo Canceller implements a cost effective solution for telephony voice-band echo cancellation conforming to ITU-T G.
165 requir...


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