MT9122 series datasheets. Manufacturer: Mitel Semiconductor.

MT9122AE 0.3-7.0V; +-20mA; dual voice echo canceller. For wireless telephony; trunk echo cancellers in 28-pin PDIP package. Operational temperature range from -40°C to 85°C. Datasheet*) MT9122AP 0.3-7.0V; +-20mA; dual voice echo canceller. For wireless telephony; trunk echo cancellers in 28-pin PLCC package. Operational temperature range from -40°C to 85°C. Datasheet*) MT9122 CMOS Dual Voice Echo Canceller with Tone Detection Datasheet*)

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