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DTMF

Zarlink?s complete line of DTMF products offer 3V or 5V operation, power-down modes, call progress tone detection, parallel and serial microcontroller interface, adjustable tone guard-time and tone detect dynamic range options.

Part Number Part Name Product Preview Data Sheet Product Information
MT3171B Wide Dynamic Range (50 dB) DTMF Receiver with Delayed DTMF Tone Detection and Power-Down Mode (4.19 MHz Xtal)  Product Preview   Datasheet  Advanced Information
MT3270B Wide Dynamic Range (50 dB) DTMF Receiver with Early DTMF Tone Detection (4.19 MHz Xtal)  Product Preview   Datasheet  Advanced Information
MT3271B Wide Dynamic Range (50 dB) DTMF Receiver with Delayed DTMF Tone Detection (4.19 MHz Xtal)  Product Preview   Datasheet  Advanced Information
MT3370B Wide Dynamic Range (50 dB) DTMF Receiver with Early DTMF Tone Detection and Power-Down Mode (4.19 MHz Xtal)  Product Preview   Datasheet  Advanced Information
MT3371B Wide Dynamic Range (50 dB) DTMF Receiver with Delayed DTMF Tone Detection and Power-Down Mode (4.19 MHz Xtal)  Product Preview   Datasheet  Advanced Information
MT8870D Integrated DTMF Receiver with Enhance Sensitivity  Product Preview   Datasheet  Advanced Information
MT88L70 3 Volt Integrated DTMF Receiver  Product Preview   Datasheet  Advanced Information
ZL49010 Wide Dynamic Range (50 dB) DTMF Receiver with Early DTMF Tone Detection and Power-Down Mode (3.58 MHz Xtal)  Product Preview   Datasheet  Advanced Information
ZL49011 Wide Dynamic Range (50dB) DTMF Receiver with Delayed DTMF Tone Detection and Power-Down Mode (3.58 MHz Xtal)  Product Preview   Datasheet  Advanced Information
ZL49020 Wide Dynamic Range (50dB) DTMF Receiver with Early DTMF Tone Detection (3.58 MHz Xtal)  Product Preview   Datasheet  Advanced Information
ZL49021 Wide Dynamic Range (50dB) DTMF Receiver with Delayed DTMF Tone Detection (3.58 MHz Xtal)  Product Preview   Datasheet  Advanced Information
ZL49031 Wide Dynamic Range (50dB) DTMF Receiver with Delayed DTMF Tone Detection and Power-Down Mode (3.58 MHz Xtal)  Product Preview   Datasheet  Advanced Information

Part Number Part Name Product Preview Data Sheet Product Information
MT8880C Integrated DTMF Transceiver with Motorola Compatible Processor Interface  Product Preview   Datasheet  Advanced Information
MT8885 Integrated DTMF Transceiver with Power-Down and Adaptive Micro Interface  Product Preview   Datasheet  Advanced Information
MT8888C Integrated DTMF Transceiver with Intel Micro Interface  Product Preview   Datasheet  Advanced Information
MT8889C Integrated DTMF Transceiver with Adaptive Micro Interface  Product Preview   Datasheet  Advanced Information
MT88L85 3 V Integrated DTMF Transceiver with Power-Down and Adaptive Micro Interface  Product Preview   Datasheet  Advanced Information
MT88L89 3 V Integrated DTMF Transceiver with Adaptive Micro Interface  Product Preview   Datasheet  Advanced Information

Featured Products

 MT8885 - Integrated DTMF Transceiver with Power-Down and Adaptive Micro Interface
 MT8888C - Integrated DTMF Transceiver with Intel Micro Interface
 MT8889C - Integrated DTMF Transceiver with Adaptive Micro Interface