HM9270 series datasheets. Manufacturer: ELAN Microelectronics Corp..

HM9270C DTMF receiver in 18-pin DIP package. Operational temperature range from -40°C to 85°C. Datasheet*) HM9270D DTMF receiver in 18-pin DIP package. Operational temperature range from -40°C to 85°C. Datasheet*) HM9270DM DTMF receiver in 20-pin DIP package. Operational temperature range from -40°C to 85°C. Datasheet*)

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