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Partname: | MC145740F |
Description: | Dual tone multiple frequency line interface |
Manufacturer: | Motorola |
Package: | SOG |
Pins: | 20 |
Oper. temp.: | -40 to 85 |
Datasheet: | PDF (141K). Click here to download *) |
The MC145740 is a silicon gate HCMOS LSI designed for general purpose Dual Tone Multiple Frequency (DTMF) communications, and contains a DTMF signal generator and a receiver for all 16 standard digits. The generator block has a differential line driver which drives a 600 load with 0 dBm level. The transmit signal level is adjusted in 1 dB steps by the programmable attenuator. |
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Click here to download MC145740F Datasheet*) |
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