M-8880functions consist ofahigh-performanceDTMFreceiver withaninternal gainsettingamplifier andaDTMFgenerator that contains a tone burst counter for generating precise tone bursts and pauses. The call progress mode, when selected, allows the detection of cal...
The M-8870 is a full DTMF Receiver that integrates both bandsplit filter and decoder functions into a single 18-pin DIP or SOIC package. Manufactured using CMOS process technology, the M-8870 offers low power consumption (35 mW max) and precise data handling...