M-8888-01SM PDF 데이터시트 검색

M-8888 DTMF Transceiver Features CMOS technology for low power con· Advanced sumption and increased noise immunity DTMF transmitter, receiver in a single · Complete chip Standard 8051, 8086, 8 microprocessor port · Central office quality and performance · Adjustable guard time · Automatic tone burst mode · Call progress mode · Single +5 Volt power supply · 20-pin DIP and SOIC packages · 2 MH- microprocessor port operation · · Inexpensive 3.58 MH- crystal Applications Paging systems ·