BU8877 - Call Progress Tone Decoder
BU8877 Features
* 1) No malfunction by voice signal 2) Dual tone detection (350Hz and 440Hz) 3) Wide dynamic range 4) 3.58MHz crystal resonator BU8877F DIP8 Applications Telephone, Codeless telephone and Facsimile for the U.S. SOP16 Absolute Maximum Ratings (Ta=25˚C) Parameter Power supply voltage Power dissipati