MT8889C Overview
The MT8889C is a monolithic DTMF transceiver with call progress filter. It is fabricated in CMOS technology offering low power consumption and high reliability. TONE ∑ D/A Converters Row and Column Counters Transmit Data Register Status Register Data Bus Buffer D0 D1 D2 D3 Tone Burst Gating Cct.
MT8889C Key Features
- Central office quality DTMF transmitter/ receiver Low power consumption High speed adaptive micro interface Adjustable g