IC, DTMF. Telephone Tone Dialer, integrated. Direct telephone line operated. Uses 3.579545MHz color burst crystals to provide high accuracy tones. Uses Form A (N.O.) contacts or 2-of-8 keyboard. On-chip regulation of dual and single tone amplitudes. Package: 16 Dip. Learn More
Integrated Tone Dialer DIP16 New. Digital divider logic, resistive ladder network, CMOS. Requires TV color burst crystal 3.579545MHz to provide eight different audio sinusoidial frequencies which are mixed to provide DTMF (Dual-Tone-Multi-Frequency) tones. Nota: Actual Texas instruments TCM5089N. Learn More
IC, telecom. Telephone circuit Tone decoder. 5V. MK5103 uses 3.579545MHz crystal (television color-burst) for reference. Touch tone decoder, tone to pulse converter, 16-channel remote control. Output either 4-bit binary or dual 2-bit row/column code. Detects all 16 standard DTMF digits. Package: 16 Dip, test dotted. New. Learn More