LC7370 Telecommunication IC
LC73701M CMOS
LC73711 Switchable DTMF/Pulse Dialer with Memory
LC73711N Switchable DTMF/Pulse Dialer with Memory
LC73720 Dialer with Memory
LC737212 Telephone Dialer with On-Chip Memory Push- Button Telephones
LC737212M Telephone Dialer with On-Chip Memory Push- Button Telephones
LC73750 CMOS
LC73750M Serial Dialler with Keyboard Input Functions