Motorola => Freescale
Calling Line Identification(CLID) Receiver with Ring Detector
Motorola => Freescale
Programmable timer
LANSDALE Semiconductor Inc.
Driver/Receiver EIA 232–E and CCITT V.28 (Formerly RS–232–D)
Motorola => Freescale
TELSET AUDIO INTERFACE
Motorola => Freescale
Single–Chip 300–Baud Modem
Motorola => Freescale
5V PCM Codec-Filter
Motorola => Freescale
Serial 13-Bit Linear Codec (A/D and D/A)
Motorola => Freescale
Tone/Pulse dialler with 10-number memory plus 3 emergency numbers
Motorola => Freescale
Dual Tone Multiple Frequency Receiver