PCD3350A
8-bit microcontroller with DTMF generator/ 256 bytes EEPROM and real-time clock (NXP)
PCD3351A
8-bit microcontrollers with DTMF generator and 128 bytes EEPROM (NXP)
PCD3352A
8-bit microcontrollers with DTMF generator and 128 bytes EEPROM (NXP)
PCD3354A
8-bit microcontrollers with DTMF generator and 256 bytes EEPROM (NXP)
PCD3359A
8-bit microcontroller with DTMF generator and 128 bytes EEPROM (NXP)
PCD3310
Pulse and DTMF diallers with redial (NXP)
PCD3310A
Pulse and DTMF diallers with redial (NXP)
PCD3311
DTMF/modem.Musical Tone Generator (Signetics)
PCD3311C
DTMF/modem/musical-tone generators (NXP)
PCD3312
DTMF/modem.Musical Tone Generator (Signetics)