INTEGRATED CIRCUITS DATA SHEET PCA3351C; 52C; 53.
PCD3353A - 8-bit microcontrollers with DTMF generator and 128 bytes EEPROM
INTEGRATED CIRCUITS DATA SHEET PCA3351C; 52C; 53C; PCD3351A; 52A; 53A 8-bit microcontrollers with DTMF generator and 128 bytes EEPROM Product specifi.