PCD3350A Datasheet | NXP Semiconductors

FEATURES GENERAL DESCRIPTION ORDERING INFORMATION BLOCK DIAGRAM PINNING INFORMATION Pinning Pin description FREQUENCY GENERATOR Frequency generator derivative registers Melody output (P1.7/MDY) DTMF clock divider and output (DP1.7/DCO) Frequency registers DTMF frequencies Modem frequencies Musical scale frequencies EEPROM AND TIMER 2 ORGANIZATION EEPROM registers EEPROM latches EEPROM flags EEPROM macros EEPROM access Timer 2 REAL-TIME CLOCK Oscillator Divider chain Frequency adjustment Real-time clock derivative registers 9 10 11 12 13 14 15 16 17 18 19 20 21 21.1 21.2 21.3 21.4 22 23 DERIVATIVE INTERRUPTS TIMING RESET IDLE MODE STOP MODE SUMMARY OF I/O PORTS AND ROM MASK OPTIONS SUMMARY OF DERIVATIVE REGISTERS HANDLING LIMITING VALUES DC CHARACTERISTICS AC CHARACTERISTICS PACKAGE OUTLINES SOLDERING Introduction Reflow soldering Wave soldering Repairing soldered joints DEFINITIONS LIFE SUPPORT APPLICATIONS 1996 Dec 18 Philips Semiconductors Product specification 8-bit microcontroller with DTMF generator, 256 bytes EEPROM and real-time clock 1 FEATURES - 8-bit CPU, ROM, RAM, EEPROM, real-time clock and I/O; all in a 44-lead quad flat package - 8 kbytes ROM - 256 bytes RAM - 256 bytes Electrically Erasable Programmable Read Only Memory (EEPROM) - 32 k Hz crystal oscillator for Real-Time Clock (RTC) - EEPROM programmable RTC - Over 100 instructions (based on MAB8048) all of 1 or 2 cycles - 34 quasi-bidirectional I/O port lines - 8-bit programmable Timer/event counter 1 - 8-bit reloadable Timer 2 - Three single-level vectored interrupts: - external - 8-bit programmable Timer/event counter 1 - derivative; triggered by reloadable Timer 2 - Two test inputs, one of which also serves as the external interrupt input - DTMF, modem, musical tone generator - Reference for supply and temperature-independent tone output - Filtering for low output distortion (CEPT patible) - Melody output for ringer application - Programmable DTMF clock divider -...