Download PCA84C644 Datasheet PDF
NXP Semiconductors
PCA84C644
PCA84C644 is 8-bit microcontrollers with OSD and VST manufactured by NXP Semiconductors.
FEATURES PCF84CXXXA kernel Derivative features PCA84C640 GENERAL DESCRIPTION Important note ORDERING INFORMATION BLOCK DIAGRAM PINNING INFORMATION DIFFERENCES BETWEEN THE TYPES RESET Power-on-reset ANALOG CONTROL 6-bit PWM DACs VST CONTROL 14-bit PWM DAC Coarse adjustment Fine adjustment AFC INPUT INPUT/OUTPUT (I/O) ON SCREEN DISPLAY Features Horizontal display position control Vertical display position control Clock generator Display data registers Display control registers OSD display position OSD character size and colour selection Character ROM 13 14 15 16 17 17.1 18 19 19.1 19.2 19.3 20 21 22 84C44X; 84C64X; 84C84X EMULATION MODE REGISTER MAP LIMITING VALUES DC CHARACTERISTICS AC CHARACTERISTICS Characteristic curves PACKAGE OUTLINE SOLDERING Introduction Soldering by dipping or by wave Repairing soldered joints DEFINITIONS LIFE SUPPORT APPLICATIONS PURCHASE OF PHILIPS I2C PONENTS 1996 Nov 29 Philips Semiconductors Product specification 8-bit microcontrollers with OSD and VST 1 1.1 FEATURES PCF84CXXXA kernel 84C44X; 84C64X; 84C84X - Four programmable display dot sizes - Half dot character rounding - Seven colours for each character - One 14-bit PWM output for VST - Five 6-bit PWM outputs for analog controls - Eight port lines with 10 m A LED drive capability - 18 general purpose bidirectional I/O lines plus 11 function-bined I/O lines - 2 direct testable lines - Programmable VSYNCN and HSYNCN input polarity - RC oscillator for OSD function. 2 GENERAL DESCRIPTION - 8-bit CPU, ROM, RAM, I/O in a single 42 leads shrink DIL package - Over 80 instructions all of 1 or 2 cycles - 29 quasi-bidirectional standard I/O port lines - Configuration of I/O lines individually selected by mask - External interrupt INT/T0 - 2 direct testable inputs T0 and T1 - 8-bit programmable timer/event counter - 3 single level vectored interrupts (external, timer/counter, I2C-bus) - Power-on-reset and low voltage detector - Single power supply - 2 power reduction modes: Idle and...