CXP85340A

CXP85324A/85332A/85340A CMOS 8-bit Single Chip Microcomputer Description The CXP85324A/85332A/85340A are a highly integrated microcomputers composed of a 8-bit CPU, ROM, RAM, and I/O ports. These chips feature many other high-performance circuits in a single-chip CMOS design, including an A/D converter, serial interface, timer/counter, time-base timer, on-screen display function, I2C bus interface, PWM output, remote control reception circuit, HSYNC counter, power supply frequency counter, and watchdog timer. Futhermore, the CXP85324A/85332A/85340A series provides power-on reset and sleep functions which enable to lower power consumption. 64 pin SDIP (PIastic) 64 pin QFP (PIastic) Structure Silicon gate CMOS IC Features A wide instruction set (213 instructions) which covers various types of data – 16-bit operation/multiplication and division/Boolean bit operation instructions Minimum instruction cycle 1µs at 4MHz (4MHz version) 0.5µs at 8MHz (8MHz version) Incorporated ROM capacity 24K bytes (CXP85324A) 32K bytes (CXP85332A) 40K bytes (CXP85340A) Incorporated RAM capacity 576 bytes Peripheral functions – A/D converter 8-bit, 4-channel successive approximation method (Conversion time of 40µs at 4MHz and 8MHz) – Serial interface 8-bit clock sync type, 1 channel – Timer 8-bit timer 8-bit timer/counter 19-bit time-base timer – On screen display (OSD) function 12 × 18 dots, 256 character types, 15 character colors, 12lines of 21 characters, black frame output/half blan...