CXP508L4 Datasheet

CXP508L4 CMOS 4-bit Single Chip Microcomputer

The CXP508L4/508L6 is a CMOS 4-bit microcomputer which consists of 4-bit CPU, ROM, RAM, I/O port, 8-bit timer, 8-bit timer/counter, 18-bit time base timer, 8-bit serial I/O, vector interruption, and a liquid crystal displayer (LCD) controller/driver. They are integrated into a single clip with the s.

Features

• Instruction cycle
• ROM capacity
• 64 pin SDIP (Plastic) 64 pin QFP (Plastic)
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• 4µs/2MHz (2.4V to 3.5V) 4.096 × 8 bits (CXP508L4) 6.144 × 8 bits (CXP508L6) RAM capacity 400 × 4 bits (24 × 4 bits is used in combination with the LCD display memory) 32 general purpose I/O ports (For 16 segment outputs) LCD controller/driver (Direct drive possible) — Optical specification of 24, 20 or 16 segment outputs — 1/2, 1/3, 1/4 duty selectable through program — 1/3 bias 2 external interruption input pins 8-bit/4-bit variable serial I/O 8-bit timer, 8bit timer/event counter and 18-bi.