FEATURES

• Large on-chip ROM and RAM

• External memory expansion space: 64 Kbytes

• Instruction execution time can be varied from high-speed (0.4 ms) to ultra-low-speed (122 ms)

• I/O ports: 69 (N-ch open-drain : 4)

• 8-bit resolution A/D converter : 8 channels

• 8-bit resolution D/A converter : 2 channels

• Serial interface : 3 channels

• Timer: 5 channels

• Power supply voltage : VDD = 2.0 to 6.0 V