? Single-Chip 8-Bit microcontroller (80C51 derivatives)
? High performance processor architecture (six times the rate of standard 80C51 devices)
? Serial In-Circuit programmable flash memory (ICP)
? Two 16-Bit timers/counters
? Supply voltage 2,4...3,6V
? 5V tolerant I/O pins
? Temperature range -40...+85°C (all B-types 0...+70°C)