Datasheet Summary
Features
- 8-bit Microcontroller patible with 8051 Products
- Enhanced 8051 Architecture
- Single Clock Cycle per Byte Fetch
- 12 Clock per Machine Cycle patibility Mode
- Up to 20 MIPS Throughput at 20 MHz Clock Frequency
- Fully Static Operation: 0 Hz to 20 MHz
- On-chip 2-cycle Hardware Multiplier
- 256 x 8 Internal RAM
- External Data/Program Memory Interface
- Dual Data Pointers
- 4-level Interrupt Priority
- Nonvolatile Program and Data Memory
- 4K/8K Bytes of In-System Programmable (ISP) Flash Program Memory
- 256 Bytes of Flash Data Memory
- 256-byte User Signature Array
- Endurance: 10,000 Write/Erase Cycles
- Serial Interface for Program Downloading
- 64-byte Fast Page...