P80C51 Microcontroller
- 8051 Central Processing Unit – 4k × 8 ROM (80C51) – 8k × 8 ROM (80C52) – 128 × 8 RAM (80C51) – 256 × 8 RAM (80C52) – Three 16-bit counter/timers – Boolean processor – Full static operation – Low voltage (2.7 V to 5.5 V@ 16 MHz) operation
- Memory addressing capability – 64k ROM and 64k RAM
- 16MHz and 33MHz 40 Pin P80C51 Microcontroller with 4K x 8 ROM
AT89S52-24PU – 8-Bit Microcontroller With 8K Bytes Programmable Flash – Copy – DIP-40 Package
AT89S51-24PU – 8-Bit Microcontroller With 4K Bytes In-System Programmable Flash – DIP-40 Package
AT89C51-20PC – 8-bit Microcontroller With 4K Bytes Flash Memory – DIP-40 Package
AT89S52-24PU – 8-Bit Microcontroller With 8K Bytes Programmable Flash – Original – DIP-40 Package
