AT89S53 Overview
The AT89S53 is a low-power, high-performance CMOS 8-bit microputer with 12K bytes of downloadable Flash programmable and erasable read only memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is patible with the industry-standard 80C51 instruction set and pinout. The onchip downloadable Flash allows the program memory to be reprogrammed in-system through an SPI serial...
AT89S53 Key Features
- patible with MCS-51™ Products
- 12K Bytes of In-System Reprogrammable Downloadable Flash Memory
- SPI Serial Interface for Program Downloading
- Endurance: 1,000 Write/Erase Cycles
- 4V to 6V Operating Range
- Fully Static Operation: 0 Hz to 24 MHz
- Three-level Program Memory Lock
- 256 x 8-bit Internal RAM
- 32 Programmable I/O Lines
- Three 16-bit Timer/Counters