8-bit microcontroller featuring an 8051 CPU core, operating at a maximum clock frequency of 24MHz. This CMOS device offers 4KB of FLASH ROM and 128 bytes of RAM. It includes 32 programmable I/O lines, an 8-bit external data bus, and a 16-bit address bus. Packaged in a 40-pin PDIP (R-PDIP-T40) with a commercial temperature grade (0°C to 70°C), it supports supply voltages from 4V to 5.5V.
Atmel AT89S51-24PC technical specifications.
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