8-bit microcontroller featuring an 8051 CPU architecture and 33MHz clock speed. This CMOS device offers 20480 words of FLASH ROM and 256 bytes of RAM. It includes 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Packaged in a 44-terminal PQCC with a commercial temperature grade, operating from a 4.5V to 5.5V supply.
Atmel AT89C55-33JC technical specifications.
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