W78E52B Overview
The W78E52B is an 8-bit microcontroller which can acmodate a wider frequency range with low power consumption. The instruction set for the W78E52B is fully patible with the standard 8051. The W78E52B contains an 8K bytes MTP ROM (Multiple-Time Programmable ROM);.
W78E52B Key Features
- Fully static design 8-bit CMOS microcontroller
- Wide supply voltage of 4.5V to 5.5V
- 256 bytes of on-chip scratchpad RAM
- 8 KB electrically erasable/programmable MTP-ROM
- 64 KB program memory address space
- 64 KB data memory address space
- Four 8-bit bi-directional ports
- One extra 4-bit bit-addressable I/O port, additional INT2 / INT3
- Three 16-bit timer/counters
- One full duplex serial port(UART)