W78C51D
Description
The W78C51D microcontroller supplies a wider frequency and supply voltage range than most 8-bit microcontrollers on the market.
Key Features
- Fully static design
- Supply voltage of 4.5V to 5.5V
- DC-40 MHz operation
- 128 bytes of on-chip scratchpad RAM
- 4K bytes of on-chip mask ROM
- 64K bytes program memory address space
- 64K bytes data memory address space
- Four 8-bit bidirectional ports
- Two 16-bit timer/counters
- One full duplex serial port
