W78C54 Description
The W78C54 is a derivative of the W78C52 microcontroller family that provides extended internal ROM. The chip has 16K bytes of mask ROM and 256 bytes of RAM. This device provides an enhanced architecture that makes it more powerful and suitable for a variety of applications for general control systems.
W78C54 Key Features
- DC to 40 MHz extensive operating frequency
- 256-byte on-chip scratch pad RAM
- 16K-byte on-chip mask ROM
- 64K-byte address space for external Program Memory
- 64K-byte address space for external Data Memory
- Three 16-bit timer/counters
- Four 8-bit bit-addressable I/O ports
- One extra 4-bit bit-addressable I/O port, additional INT2/ INT3
W78C54 Applications
- DC to 40 MHz extensive operating frequency