W78C58 Description
The W78C58 is a derivative of the W78C52 microcontroller family that provides extended internal ROM. The chip has 32K 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.
W78C58 Key Features
- DC to 40 MHz extensive operating frequency
- 256-byte on-chip scratch pad RAM
- 32K-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, additonal INT2 / INT3
- Eight-source, two priority-level interrupts
- Low EMI emission mode
W78C58 Applications
- DC to 40 MHz extensive operating frequency