UM8254 Key Features
- patible with most microprocessor including 8080A, 8085A, iAPX88 and iAPX86
- Handles inputs from DC to 8 MHz
- Six programmable counter modes
- Status'read-back mand
- Three independent 16-bit cpunters
- Binary or BCD counting
- Single +5V supply
- iAPX88 and iAPX86 are all trademarks of Intel microsystem