UM8254 Datasheet (UMC) - Programmable Interval Timer

UM8254, Programmable Interval Timer

The UM8254 is a counter/timer device designed to solve the common timing control problems in microcomputer system design.

It provides three independent 16-bit counters, each capable of handling clock inputs up to *iAPX88 and iAPX86 are all trademarks of Intel microsystem.

8 MHz.

All modes are s

UM8254 Features

* Compatible with most microprocessor including 8080A, 8085A, iAPX88 and iAPX86

* Handles inputs from DC to 8 MHz

* Six programmable counter modes

* Status'read-back command

* Three independent 16-bit cpunters

* Binary or BCD counting

* S