GENERAL DESCRIPTION

The Z86KXX Keyboard Controllers are full-featured members of the Z8? MCU family offering a unique register-to-register architecture that avoids accumulator bottlenecks

and is more code efficient than RISC processors.

FEATURES

■ 4.5V to 5.5 V Operating Range

■ 0°C to +70°C Operating Temperature Range

■ 188 Bytes of Ram

■ Low-Power Consumption: 60 mW @ 5 MHz

■ Five Vectored, Priority Interrupts from FIve Different

Sources

■ A Programmable 8-Bit Counter/Timer, with 6-Bit

Programmable Prescaler

■ Power-On-Reset (POR) Timer, Hardware Watch-Dog

Timer (WDT)

■ Digital Inputs CMOS Levels with Internal Pull-Up

Resistors

■ Four Direct Connect LED Drive Ports

■ On-Chip RC Oscillator (Z86K13/14/15)

■ On-Chip Oscillator that Accepts a Crystal, Ceramic

Resonator, LC, or External Clock Drive (Z86K16/17/18)

■ Low System EMI Emission