Product Summary

The TMPZ84C20AT-6 is CMOS version of Z80 PIO and has been designed to provide low power operation. It is a general perpose parallel input/output port device with two programmale independent 8-bit ports, which provides a direct interface between the Z80 microprocessor and peripheral devices.

Parametrics

TMPZ84C20AT-6 absolute maximum ratings: (1)VCC supply voltage: -0.5~+7 V; (2)VIN input voltage: -0.5~VCC+0.3 V; (3)PD power dissipation: 250mW; (4)TSOLDER soldering temperature(10sec): 260℃; (5)TSTG storage temperature: -65~150℃; (6)TOPR operating temperature 6MHZ version: -40~85℃; 8MHz version: -10~70℃.

Features

TMPZ84C20AT-6 features: (1)Compatible with functions and pin connections of Zilog Z80 PIO; (2)Low power consumption: 3mA typ.(@5V @6MHz); 10μA max.(@5V, stand-by); (3)DC to 6MHz operation; (4)Built-in interrupt priority control circuit in daisy chain structure; (5)Port B outputs capable of driving darlington transistors; (6)All input/output lines are TTL compatible; (7)Single 5V power supply. Single-phase clock.

Diagrams

TMPZ84C20AT-6 block diagram

TMPZ84C02AF-6
TMPZ84C02AF-6
Other

Data Sheet
Negotiable 
TMPZ84C112A
TMPZ84C112A
Other

Data Sheet
Negotiable