Product Summary

The UPD71055C is a low-power CMOS programmable parallel interface unit for use in microcomputer systems. Typically, the unit’s three I/O ports interface peripheral devices to the system bus.

Parametrics

UPD71055C absolute maximum ratings: (1)power supply voltage:-0.5V to +7.0V; (2)input voltage:-0.5V to VDD+0.3V; (3)output voltage:-0.5V to VDD+0.3V; (4)power dissipation: 500mW; (5)operating temperature:-40℃ to +85℃; (6)storage temperature:-65℃ to +150℃.

Features

UPD71055C features: (1)three 8-bit I/O ports; (2)three programmable operation modes; (3)bit manipulation command; (4)microcomputer compatible; (5)CMOS technology; (6)single +5V±10% power supply; (7)industrial temperature range:-40℃ to +85℃; (8)8MHz and 10MHz.

Diagrams

UPD71055C block diagram

UPD70008AG-4
UPD70008AG-4

Other


Data Sheet

Negotiable 
UPD70236AGD-10-5BB
UPD70236AGD-10-5BB

Other


Data Sheet

Negotiable 
UPD7030025AGC-25
UPD7030025AGC-25

Other


Data Sheet

Negotiable 
UPD703014A
UPD703014A

Other


Data Sheet

Negotiable 
UPD703014AY
UPD703014AY

Other


Data Sheet

Negotiable 
UPD703015A
UPD703015A

Other


Data Sheet

Negotiable