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HI-8570 - (HI-8570 / HI-8571) ARINC 429 LINE DRIVER

General Description

The HI-8570 and HI-8571 are CMOS integrated circuits designed to directly drive the ARINC 429 bus in an 8-pin package.

Two logic inputs control a differential voltage between the output pins producing a +10 volt One, a -10 volt Zero, and a 0 volt Null.

Key Features

  • ! ! ! ! ! ! ! Direct ARINC 429 line driver interface in a small package On-chip line driver slope control and selection by logic input Low current 5 volt supplies CMOS / TTL logic pins 1 1 1 PIN.

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Datasheet Details

Part number HI-8570
Manufacturer Holt Integrated Circuits
File Size 93.27 KB
Description (HI-8570 / HI-8571) ARINC 429 LINE DRIVER
Datasheet download datasheet HI-8570 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HI-8570, HI-8571 August 2006 +/- 5V Supply, ARINC 429 LINE DRIVER PIN CONFIGURATION SLP1.5 1 TX0IN 2 TX1IN 3 GND 4 DESCRIPTION The HI-8570 and HI-8571 are CMOS integrated circuits designed to directly drive the ARINC 429 bus in an 8-pin package. Two logic inputs control a differential voltage between the output pins producing a +10 volt One, a -10 volt Zero, and a 0 volt Null. A logic input is provided to control the slope of the differential output signal. Timing is set by an on-chip resistor and capacitor and tested to be within ARINC requirements. The HI-8570 has 37.5 ohms in series with each line driver output. The HI-8571 provides the option to bypass part of the output resistance so external resistance may be added for lightning protection circuits.