Holt Integrated Circuits

HI-3225PQTF

SKU: HI-3225PQTF

HI-3225 Series ARINC 429 Data Management and Protocol Bridge IC

The HI-3220 from Holt Integrated Circuits is a family of single chip CMOS high density application data management ICs capable of managing, storing and forwarding avionics data messages between sixteen ARINC 429 receive channels and eight ARINC 429 transmit channels, making these devices ideal for data concentrator applications. Options for eight receive and four transmit channels are also available in a compact, cost effective 7mm x 7mm QFN package footprint.?All parts use a 40 MHz 4-wire SPI (Serial Peripheral Interface) host connection.

Key Features

  • Sixteen ARINC 429 Receive channels with optional integrated line Receivers
  • Eight ARINC 429 Transmit channels
  • 8-channel Rx, 4-channel Tx version available in compact 48-pin 7mm x 7mm QFN
  • 32KB on-chip user-configurable data storage memory
  • Programmable received data filtering
  • Non-annunciated fault protection
  • Option for programmable transmission schedulers for periodic ARINC 429 broadcasting or CPU directed transmission
  • 40MHz SPI CPU Interface
  • Auto-initialization feature allows power-on configuration or independent operation without a CPU
  • Transmitter rate and tri-state control outputs
  • Supports 100kbs / 50kbs / 12.5kbs data rates
  • Industrial (-40°C to +85°C) and Extended (-55°C to +125°C) temperature ranges supported.

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Technical Specifications

Temperature Range -55°C to +125°C
RoHS Yes
Applications
  • Data concentrators
  • Avionics data management, storage & forwarding
  • CMOS/TTL to ARINC Level Conversion
  • CMOS/TTL to RZ & NRZ Level Conversion
Flow T
Moisture Sensitivity Level 3
Package Description 80 Pin Plastic Quad Flat Pack (LQFP)
Product Longevity > 10 years
Theta JA C W 23
Theta JB C W 13.71

Downloads

Datasheet Click to view Datasheet (PDF)