| Manufacturer | Holt |
| Series | – |
| Package | Tube |
| Description | IC LN-DRVR ARINC 429 16-SOIC |
| RoHS Compliant: | No |
| Moisture Sensitivity Level: | 1 |
| Theta JA (°C/W): | 81.6 |
| Operating Temperature | -40°C to +85°C |
| Flow: | I |
| Memory Type | Surface Mount |
| Package / Case | 8 Pin Plastic SOIC – NB |
| Base Product Number | – |
The HI-8591PSI is a line driver integrated circuit manufactured by Holt Integrated Circuits, designed for use in avionics systems. Specifically tailored for interfacing with ARINC 429 data buses, it ensures reliable signal transmission over long distances or in noisy environments. Housed in a 16-SOIC package suitable for surface-mount assembly, this IC plays a crucial role in facilitating the exchange of digital data such as flight information and system status between avionics components on commercial aircraft.