The HI-3182, HI-3183, HI-3184, HI-3185, HI-3186 and HI-3188 bus interface products are silicon gate CMOS devices designed as a line driver in accordance with the ARINC 429 bus specifications. In addition to being functional upgrades of Holt's HI-8382 & HI-8383 products, they are also alternate sourc.