HI-8581 June 2001 GENERAL DESCRIPTION The HI-8581.
S-8581AD - SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR
TDA8581 - Multi-purpose high-gain power amplifier
S-8581AC - SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR
HI-8581 - ARINC 429 LINE DRIVER AND DUAL RECEIVER