Overview
HM42 is listed in the IC category. Available datasheets include documents from TT Electronics., Vaisala.
Summary
NPN EPITAXIAL PLANAR TRANSISTOR
Description
The HM42 is designed for application as a video output to drive color CRT, or as a dialer circuit in electronics telephone.
Source title
HM42 Datasheet(PDF) - Hi-Sincerity Mocroelectronics