SN74LVT18512 Overview
The ’LVT18512 and ’LVT182512 scan test devices with 18-bit universal bus transceivers are members of the Texas Instruments SCOPE ™ testability integrated-circuit family. This family of devices supports IEEE Std 1149.1-1990 boundary scan to facilitate testing of plex circuit-board assemblies. Scan access to the test circuitry is acplished via the 4-wire test access port (TAP) interface.