Patent ID: 6998868

Claim:
A test key for SRAM bridging and continuity testing, comprising at lease one test unit, which is composed of a first strand and a second strand embedded with each other, characterized in that: the first strand and the second strand have a closed hook, a corresponding extension, and a corresponding connection, the corresponding connections electrically connecting with an external voltage by at least one first test pad, wherein the closed hook of the first strand is parallel with the closed hook of second strand, and at least one first corner is formed between any of the closed hooks and the corresponding extension, so that the closed hook of the first strand is adjacent and parallel with the closed hook and the corresponding extension of the second strand, and a second corner is formed between the corresponding extension and the corresponding connection, so that the corresponding connection of the first strand is adjacent and parallel to the corresponding extension of the second extension, so as to form an embedded pattern.