ANSI/EIA 540AAAA:1990
Chip Carrier Sockets for Leadless Type A 1.27 mm (.050”) Spacing Chip Carriers for Use in Electronic Equipment

Standard No.

ANSI/EIA 540AAAA:1990

Release Date

1990

Published By

American National Standards Institute （ANSI)

Scope

Provides all the information required for the identification and quality assessment of the chip carrier sockets for leadless type A packages (CCS/LLA described)