~10,000 -100,000

gates per chip

Very Large Scale

integrationVLSI

~1000-10,000

gates per chip

Large Scale integration.LSI

~1M 10 M

gates per chipUltra Large Scale

integration

ULSI

~100 1000 gates

per chip

Medium Scale IntegrationMSI

~10 gates per

chip

Small scale integrationSSI

History of integration