BasiConcepts Benchmarq BethelTronix (BTI) Bliley Bookham Technology Brilliance Semiconductor (BSI) Broadcom Brooktree (-> Conexant) Burr-Brown Butterfly DSP CAEN Microelectronics California Eastern Laboratories (CEL) California Micro Devices Calogic Cambridge Silicon Radio (CSR) Catalyst Semiconductor Celeritek Celeritous Centillium Central Semiconductor Centro Vision Cherry Semiconductor Chrontel Cimaron Communications Cirrus Logic Clear Logic C-Media Electronics (CMEI) Cologne Chip Designs Comatlas Comlinear (-> National) CompuLab Conexant (was Rockwell) Consumer Microcircuits (CML) CoolRISC Coto Technologies CP Clare Cree Research Crystal Semiconductor Cybernetic Micro Systems CyberTouch Cypress Cyrix