Vadem
http://www.vadem.com
PC system chips, PCMCIA chips

Valor
see Pulse

Vanguard International Semiconductor
http://www.vis.com.tw
DRAM, SRAM

Vantis
http://www.vantis.com
gate arrays (PLDs)

Vectron Technologies
http://www.vectron-vti.com
voltage controlled oscillators, SAW filter chips

Veridicom
http://www.veridicom.com
fingerprint sensor chips

Versatile Semiconductor (Reining International)
http://www.reining.com/serv03.htm
transponders

Vertex Networks
http://www.vertex-networks.com
networking chips (Ethernet)

VIA Technologies
http://www.via.com.tw
PC system chips, networking chips

Videologic
http://www.videologic.com
3D graphics chips

Virata
http://www.virata.com
networking chips

Vishay Siliconix
http://www.siliconix.com
http://www.temic.com
diodes, transistors, discretes

Vishay Telefunken
http://www.vishay.com
http://www.vishay.de
LEDs, Optoelectronics, Photo detectors, Diodes, Transistors (FET, MOSFET, JFET), Analog multiplexers, Analog switches, Power IS, Rectifiers, Displays ....

VISION
http://www.vvl.co.uk
CMOS imaging chips

Visiontech
http://www.visiontech-dml.com
MPEG chips

Vitec Multimedia
http://www.vitecmm.com
MPEG encoder chip

Vitesse Semiconductor
http://www.vitesse.com
networking chips, communications chips

Vivid Semiconductor
http://www.vividsemi.com
LCD controller chips

VLSI Technology
http://www.vlsi.com
networking chips, PC system chips, video chips, MODEM chips

Voice Networking Devices
http://www.audiocodes.com
voice chips

Voltage Multipliers
http://www.voltagemultipliers.com
high voltage diodes, rectifiers

Volterra
http://www.volterra.com
(no product info)

VTC
http://www.vtc.com
hard drive chips, PRML chips