A
Allegro Microsystems
Advanced Micro Devices

AD
Analog Devices
Harris Semiconductor

ADC
National Semiconductor

ADEL,ADG,ADM
Analog Devices

ADS
Burr-Brown

ADVEC
Analog Devices

ALD
Burr-Brown

AM
Advanced Micro Devices

AMP
Analog Devices

AMPAL
Advanced Micro Devices

AMSREF
Advanced Monolithic Systems

AN
Matsushita Electronic Components

AT
Atmel

ATT
Lucent Technologies

ATV
Atmel

AVS
STMicroelectronics

BA
Rohm

BQ
Benchmarq

BU
Rohm

BUF
Analog Devices
Burr-Brown

CA
Harris Semiconductor

CD
Harris Semiconductor
Fairchild Semiconductor

CDP
Harris Semiconductor

CLC
National Semiconductor

CM
TEMIC

CMP
Analog Devices

COM
Standard Microsystems

COP
National Semiconductor

CP
Harris Semiconductor

  LMX, LP, LPC
National Semiconductor

LS
STMicroelectronics
LSI Computer Systems 

  LTC
Linear Technology

  LX
Linfinity Microelectronics

  M
Mitsubishi Semiconductor
STMicroelectronics

 MAB
Philips Semiconductor

  MACH
Vantis

MAX
Maxim

MB, MBM
Fujitsu

MC
Motorola
STMicroelectronics
Texas Instruments

MCCS, MCM, MCT
Motorola

MCU, MDA
ITT Semiconductors

MF
National Semiconductor

MIC
Micrel Semiconductor

MK
STMicroelectronics

ML
Micro Linear

MM
Fairchild Semiconductor
National Semiconductor

MN
Matsushita Electronic Components

MPC, MPY
Burr-Brown

MSC, MSM
OKI Semiconductor

MSP
ITT Semiconductors

MT
Mitel Semiconductor

SL
GEC Plessey

SM
Nippon Precision Circuits

SN
Texas Instruments
Motorola

SS
Honeywell

SSM
Analog Devices

ST
STMicroelectronics

STK
Sanyo

STR
Allegro Microsystems

STRD, STRF, STRM, STRS
Sanken

  STV
STMicroelectronics

 SW
Analog Devices

TA
Toshiba 

  TBA
STMicroelectronics
Infineon Technologies
Philips Semiconductor
Telefunken
ITT Semiconductors

 TBB
Infineon Technologies

  TC
TelCom Semiconductor
Toshiba

TCA
Motorola
Infineon Technologies
Philips Semiconductor

  TCM
TelCom Semiconductor

TD
STMicroelectronics
Toshiba

TDA
Philips Semiconductor
Motorola
STMicroelectronics
Infineon Technologies
ITT Semiconductors