< Practical Electronics 
 
        
      | Prefix | Manufacturer/s | 
|---|---|
| A | Fairchild | 
| National Semiconductor | |
| AMD | |
| Allegro Microsystems | |
| ACF | General Instrument | 
| AD | Analog Devices | 
| Harris | |
| ADC | National Semiconductor | 
| ADEL | Analog Devices | 
| ADG | Analog Devices | 
| ADLH | Analog Devices | 
| ADM | Analog Devices | 
| ADS | Burr-Brown | 
| ADVFC | Analog Devices | 
| AH | Optical Electronics Inc. | 
| ALD | Burr-Brown | 
| Am | AMD | 
| AM | Advanced Micro Devices | 
| Datel | |
| AMP | Analog Devices | 
| AMPAL | AMD | 
| AMSREF | Advanced Monolithic Systems | 
| AN | Panasonic | 
| AT | Atmel | 
| ATT | Lucent Technologies | 
| ATV | Atmel | 
| AVS | ON Semiconductor (previously Thomson)) | 
| AY | General Instrument | 
| BQ | Benchmarq Microelectronics Inc. | 
| BT | Brooktree | 
| BUF | Analog Devices | 
| Burr-Brown | |
| Precision Monolithic | |
| BX | Sony | 
| C | Intel | 
| CA | Harris | 
| CAV | Analog Devices | 
| CD | Harris | 
| CDP | Harris | 
| CLC | Comlinear | 
| National Semiconductor | |
| CM | Supertex, Temic | 
| CMP | Monolithics | 
| Analog Devices | |
| COM | Standard Microsystem Corp. | 
| COP | National Semiconductor | 
| CP | Harris | 
| CS | Harris, Cherry Semiconductor | 
| CX | Sony, Cyrix | 
| CXK | Sony | 
| CY | Cypress | 
| D | Siliconix, Intel | 
| DAC | Analog Devices | 
| National Semiconductor | |
| Burr-Brown | |
| DCP | Burr-Brown | 
| DF | Siliconix | 
| DG | Harris, Temic | 
| DM | National Semiconductor | 
| Fairchild | |
| DP | National Semiconductor | 
| DS | National Semiconductor | 
| Dallas Semiconductor | |
| EF | ON Semiconductor (previously Thomson) | 
| EL | Elantec | 
| EP | Altera | 
| EPM | Altera | 
| ET | ON Semiconductor (previously Thomson) | 
| F | Fairchild | 
| National Semiconductor | |
| FSS | Ferranti | 
| G | California Micro Devices Corp. | 
| GA | Gazelle | 
| GAL | Lattice | 
| GEL | GE | 
| GIC | General Instrument | 
| GL | Goldstar | 
| GM | Goldstar | 
| GMM | Goldstar | 
| GP | General Instrument | 
| GSD | ON Semiconductor (previously Thomson) | 
| H | Harris | 
| HA | Harris | 
| Hitachi | |
| HAD | Honeywell | 
| HAS | Analog Devices | 
| HCF | ON Semiconductor (previously Thomson) | 
| HCPL | Hewlett-Packard | 
| HCTL | Hewlett-Packard | 
| HD | Hitachi | 
| HDAC | Honeywell | 
| HDM | Analog Devices | 
| HEF | Philips | 
| HEP | Motorola | 
| HFA | Harris | 
| HG | Hitachi | 
| HI | Harris | 
| HIN | Harris | 
| HIP | Harris | 
| HL | Hitachi | 
| HM | Hitachi | 
| Temic | |
| HN | Hitachi | 
| HPM | Hewlett-Packard | 
| HT | Holtek | 
| HV | Harris | 
| HY | Hyundai | 
| i | Intel | 
| I | Intel | 
| ICH | Harris | 
| ICL | Harris | 
| ICM | Harris | 
| IDT | Integrated Device Technology | 
| IM | Harris | 
| IMS | Inmos | 
| INA | Burr-Brown | 
| IP | Temic, Seagate Microelectronics | 
| IR | Sharp | 
| International Rectifier | |
| IS | Integrated Silicon Solutions Inc. | 
| Burr-Brown | |
| ISD | Information Strorage Devices | 
| ISO | Burr-Brown | 
| ISPLSI | Lattice | 
| ITT | ITT | 
| IVC | Burr-Brown | 
| KA | Samsung | 
| KM | Samsung | 
| KMM | Samsung | 
| KR | Standard Microsystem Corp. | 
| L | Fairchild | 
| National Semiconductor | |
| ON Semiconductor (previously Thomson) | |
| Siliconix | |
| Siltronics | |
| Unitrode | |
| LA | Sanyo | 
| LC | Sanyo | 
| LD | Siliconix | 
| Siltronics | |
| LF | National Semiconductor | 
| Motorola | |
| LFT | National Semiconductor | 
| LH | National Semiconductor | 
| LM | National Semiconductor | 
| ON Semiconductor (previously Thomson) | |
| LMC | National Semiconductor | 
| LMD | National Semiconductor | 
| LMF | National Semiconductor | 
| LMX | National Semiconductor | 
| LPC | National Semiconductor | 
| LPC | National Semiconductor | 
| LS | LSI Computer Systems | 
| ON Semiconductor (previously Thomson) | |
| LT | Linear Technology Corporation | 
| LTC | Linear Technology Corporation | 
| LTZ | Linear Technology Corporation | 
| M | Mitsubishi | 
| ON Semiconductor (previously Thomson) | |
| MA | Analog Systems | 
| Marconi | |
| MA | TESLA | 
| MAA | TESLA | 
| MAB | Philips | 
| MACH | Vantis (AMD) | 
| MAT | Monolithics | 
| MAX | Maxim | 
| MB | Fujitsu | 
| MBA | TESLA | 
| MBL8 | Fujitsu | 
| MBM | Fujitsu | 
| MC | Micra Hybrids | 
| Motorola | |
| ON Semiconductor | |
| ON Semiconductor (previously Thomson) | |
| Temic | |
| Texas Instruments | |
| MCC | Motorola | 
| MCCS | Motorola | 
| MCM | Motorola | 
| MCS | MOS Technology | 
| MCT | Motorola | 
| MEC | Motorola | 
| MF | National Semiconductor | 
| MH | TESLA | 
| MHB | TESLA | 
| MIC | Micrel | 
| MIL | Microsystems International | 
| Motorola | |
| MK | ON Semiconductor (previously Thomson) | 
| Mostek | |
| ML | Micro Linear Corp. | 
| MM | Motorola | 
| Fairchild | |
| National Semiconductor | |
| MN | Plessy | 
| Micro Networks | |
| MP | Micro Power (Exar) | 
| MPC | Burr-Brown | 
| MPF | Motorola | 
| MPQ | Motorola | 
| MPS | Motorola | 
| MPSA | Motorola | 
| MPY | Burr-Brown | 
| MSC | Microcomputers Systems Components | 
| Oki | |
| MSK | M. S. Kennedy | 
| MSL8 | Mitsubishi | 
| MSM | Oki | 
| MT | Mitel Semiconductor | 
| MUX | Analog Devices | 
| MVA | GEC-Plessey Semiconductor | 
| MWM | Motorola | 
| MX | Macronix | 
| Maxim | |
| N | Philips | 
| Intel | |
| NC | Nitron | 
| NE | Philips | 
| Texas Instruments | |
| NH | National Semiconductor | 
| NJM | New Japanese Radio Corp. | 
| NM | Fairchild | 
| NMC | Fairchild | 
| NQ | Seeq | 
| NSC | Newport | 
| OHN | Optek | 
| OM | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Philips | |
| Telefunken | |
| OP | Monolithics | 
| Analog Devices | |
| Texas Instruments | |
| OPA | Burr-Brown | 
| OPT | Burr-Brown | 
| P | Intel | 
| Temic | |
| Performance Semiconductor | |
| PA | Apex | 
| Intel | |
| PAL | AMD | 
| PALCE | Cypress | 
| Vantis (AMD) | |
| PB | NEC | 
| PBL | Ericsson | 
| PC | NEC | 
| Philips | |
| PCD | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Telefunken | |
| Philips | |
| PCF | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Telefunken | |
| Philips | |
| PCM | Burr-Brown | 
| PD | NEC | 
| PDM | Paradigm | 
| PEEL | Information Chips and Technology Inc. | 
| PGA | Burr-Brown | 
| PH | Silicon Storage Technology | 
| PIC | Microchip | 
| PL | Altera | 
| PLC | Philips | 
| PLS | Philips | 
| PM | Analog Devices | 
| PQ | Seeq | 
| PSD | Waferscale Integration inc. (WSI) | 
| PWR | Burr-Brown | 
| PZ | Philips | 
| QS | Quality Semiconductor Inc. | 
| R | Rockwell | 
| Raytheon | |
| Ray | Raytheon | 
| RC | Raytheon | 
| Texas Instruments | |
| RCV | Burr-Brown | 
| RD | EG&G Reticon | 
| REF | Analog Devices | 
| Burr-Brown | |
| REG | Burr-Brown | 
| RF | EG&G Reticon | 
| RM | Raytheon | 
| EG&G Reticon | |
| RT | EG&G Reticon | 
| RTC | Seiko | 
| Epson | |
| RU | EG&G Reticon | 
| S | Temic | 
| Philips | |
| SA | Philips | 
| SAA | AEG | 
| Amperex | |
| Philips | |
| Siemens | |
| Telefunken | |
| ON Semiconductor (previously Thomson) | |
| SAB | AEG | 
| Amperex | |
| Philips | |
| Siemens | |
| Telefunken | |
| ON Semiconductor (previously Thomson) | |
| SABE | Siemens | 
| SAF | AEG | 
| Amperex | |
| Philips | |
| Siemens | |
| Telefunken | |
| ON Semiconductor (previously Thomson) | |
| SC | Philips | 
| SCB | AEG | 
| Amperex | |
| Philips | |
| Siemens | |
| Telefunken | |
| ON Semiconductor (previously Thomson) | |
| SCC | Philips | 
| SCN | AEG | 
| Amperex | |
| Philips | |
| Siemens | |
| Telefunken | |
| ON Semiconductor (previously Thomson) | |
| SD | Temic | 
| SE | Philips | 
| SFC | ON Semiconductor (previously Thomson) | 
| ESMF | |
| SG | Silicon General (Infinity Micro) | 
| ON Semiconductor (previously Thomson) | |
| Texas Instruments | |
| Motorola | |
| SHC | Burr-Brown | 
| SI | Temic | 
| Maxim | |
| SL | Plessy | 
| SM | Nippon Precision Circuits | 
| SN | Texas Instruments | 
| Motorola | |
| SP | Plessy | 
| Philips | |
| SPR | General Instrument | 
| SS | Honeywell | 
| SSM | Analog Devices | 
| SSS | Monolithics | 
| ST | ON Semiconductor (previously Thomson) | 
| Startech | |
| STR | Allegro Microsystems | 
| SW | Analog Devices | 
| SYD | Syntaq | 
| SYS | Syntaq | 
| T | Toshiba | 
| TA | Toshiba | 
| TAA | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Philips | |
| Telefunken | |
| TAB | Plessy | 
| TBA | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Philips | |
| Telefunken | |
| TC | Toshiba | 
| Telcom Semiconductor | |
| TCA | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Philips | |
| Telefunken | |
| TCM | Telcom Semiconductor | 
| TD | Toshiba | 
| ON Semiconductor (previously Thomson) | |
| TDA | Philips | 
| Motorola | |
| ON Semiconductor (previously Thomson) | |
| TDC | TRW | 
| TDF | ON Semiconductor (previously Thomson) | 
| TEA | AEG | 
| Amperex | |
| ON Semiconductor (previously Thomson) | |
| Siemens | |
| Philips | |
| Telefunken | |
| THM | Toshiba | 
| TIBPAL | Texas Instruments | 
| TIL | Texas Instruments | 
| TIP | Texas Instruments | 
| TIPAL | Texas Instruments | 
| TIS | Texas Instruments | 
| TL | Texas Instruments | 
| ON Semiconductor (previously Thomson) | |
| Motorola | |
| TLC | Texas Instruments | 
| TLE | Texas Instruments | 
| TM | Texas Instruments | 
| TMC | Taytheon | 
| TML | Telmos | 
| TMM | Toshiba | 
| TMP | Toshiba | 
| TMPZ | Toshiba | 
| TMS | Texas Instruments | 
| TP | Teledyne Philbrick | 
| TPQ | Sprague | 
| TS | ON Semiconductor (previously Thomson) | 
| TSC | Teledyne Semiconductor | 
| TSH | ON Semiconductor (previously Thomson) | 
| U | Temic | 
| Zentrum Microelectronics | |
| UA | Philips | 
| Motorola | |
| Texas Instruments | |
| UAA | Motorola | 
| UAF | Burr-Brown | 
| UC | Unitrode | 
| Motorola | |
| ON Semiconductor (previously Thomson) | |
| UCC | Unitrode | 
| UCN | Allegro Microsystems | 
| UCS | Sprague | 
| UD | Zentrum Microelectronics | 
| UDN | Allegro Microsystems | 
| UDS | Allegro Microsystems | 
| UGN | Allegro Microsystems | 
| ULN | ON Semiconductor (previously Thomson) | 
| Motorola | |
| Texas Instruments | |
| US Microchip | |
| UM | United Microelectronics Corp. | 
| UMA | Philips | 
| UNX | Fairchild | 
| National Semiconductor | |
| UPD | NEC | 
| UPD8 | NEC | 
| V | Amtel | 
| VA | VTC | 
| VC | VTC | 
| VCA | Burr-Brown | 
| VFC | Burr-Brown | 
| VT | VLSI Technology Inc. | 
| W | IC Works | 
| WD | Western Digital | 
| X | Xicor | 
| XC | Motorola | 
| XR | Exar | 
| XTR | Burr-Brown | 
| Z | Zilog | 
| ZH | Zetex | 
| ZLD | Ferranti | 
| ZLDO | Zetex | 
| ZM | Zetex | 
| ZMR | Zetex | 
| ZN | Ferranti | 
| GEC-Plessey Semiconductor | |
| ZR | Zetex | 
| ZRA | Zetex | 
| ZRB | Zetex | 
| ZREF | Zetex | 
| ZRT | Zetex | 
| ZSD | Zetex | 
| ZSM | Zetex | 
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