No | Part number | Description ( Function ) | Manufacturers | |
1 | DS1990A | Serial Number iButton DS1990A Serial Number iButtonTM www.dalsemi.com DS1990A SPECIAL FEATURES Upgrade of DS1990 allows multiple Serial Number iButtons to reside on a common bus § Unique 48–bit serial number § Low-cost electronic key for access control § 8-bit CRC for checking data integrity § Can be read in less than 5 ms § Operating temperature range of -40°C to +85°C |
Dallas Semiconductor |
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Recommended search results related to DS1990A |
Part No | Description ( Function) | Manufacturers | |
DS1990R | Serial Number IButton 19-4894; Rev 8/09 DS1990R Serial Number iButton www.maxim-ic.com GENERAL DESCRIPTION The DS1990R Serial Number iButton is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire p |
Maxim Integrated Products |
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2N1990 | Small Signal Transistors Small Signal Transistors TO-39 Case (Continued) TYPE NO. DESCRIPTION VCBO (V) 2N1975 NPN AMPL/SWITCH 2N1983 NPN AMPL/SWITCH 2N1984 NPN AMPL/SWITCH 2N1985 NPN AMPL/SWITCH 2N1986 NPN AMPL/SWITCH 2N1987 NPN AMPL/SWITCH 2N1988 NPN AMPL/SWITCH 2N1989 NPN AMPL/SWITCH 2N1990 NPN AMPL |
Central Semiconductor |
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2N1990 | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
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2N1990 | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
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2N1990R | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
List of most widely used semiconductors
Part Number | Function | Manufacturers | |
1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
Vishay |
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LM317 | This is a popular adjustable voltage regulator. |
ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |