No | Part number | Description ( Function ) | Manufacturers | |
2 | DP8421A | (DP8420A - DP8422A) microCMOS Programmable 256k/1M/4M Dynamic RAM Controller/Drivers DP8420A 21A 22A microCMOS Programmable 256k 1M 4M Dynamic RAM Controller Drivers July 1992 DP8420A 21A 22A microCMOS Programmable 256k 1M 4M Dynamic RAM Controller Drivers General Description The DP8420A 21A 22A dynamic RAM controllers provide a low cost single chip interface between dynamic RAM and all 8- 16- and 32-bit systems The DP8420A 21A 22A generate all the required a |
National Semiconductor |
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1 | DP8421A | DP8420A/21A/22A microCMOS Prog 256k/1M/4M Dyn RAM Cntrl/Drivers (Rev. A) |
Texas Instruments |
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 |
|
LM317 | This is a popular adjustable voltage regulator. |
ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |