| No | Part number | Description ( Function ) | Manufacturers | |
| 8 | 28F256 | 256K(32K x8 / Chip Erase)FLASH MEMORY |
 STMicroelectronics |
|
| 7 | 28F256 | 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt / Bulk Erase Flash Memory FINAL Am28F256 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt, Bulk Erase Flash Memory DISTINCTIVE CHARACTERISTICS s High performance — 70 ns maximum access time s CMOS Low power consumption — 30 mA maximum active current — 100 µA maximum standby current — No data retention power consumption s Compatible with JEDEC-standard byte-wide 32-Pin EPROM pinouts — 32-pin PDIP � |
 Advanced Micro Devices |
|
| 6 | 28F256 | 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt / Bulk Erase Flash Memory with Embedded Algorithms FINAL Am28F256 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt, Bulk Erase Flash Memory DISTINCTIVE CHARACTERISTICS s High performance — 70 ns maximum access time s CMOS Low power consumption — 30 mA maximum active current — 100 µA maximum standby current — No data retention power consumption s Compatible with JEDEC-standard byte-wide 32-Pin EPROM pinouts — 32-pin PDIP � |
Advanced Micro Devices |
|
| 5 | 28F256 | 512 Kbit (64Kb x8 Bulk Erase)Flasxh Memory |
STMicroelectronics |
|
| 4 | 28F256J3 | (28FxxxJ3) Strata Flash Memory Intel StrataFlash® Memory (J3) 28F256J3, 28F128J3, 28F640J3, 28F320J3 (x8/x16) Datasheet Product Features ■ ■ ■ Performance — 110/115/120/150 ns Initial Access Speed — 125 ns Initial Access Speed (256 Mbit density only) — 25 ns Asynchronous Page mode Reads — 30 ns Asynchronous Page mode Reads (256Mbit density only) — 32-Byte Write Buff |
 Intel |
|
| 3 | 28F256L18 | (28FxxxL18) StrataFlash Wireless Memory Intel StrataFlash® Wireless Memory (L18) 28F640L18, 28F128L18, 28F256L18 Datasheet Product Features High performance Read-While-Write/Erase — 85 ns initial access — 54 MHz with zero wait state, 14 ns clock-todata output synchronous-burst mode — 25 ns asynchronous-page mode — 4-, 8-, 16-, and continuous-word burst mode — Burst suspend — Programmable WAIT configura |
 Intel Corporation |
|
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 |
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