| Semiconductor | Description |
| 2114 | 1k x 4 SRAM |
| 2SC1815 | NPN Power transistor |
| 2SC1959 | PNP Transistor |
| 2SD880 | NPN Power transistor |
| BC184 | NPN Small signal transistor |
| BC549 | NPN Low noise transistor |
| ztx213 | PNP General purpose transistor. TR5 in ZX Spectrum |
| ztx313 | NPN General purpose transistor. TR1, TR2, TR3, TR6 in ZX Spectrum. Also found in the ZX81 |
| ztx450 | PNP power transistor. TR7 in ZX Spectrum (Speaker driver) |
| ztx650 | PNP power transistor. TR4 in ZX Spectrum |
| ztx751 | PNP power transistor. Replacement for ZTX213 (TR5) in ZX Spectrum |
| 4116 | 16k x 1 DRAM |
| 4164 | 64k x 1 DRAM |
| TMS4416 | 16k x 4 DRAM |
| LM555 | Timer |
| LM556 | Timer |
| LM1889 | TV Video Modulator |
| 74LS00 | Quad 2 input NAND Gate |
| 74HCT00 | Quad 2 input NAND Gate. Cheaper alternative to 74LS00 |
| 74LS02 | Quad 2 input NOR Gate |
| 74LS04 | Hex Inverter |
| 74LS06 | Hex Inverter Buffers and Drivers With Open-Collector High-Voltage Outputs |
| 74LS08 | Quad 2 input AND Gate |
| 74LS14 | Hex Inverter with Schmitt Trigger Inputs |
| 74LS27 | Triple 3-input NOR gate |
| 74LS32 | Quad 2 input OR Gate |
| 74LS74 | Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear and Complementary Outputs |
| 74LS86 | Quad 2 input XOR Gate |
| 74LS125 | Quad buffer with 3-State outputs |
| 74LS133 | 13 Input NAND gate |
| 74LS138 | 3 to 8 line decoder/demultiplexer |
| 74LS139 | Dual 2-LINE TO 1-LINE decoder/demultiplexer |
| 74LS157 | Quad 2-LINE TO 1-LINE data selector/multiplexer |
| 74LS169 | SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS |
| 74LS175 | Quad D-TYPE Flip-flop with clear |
| 74LS193 | SYNCHRONOUS 4-BIT UP/DOWN COUNTERS |
| 74LS245 | Octal Bus Transceivers With 3-State Outputs |
| 74LS257 | Quad 2-LINE TO 1-LINE data selector/multiplexer |
| 74LS258 | Quad 2-Data Selectors/Multiplexers |
| 74LS373 | Octal latch with 3-state outputs; octal D-TYPE flip-flop with 3-state output |
| 74LS629 | Voltage controlled oscillator |
| MC4044 | Phase frequency detector |
| CD4066 | CMOS Quad Bilateral Switch |
| M58725 | 16k x 8 SRAM |
| LM78XX | LM7805 (5V) and LM7812 (12V) voltage regulators |
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