Electronics -> The Z80 project -> Parts list
Last modified on Thu, 3rd Apr 2008 at 11:37 BST by zipplet===============================================================================
Main board
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ICs:
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| Part | Qty | Substitution if n/a |
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| Z80 CPU, Z84C0006PEG | 1 | Any compatible Z80 of atleast 5-6mhz clock speed |
| 8255A | 1 | |
| 74HC32 | 1 | 74 series logic |
| 74HC138 | 2 | 74 series logic |
| DS1231 | 1 | Reset supervisor w/ active low + active high, |
| | | atleast 100ms reset time, 5-10% vcc tolerance |
| EXO 3 6M 20.000M KSS | 1 | TTL level clock generator, up to 6mhz fixed or |
| | | variable (use max of 6mhz clock) |
| M48Z18-100 8KB ZP RAM | 1 | Any 8KB NV SRAM. If substituting a bigger size |
| | | use a bigger socket and tie unused address lines |
| | | low. |
| 6264 8KB SRAM | 1 | 8KB CMOS/TTL SRAM (NOT DYNAMIC!) |
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Semiconductors:
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| Part | Qty |
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| 5mm red LED | 1 |
| 5mm green LED | 1 |
| Rectifier diode, 3A | 1 |
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Passives:
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| Part | Qty |
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| 22R resistor | 1 |
| 470R resistor | 2 |
| 3.3K resistor | 1 |
| 4.7K resistor | 1 |
| 100K resistor | 10 |
| 10nF capacitor | 5 |
| 100nF capacitor | 2 |
| 220nF capacitor | 4 |
| 220uF capacitor | 1 |
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Switches / connectors:
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| Part | Qty |
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| 10K linear pot | 1 |
| SPDT jumper switch | 1 |
| 2 pin molex header | 1 |
| 5 pin molex header | 1 |
| 8 pin molex header | 1 |
| 16 pin molex header | 1 |
| 8+8 pin header | 1 |
| 16+16 pin socket | 2 |
| 10 pin socket | 2 |
| 8 pin IC socket | 2 |
| 14 pin IC socket | 1 |
| 16 pin IC socket | 2 |
| 28 pin IC socket | 2 |
| 40 pin IC socket | 2 |
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Blinkenlights board
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ICs:
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| Part | Qty | Substitution if n/a |
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| ULN2804A | 3 | Any NPN common emitter 8 transistor array but |
| | | base-emitter resistance must be atleast 5-10K |
| | | so additional resistors may be needed. |
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Semiconductors:
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| Part | Qty |
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| 10 red LED bargraph | 3 |
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Passives:
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| Part | Qty |
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| 330R resistor DIL(8) | 3 |
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Switches / connectors:
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| Part | Qty |
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| 2 pin molex header | 1 |
| 8 pin header | 3 |
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