Z80DevBoard
About the Z80DevBoard PCB
Z80DevBoard is an open source PCB design by dbuchwald, published on GitHub under the MIT license. It is a 2-layer board measuring 101.6 × 83.8 mm, with 36 components from 23 distinct parts.
Other key parts include the 74AC74, 74AC04, Z80 CPU, 74AC00 and 71256. By type, the board carries 14 capacitors, 10 ICs, 5 connectors, 3 resistors, 2 crystals and 1 test point.
It belongs with the dev boards & breakouts and retro computing designs in this gallery.
From the project
Simple Z80 based prototyping and development board designed as extension to Arduino Mega 2560
Main components on the Z80DevBoard
Z80DevBoard bill of materials (BOM)
36 components, 23 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74AC74 | SOIC-14_3.9x8.7mm_P1.27mm | U1 |
| 1 | 74AC04 | SOIC-14_3.9x8.7mm_P1.27mm | U2 |
| 1 | Z80 CPU | DIP-40_W15.24mm_Socket | U3 |
| 1 | 74AC00 | SOIC-14_3.9x8.7mm_P1.27mm | U4 |
| 2 | 71256 | DIP-28_W7.62mm_Socket | U5, U7 |
| 1 | 74AC08 | SOIC-14_3.9x8.7mm_P1.27mm | U6 |
| 1 | 74HC157 | SOIC-16_3.9x9.9mm_P1.27mm | U8 |
| 1 | 74AC138 | SOIC-16_3.9x9.9mm_P1.27mm | U9 |
| 1 | SC26C92 | PLCC-44_THT-Socket | U10 |
| 1 | 4MHz | Oscillator_DIP-14 | X1 |
| 1 | 3,6864 MHz | Crystal_HC49-U_Vertical | Y1 |
| 1 | MCU Interface | PinHeader_2x18_P2.54mm_Vertical | J1 |
| 1 | MCU Interface 2 | PinSocket_1x08_P2.54mm_Vertical | J2 |
| 1 | UART B | PinHeader_1x06_P2.54mm_Horizontal | J3 |
| 1 | UART A | PinHeader_1x06_P2.54mm_Horizontal | J4 |
| 1 | Extension Bus | PinSocket_2x32_P2.54mm_Vertical | J5 |
| 1 | TestPoint | TestPoint_Keystone_5005-5009_Compact | TP1 |
| 1 | HALT | LED_D3.0mm_Clear | D1 |
| 11 | 0,1uF | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C1, C2, C3, C4, C5, C6, C7, C8 +3 |
| 1 | 10uF | CP_Radial_D4.0mm_P1.50mm | C11 |
Show 3 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 22pF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C13, C14 |
| 1 | 470 | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R1 |
| 2 | 4K7 | R_Array_SIP9 | RN1, RN2 |
Z80DevBoard design files
The KiCad project lives in the dbuchwald/Z80DevBoard repository on GitHub; these links point at the commit this page was built from.
Z80DevBoard: common questions
How big is the Z80DevBoard PCB?
The Z80DevBoard measures 101.6 × 83.8 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Z80DevBoard?
36 components, from 23 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Z80DevBoard design files?
From the dbuchwald/Z80DevBoard repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Z80DevBoard design in my own project?
Yes, under the terms of its MIT license, which dbuchwald chose for the repository.
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