HardLabs

Tiny z80

skiselev·tiny_z80·KiCad/Tiny_Z80.kicad_pcb

Tiny z80 PCB layout, top view — open source board by skiselev
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About the Tiny z80 PCB

Tiny z80 is an open source PCB design by skiselev, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 88.9 × 49.9 mm, with 72 components from 35 distinct parts.

Other key parts include the Z84C15-QFP, SST39SF040, AS6C4008, EPM7064AETC44 and MAX691xWE. By type, the board carries 26 resistors, 21 capacitors, 7 ICs, 7 connectors, 4 diodes and 2 crystals.

It belongs with the retro computing, usb & debug tools and power & battery designs in this gallery.

From the project

Business Card Sized Z80 Single Board Computer

Tiny Z80 project on Mouser.com - View and order all components except of the PCB.

Tiny Z80 project on OSH Park - View and order the PCB.

Component type | Reference | Description | Quantity | Possible sources and notes ------------------ | --------- | ------------------------------------------- | -------- | -------------------------- PCB | | Tiny Z80 PCB - Version 1.0 | 1 | Order from a PCB manufacturer of your choice using provided Gerber or KiCad files Battery Holder | BT1 | CR2032 Keystone Electronics 534-1058 | 1 | Mouser 534-1058 Battery | BT1 | CR2032 | 1 | Capacitor | C1 - C13 | 100nF…

Tiny z80, from the project README
From the project README

Main components on the Tiny z80

Z84C15-QFPSST39SF040AS6C4008EPM7064AETC44MAX691xWEFT231XSTPS79333-EP

Tiny z80 bill of materials (BOM)

72 components, 35 distinct parts.

QtyPartRefs
1
Z84C15-QFP
U1
1
SST39SF040
U2
1
AS6C4008
U3
1
EPM7064AETC44
U4
1
MAX691xWE
U5
1
FT231XS
U6
1
TPS79333-EP
U7
1
1.8432MHz
X1
1
16MHz
Y1
1
Serial_A
J1
1
Serial_B
J2
1
Parallel
J3
1
RC2014_BUS
J4
1
RC2014_EXT
J5
1
RC2014_SERIAL
J6
1
JTAG
J7
1
CR2032
BT1
2
0.5A
F1, F2
1
2k
RV1
1
RESET
SW1
Show 15 more
QtyPartRefs
1
POWER
D1
1
TX
D2
1
RX
D3
1
CPU
D4
13
100nF
C1, C2, C3, C4, C5, C6, C7, C8 +5
2
33pF
C14, C15
2
47pF
C16, C17
1
10nF
C18
2
10uF
C19, C20
1
47uF
C21
2
27
R1, R2
4
1k
R3, R4, R5, R6
12
4.7k
R7, R8, R9, R10, R11, R12, R13, R14 +4
7
10k
R19, R20, R21, R22, R23, R24, R25
1
29.4k
R26

Tiny z80 design files

The KiCad project lives in the skiselev/tiny_z80 repository on GitHub; these links point at the commit this page was built from.

Tiny z80: common questions

How big is the Tiny z80 PCB?

The Tiny z80 measures 88.9 × 49.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Tiny z80?

72 components, from 35 distinct parts. The full bill of materials is listed on this page.

Where can I download the Tiny z80 design files?

From the skiselev/tiny_z80 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Tiny z80 design in my own project?

Yes, under the terms of its GPL-3.0 license, which skiselev chose for the repository.

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