HardLabs

Talisman

mzollin·talisman

Talisman PCB layout, top view — open source board by mzollin

About the Talisman PCB

Talisman is an open source PCB design by mzollin, published on GitHub under the MIT license. It is a 2-layer board measuring 61 × 61 mm, with 158 components from 11 distinct parts.

Other key parts include the 74HC86, 74HC595 and 74HC14. By type, the board carries 68 resistors, 64 diodes, 13 capacitors, 10 ICs, 1 connector and 1 inductor.

It belongs with the wearables and displays & leds designs in this gallery.

From the project

A tribute to the great microchip shortage of 2021

Talisman, from the project README
From the project README

Main components on the Talisman

74HC8674HC59574HC14

Talisman bill of materials (BOM)

158 components, 11 distinct parts.

QtyPartRefs
1
74HC86
U1
8
74HC595
U2, U3, U5, U6, U7, U8, U9, U10
1
74HC14
U4
1
USB_C_Receptacle_Power
J1
1
100k
RV1
64
LED_Small
D1, D2, D3, D4, D5, D6, D7, D8 +56
1
FerriteBead_Small
FB1
10
100n
C1, C2, C6, C7, C8, C9, C10, C11 +2
3
22u
C3, C4, C5
4
5k1
R1, R2, R19, R20
64
470
R3, R4, R5, R6, R7, R8, R9, R10 +56

Talisman design files

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

Talisman: common questions

How big is the Talisman PCB?

The Talisman measures 61 × 61 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Talisman?

158 components, from 11 distinct parts. The full bill of materials is listed on this page.

Where can I download the Talisman design files?

From the mzollin/talisman repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Talisman design in my own project?

Yes, under the terms of its MIT license, which mzollin chose for the repository.

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