Bill of Materials (3 Bit Board) - IanSB/RGBtoHDMI GitHub Wiki

Introduction

This page lists the parts needed for the 3-Bit (Beeb) version of RGBtoHDMI (by Hoglet):

The original schematics are here:

Please use the 6 bit design for new builds.

Resistors

Part Description	Supplier	Quantity	Part Ref	Min Order	Notes
220R 0805 Resistor	RS 223‑0332	2 off	R4, R5	50
10K 0805 Resistor	RS 740‑9072	4 off	R1-R3, R6	50

Capacitors

Part Description	Supplier	Quantity	Part Ref	Min Order	Notes
100nf 0805 Multilayer Ceramic Capacitor	RS 464‑6688	4 off	C1, C4-C6	50	working voltage ≥ 10V
10uF 0805 Multilayer Ceramic Capacitor	RS 846‑7313	2 off	C2-C3	50	working voltage ≥ 10V

Semiconductors

Part Description	Supplier	Quantity	Part Ref	Min Order
XC9572XL-10VQG44C	Farnell 2831287	1 off	U1	1
SN74LS08D 14-pin SOIC	RS 663‑2375	1 off	U2	5
Green 0805 LED	RS 861‑0037	2 off	D1-D2	50

Sockets / Connectors

Part Description	Supplier	Quantity	Part Ref	Min Order	Notes
2x20 way 0.1" female PCB header	Farnell 2827916	1 off	P1	1
1x2 / 1x3 / 1x6 way right angle 0.1" male PCB header (low profile)	RS 251‑8654	1 off	P2,P3,P6	10	part is 36-way, break as required
1x2 way 0.1" female PCB header	Farnell 2827907	1 off	P4	1	cut as required
1x6 way Molex KK 254 7478 right angle PCB Header	RS 679‑5473	1 off	P5	10

Miscellaneous

Part Description	Supplier	Quantity	Part Ref	Min Order	Notes
SPST Momentary Action Tactile Switch	RS 758‑1941	4 off	SW1-SW4	20
11mm M2.5 threaded spacers	CPC PC01988	4 off		50

Cable assembly

Part Description	Supplier	Quantity	Min Order
1x6 Molex KK 254 2695 connector housing	RS 679-5391	1 off	10
Molex KK 254 2759 crimp terminal contacts	RS 172-9178	6 off	100
6 way DIN plug	CPC CN00039	1 off	1
6 core flexible security/alarm cable	local electrical shop	1M

You can just about attach the crimp connectors to the cable with pliers, but I would not want to do this for 10 sets of cable. I ended up buying this tool from Amazon: https://www.amazon.co.uk/gp/product/B002AVVO7K