Bill Of Material

The following list of parts has been built from items available on Digikey as of July 2015. The quantities are calculated to produce one Fibonacci Clock v1.2 circuit board.

Part Number

Qty

Description

Image

ATMEGA328P-PU-ND

1

IC MCU 8BIT 32KB FLASH 28DIP

DS1307+-ND

1

IC RTC CLK/CALENDAR I2C 8-DIP

450-1158-ND

4

SWITCH TACTILE SPST-NO 0.05A 24V

MC7805CT-BPMS-ND

1

IC REG LDO 5V 1.5A TO220

P5138-ND

1

CAP ALUM 100UF 20% 16V RADIAL

493-1057-ND

1

CAP ALUM 10UF 20% 25V RADIAL

732-5010-ND

1

WL-TMRC THT LED ROUND COLOR DIFF

1125-1186-ND

1

LED GRN 572NM DIFF 3MM RND

10KQBK-ND

5

RES 10K OHM 1/4W 5% AXIAL

CF14JT2K20CT-ND

2

RES 2.2K OHM 1/4W 5% CARBON FILM

220QBK-ND

2

RES 220 OHM 1/4W 5% AXIAL

BK-890-ND

1

RETAINER COIN 12MM W/PC PINS

CTX1085-ND

1

CRYSTAL 16.0000MHZ 18PF T/H

535-9034-ND

1

CRYSTAL 32.7680KHZ 12.5PF T/H

CP-002A-ND

1

CONN POWER JACK 2.1MM

ED2741-ND

1

TERMINAL BLOCK 3.5MM 3POS PCB

HS106-ND

1

HEAT SINK TO-220 .375" COMPACT

609-3263-ND

1

CONN HEADER 6POS .100 STR TIN

AE9986-ND

1

CONN IC DIP SOCKET 8POS TIN

ED3050-5-ND

1

CONN IC DIP SOCKET 28POS TIN

450-1650-ND

1

SWITCH TACTILE SPST-NO 0.05A 24V

478-3162-ND

2

CAP CER 22PF 200V 10% RADIAL

399-4264-ND

3

CAP CER 0.1UF 50V 10% RADIAL

SW260-ND

1

CAP TACTILE SQUARE RED

SW259-ND

1

CAP TACTILE SQUARE WHITE

SW957-ND

1

CAP TACTILE SQUARE GREEN

SW455-ND

1

CAP TACTILE SQUARE BLACK

LED Pixels Strip

The LED pixels strip must be built with addressable LED based on the WS2811 LED controller chip. You can find these on eBay or Amazon.

Power Adapter

To power the clock you need a 6V power adapter providing at least 800mA with a 2.1x10mm power connecter.