by tep392 » March 30th, 2024, 2:07 pm
Here is the BOM. Most of the parts are available from Digikey and I have included those p/n's. There are a few obsolete IC's but those should be available from Unicorn Electronics. Sorry about the formatting. I tried attaching a PDF and TXT file, but it wasn't allowed for some reason.
ID Qty Desc Part Number ** Notes
C3, C14 2 0.001uf BC1089CT-ND Ceramic
C19 1 0.015uf 338-4422-ND Film
C7 1 0.01uf BC2662CT-ND Ceramic
C6,C9,C15,C18 4 0.033uf 399-18287-ND Metalized Polypropylene
C2 1 0.1uf 1572-1011-ND Metalized Polypropylene
C1,C8,C10 3 1uf 478-8952-1-ND Tantalum
C4,C5,C11,C12,C16,C17 6 22 uf 478-6015-ND Tantalum
C13 1 50 pf C323C510JAG5TA-ND Ceramic
SC 18 0.1uf BC2665CT-ND Ceramic
VR1 1 2k 3006P-202-ND Trimpot multi-turn
R8 1 100 CF12JT100RCT-ND 1/2W 5%
R18,R19 2 470 CF12JT470RCT-ND 1/2W 5%
R17 1 1.5k 1.5KWCT-ND 1W 5%
R4,R9,R15,R21,R22 5 10k CF12JT10K0CT-ND 1/2W 5%
R3 1 2.2k CF12JT2K20CT-ND 1/2W 5%
R10,R12 2 200k CF12JT200KCT-ND 1/2W 5%
R2 1 3.3k CF12JT3K30CT-ND 1/2W 5%
R11,R13 2 39k CF12JT39K0CT-ND 1/2W 5%
R5,R6,R14,R16 4 4.7k CF12JT4K70CT-ND 1/2W 5%
R7 1 47k CF12JT47K0CT-ND 1/2W 5%
R20 1 8.2k CF12JT8K20CT-ND 1/2W 5%
R (back of board) 1 2.7k CF12JT2K70CT-ND 1/2W 5%
XTAL 1 2.4576 Mhz CR2.4 (UE) Unicorn Electronics
D1,D2 2 1n4004 641-1311-1-ND
D3 1 1n4733 5.1vz 1N4733AFS-ND
Q1 1 EN2907 Transistor 1514-PN2907APBFREE-ND
A, B, X 3 SN74LS161AN 296-1646-5-ND
C 1 7406N 296-1435-5-ND
D 1 LM565CN LM565N (UE) Unicorn Electronics
E 1 LM741 CA741CG 296-39028-5-ND
F, U 2 SN74LS74N 296-1668-5-ND
G 1 DM74LS20N 296-3670-5-ND
H 1 MC1488L 296-1404-5-ND
J 1 MC1489L 296-9602-5-ND
K 1 MC6850P 6850 (UE) Unicorn Electronics
L 1 AY-5-1013A AY3-1015 (UE) Unicorn Electronics
M 1 CD4018Be 296-14236-ND
N 1 SN74LS153N 296-3654-5-ND
P, A1 2 SN74LS00N 296-1626-ND
Q, R 2 74LS30PC 296-3693-5-ND
S 1 SN74LS138N 296-1639-5-ND
T 1 SN74LS38N 296-1664-5-ND
V, B1, C1 3 SN74LS02N 296-1627-5-ND
W 1 DM74LS04N 296-1629-5-ND
Y 1 SN74LS393N 296-1665-5-ND
Z 1 SN74LS107N 296-33952-5-ND
D1, E1 2 SN74LS75N 296-3744-5-ND
F1, G1 2 SN74LS244N 296-1653-5-ND
H1 1 LM311N 296-1389-5-ND
VR-1 1 UA 7805 497-1443-5-ND
VR-2 1 79M12 AUC MC79M12BTGOS-ND
VR-3 1 7812 LM340-12 497-1452-5-ND
RELAY 1 SPDT Relay 2449-J1071CS9VDC.36-ND
IDC 1 26pos R/A Header MHR26N-ND
SK-1 1 7 switch DIP CT2067-ND
SW-1 1 4 Switch DIP CT206124-ND
P-2 1 10pos Molex R/A header 0026603100-ND
1 18pos DIP fork header A133-ND
1 Molex Female Housing WM1572-ND
10 Crimp Pins WM2300-ND
1 Heat Sink HS278-ND
2 8P DIP Socket ED3044-5-ND
20 14P DIP Socket ED3045-5-ND
8 16P DIP Socket ED3046-5-ND
3 20P DIP Socket ED3054-5-ND
1 24P DIP Socket ED3051-5-ND
1 40P DIP Socket ED3048-5-ND
** All P/N's are Digikey except where noted