ABCDEFGHIJKLMNOPQRST
1
 HydraFabber CNC Mill Spindle Electronics BOM
2
3
Vendor Part # QTY Description Unit CostTotal Cost Notes
4
5
DigiKey ATMEGA88-20AU-ND1ATMega88$3.76$3.76
6
 296-6857-5-ND1 DIFF. BUS TRANSCEIVER$0.75$0.75
7
 LM2940IMP-5.0CT-ND15V 1A VOLTAGE REGULATOR$1.83$1.83
8
SW262CT-ND1TACTILE SWITCH$0.64$0.64
9
160-1169-1-ND7 LED, GREEN$0.06$0.42step, dir, and power indicators.
10
160-1167-1-ND1LED, RED$0.064$0.07
11
PCE3517CT-ND1 68uF CAPACITOR$0.325$0.33
12
399-1248-1-ND1 100nF CAPACITOR$0.061$0.06
13
399-3498-1-ND1470nF CAPACITOR$0.394$0.79
14
311-0.0ERCT-ND1 0 OHM RESISTOR$0.034$0.04
15
P120FCT-ND1120 OHM RESISTOR$0.099$0.1 optional RS-485 termination
16
P560ECT-ND8 560 OHM RESISTOR$0.08$0.64
17
P20.0KFCT-ND220K OHM RESISTOR$0.099$0.2
18
19
Mouser 538-15-91-006012x3 PIN HEADER$0.65$0.65programming header
20
538-15-91-208042x4 PIN HEADER$0.91$3.64
21
815-ABLS-16-B21 16 MHZ CRYSTAL, 20PF LOAD$0.45$0.45
22
581-12065A6R8CAT2A26.8pF CAPACITOR$0.35$0.7 crystal load
23
649-71600-008LF42x4 PIN RECEPTACLE$0.6$2.4
24
25
TOTAL$11.156$17.47
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95