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2.The process supports design scales of 300 devices or 1000 pads

3.Supports simple circuit simulation

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STD Clock v1.3

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License: GPL 3.0

Creation time： 2020-02-16 03:24:12
Update time： 2022-02-23 22:17:46
Description
ATmega328 clock MoBo.
Design Drawing
schematic diagram
（ 1 / ）
PCB
（ 1 / ）
Empty
BOM
BOM download Purchase Parts
ID Name Designator Footprint Quantity
1 CR2032 B1 BATTERY-1 1
2 0.1u C1,C2,C10 0805 3
3 10u C3,C9,C7,C8 0805 4
4 47uF C4 CAP-6.3*5.5 1
5 22pF C5,C11 0805 2
6 BZV55-C5V6,115 D1 SOD-80C 1
7 SMAJ5.0A D2 SMA(DO-214AC) 1
8 LL4148 D3 LL-34_L3.7-W1.6-RD 1
9 button6*6*8.5 KEY1,KEY2,KEY3,KEY4,KEY5 KEY-TH_4P-L6.0-W6.0-P4.50 5
10 17-21SURC/S530-A2/TR8 LED1,LED3 LED-0805 2
11 5AR2ST10 LED2 LED-TH_BD5.8-P2.54-FD 1
12 Header_2.54_1x6 P1,P2,P3,P7,P8,P18 HEADER_2.54_1X6 6
13 Header_2.54_1x4 P4,P15,P17 HEADER_2.54_1X4 3
14 Header_2.54_1x5 P5,P6 HEADER_2.54_1X5 2
15 Header_2.54_1x3 P9,P10,P11,P12,P13 HEADER_2.54_1X3 5
16 PWR P14 HEADER_2.54_1X2 1
17 Header_2.54_1x2 P16,P22 HEADER_2.54_1X2 2
18 BTN P19 HEADER_2.54_1X2 1
19 5V P20 HEADER_2.54_1X2 1
20 Header-Male-2.54_1x1 P21 HDR-1X1/2.54 1
21 SI2307A Q1,Q2,Q3,Q5 SOT-23 4
22 SI2302-TP Q4,Q6 SOT-23(SOT-23-3) 2
23 GL5528 R1 RES-PHOTO_CDS 1
24 4.7k R2,R4,R6 0805 3
25 10k R3,R7,R8,R9,R10,R11,R12,R13,R14,R27,R29,R33,R35 0805 13
26 2.2k R5 0805 1
27 1k R15,R16,R17,R18,R19,R20,R21,R22,R23,R24,R25,R26,R28,R30,R31,R32,R34,R36,R37,R38,R39,R40,R41 0805 23
28 Flash SW1 SWITCH-3X6X2.5_SMD 1
29 ATMEGA328P-PU U1 DIP-28_L34.6-W7.3-P2.54-LS10.2-BL 1
30 DS3231 U2 SOIC-16_300MIL 1
31 AMS1117-3.3 U3 SOT-223 1
32 DS18B20 U4 TO-92-3_3PIN-L4.70-W3.70-PITCH1.27-T 1
33 TM1640 U7 SOP-28_300MIL 1
34 TYPE-C-31-M-16 USB1 TYPE-C-31-M-16 1
35 16MHz X1 49S-CRYSTAL 1

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