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SN74LS112AD+SN74HC161D+AU9254+74LV14+2410+电子桌牌底板原理图+PCB作品文件分享。
8 m1 o# P7 f$ z, v( d( ]用AD画的两层板,
1 H; P4 z0 ^4 S4 F7 U) i- {* g$ d电子桌牌底板,
5 e- e/ ~0 | ]' j; J板子很简单,适合入门,有需要的可以看看。" Y j1 H1 M* ^
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层数:2层
6 H5 i l: S5 |用途:电子桌游底板
0 C% i' m" L7 R; s# Spcb作品截图如下:# [& u3 ]- ]" t
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0 z% U5 F( n, h9 v/ b( x2 y附件:
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BOM:
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7 C6 a. l: d, B$ k, |5 k0 AComment | Designator | Quantity | Footprint | 104 | C1, C2, C3, C6, C7, C35, C41, C42, C44, C46, C47, C51, C52, C53, C56, C57 | 16 | 0805C | 10UF | C4, C5, C39, C40, C49, C50 | 6 | A/B | 103 | C33 | 1 | 0805C | 220UF | C34 | 1 | FA220 | 100UF | C38 | 1 | D | 39P | C43, C45 | 2 | 0805C | 10uF/16V | C48 | 1 | A/B | 3.3nF | C54, C58 | 2 | 0805C | 330pf | C55 | 1 | 0805C | SK24 | D1, D3 | 2 | M7 | p6ke15ca | D2 | 1 | DIODE1 | 1N4148 | D4, D5, D6 | 3 | DIODE2 | 1N4148 SHORT | D7 | 1 | DIODE2 | RJ-45网口 | ETHERNET1 | 1 | RJ45 | SWITCH | K1 | 1 | SWITCH NEW | 33uH | L1 | 1 | 101 | P42 | LCD1, LCD2 | 2 | PFC40P | 发光二极管 | LED2 | 1 | DIODE2 | P3 | P1 | 1 | P3 | P3 | P2, P3, P5, P6 | 4 | YIXING | P4 | P4 | 1 | touch | 电源插座 | PWR1 | 1 | POWER | NMOS 3904 | Q1, Q3 | 2 | MYSOT23 | PMOS 3906 | Q2, Q4 | 2 | MYSOT23 | 22R | R3 | 1 | 0805R | 22 | R4, R28, R29, R30, R31, R38, R39, R49, R55, R63, R65 | 11 | 0805R | 10k | R21, R22, R23, R37, R43 | 5 | 0805R | 1k | R24, R34 | 2 | 0805R | 3.3K | R25 | 1 | 0805R | 18K | R26, R32, R36, R40 | 4 | 0805R | 1.5K | R27 | 1 | 0805R | 18K NC | R33 | 1 | 0805R | 1M | R35 | 1 | 0805R | 10K | R41, R42 | 2 | 8P4R | 470 | R44 | 1 | 0805R | 4.7k | R45, R46, R47, R48 | 4 | 0805R | 100 | R64 | 1 | 0805R | 8.2 | R66, R70 | 2 | 0805R | SW_PUSH2 | RESET1 | 1 | BUTTON | SD卡 | SD | 1 | SD CARD | 3V | SOCK1 | 1 | DIANCI | SN74LS112AD | U1 | 1 | SO16 | SN74HC161D | U2 | 1 | SO16 | 7SN4lLVC08AD | U3 | 1 | SO14 | LM1117-33 | U4, U6, U9 | 3 | SOT223 | TPS5420 | U5 | 1 | SO8 | AU9254 | U7 | 1 | SSOP28 | 74LV14 | U8 | 1 | SO14 | 2410 | U10 | 1 | 2410 | 5 l/ ?) \3 `8 Q$ O& s% g8 X
| U11 | 1 | SOL-16 | USB | USB1 | 1 | 2USB | 12M晶振 | X2 | 1 | XTAL1 |
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