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AD1861+OPA2365+AD9215+DAC900+ADS7822+AD DA电路DA900 PCB作品文件分享。' s6 W# }( {& D6 e2 ]) \, `
用AD画的2层板,
5 c4 \: u) b0 D0 W板子局部较密。) W U" {8 i+ @1 S; q+ j
有一定难度,
7 p. M" ^0 S6 v) ?( ` M有需要的可以看看。
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& a( @# t& W# M$ M8 L: z4 m1 j层数:2层
' [& J |" U5 U0 ~; e2 T; c用途:数模转换板5 r1 n+ w$ P$ Q# m5 q
pcb作品截图如下:
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附件:; F5 ~( z( |3 O6 T- X1 d' G1 f' K
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BOM:, T+ x- D( I1 ?7 t
Comment | Designator | Quantity | Footprint | PHONEJACK STEREO SW | Audio OUT | 1 | PHONE1 | 0.1μF | C50, C52, C53, C57, C58, C61, C62, C65, C66, C70, C71, C72, C73, C74, C75, C76, C86, C87, C89 | 19 | 0805-C | 10μF | C51, C54, C55, C56, C67, C77 | 6 | 1210-C | 104 | C59 | 1 | 0805-C | 30pF | C60, C64 | 2 | 0805-C | 10uF | C78, C79, C82, C83 | 4 | 1210-C | 0.1u | C80, C81, C84, C85 | 4 | 0805-C | 10μF | C88, C90 | 2 | 1206-C |
0 p2 P4 v6 |& R/ J' q | D50 | 1 | LED-0805-12 | 1N5822 | D70, D71 | 2 | 1210-D-12 | + z% J* ?, d6 b" c' d
| D72 | 1 | LED-0805-AK |
3 Y/ v1 \- B% S! t3 o* W | FM_455KHz, RF_CLK, RF_OUT | 3 | SMA | IDC12 | J5, J70 | 2 | IDC12 | : @, E- @/ P: i0 T5 N. x$ x4 J* x
| J52, J72, J74, J75, J76, J77 | 6 | sip2 | 5VIN | J71 | 1 | DCIN |
2 f' V/ x* z/ K; }0 x$ i+ {+ e | J73 | 1 | RAD0.2 | ADC | L50 | 1 | 1206-B | DAC | L51 | 1 | 1206-B |
0 D. u# N8 r& d( K" W | P70, P71, P72, P73 | 4 | HOLE2 | NPN | Q50 | 1 | SOT-23 | 1K | R52, R53, R54, R55, R56, R57, R61, R62, R65 | 9 | 0805-R | 470R | R58 | 1 | 0805-R | 30R | R63, R64 | 2 | 0805-R | 2K | R70 | 1 | 0805-R | 50R | R71, R72 | 2 | 1206 | POT1 | R73, R78 | 2 | 3362 | 5K1 | R74, R75, R76, R80 | 4 | 0805-R | RES2 | R77 | 1 | 0805-R | 51K | R79, R81 | 2 | 0805-R | OPA2365 | U50, U73 | 2 | SO-8 | AD9215 | U51 | 1 | SSOP-28 | DAC900 | U70 | 1 | SSOP-28 | AX1117-3.3V | U71, U72 | 2 | AMS1117 | ADS7822 | U74 | 1 | MSOP-8 | DAC7513 | U77 | 1 | MSOP-8 |
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