DS2406+RTL8201CL+SN74LVC244ADB+USB红外线以太网外设板 原理图+PCB作品文件分享。

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DS2406+RTL8201CL+SN74LVC244ADB+USB红外线以太网外设板 原理图+PCB作品文件分享。
  b; `. C% v8 @" e# `# j. N: k9 a用AD画的4层板，
1 K5 f3 K0 E3 \  nUSB红外线以太网外设板，
; ~& |7 e+ f9 K5 I4 H板子很简单，
布局布线很清晰，
. z. D+ B9 @1 E3 p$ E画的很漂亮，
# i6 j; h* Z; ~% X1 g% x$ p# j; [) a有需要的可以看看。

层数：4层
用途：USB红外
pcb作品截图如下：
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附件：

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BOM：

Quantity	Comment	Designator	Footprint
4	75R 1%	R33, R34, R35, R36	RESC1005-STAR
4	49R9 1%	R8, R9, R14, R15	RESC2012-STAR
2	1R 1%	R29, R30	RESC2012-STAR
1	10R 1%	R28	RESC2012-STAR
1	10M 1%	R39	RESC3216
1	5K6 1%	R41	RESC1005-STAR
20	4K7 1%	R1, R2, R3, R4, R5, R6, R7, R10, R11, R12, R17, R19, R20, R21, R24, R25, R43, R45, R46, R47	RESC1005-STAR
5	470R 1%	R18, R22, R23, R26, R27	RESC1005-STAR
1	2K7 1%	R40	RESC1005-STAR
1	27R 1%	R44	RESC1005-STAR
2	270R 1%	R31, R32	RESC1005-STAR
2	1K 1%	R13, R16	RESC1005-STAR
1	10K 1%	R42	RESC1005-STAR
2	0R 5%	R37, R38	RESC1005-STAR
4	10uF 20V	C3, C12, C27, C28	CAPC3528-STAR
2	4.7nF 250V	C21, C22	CAPM7163
12	0.1uF 25V	C4, C5, C6, C7, C10, C11, C13, C14, C15, C16, C17, C19	CAPC1005-STAR
4	22pF 50V	C8, C9, C31, C32	CAPC1005-STAR
1	10nF 16V	C2	CAPC1005-STAR
7	0.1uF 16V	C1, C23, C24, C25, C26, C29, C30	CAPC1005-STAR
2	4.7uF 16V	C18, C20	CAPC2012-STAR
2	22uH 250mA 0.71R	L1, L2	INDC3225
1	25 MHz	Y1	XTAL_HC49SMD
1	24MHz	Y2	XTAL-200X126-4
1	TS6121C	T1	SOIC127P910-16-TX
1	TFDU6102	U4	TFDU6102
4	RED	LED1, LED3, LED5, LED6	LED2012-STAR
3	GREEN	LED2, LED4, LED7	LED2012-STAR
1	NUP2201MR6T1G	U5	TSOP95P275-6
1	SN74LVC244ADB	U3	SOP65P780-20
1	RTL8201CL	U2	TSQFP50P900X900-48
1	CY7C68001-56LFC	U7	QFN50P800X800_HS-57
1	MAX6315US26D1	U6	SOT143
1	DS2406	U1	TSOC6
1	USB B HEADER	J1	440119
1	MOLEX - 54075-1009	HDR1	54075
1	1X3_127 Socket	J3	MHDR1X3_127
1	RJ45 HEADER	J2	15-43-6233

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xixihahaheihei

谢谢分享

韩太有才

你好，请教一下以太网插座进来的那段差分线，如何做阻抗匹配的？
6 J" \" T3 F$ t  |, `' i

Lee123

111111111111

jinshan010

( b( ?) U- L* z$ C; r3 ^谢谢分享