资料介绍
RTL8139cl_102_11
2
3
4
5
6
7
8
XTALFB CLKOUT VDD R1 1K VDD VDD
VDD
DC1 0.1U L3 ISOB
A
DC2 0.1U
DC3 0.1U
DC4 0.1U
DC5 0.1U
DC6 0.1U
DC7 0.1U
DC8 0.1U
L1 BEAD
L2 BEAD
BEAD
A
GND C2 GND 0.1U 0.1U R5 R4 LED1 LED0 R3 510 RXINGND 510 RXIN+ 0.1U GND ISOB C3 GND C1 VDD R2 Reserved R6 CSTSCHG CLKRUNB R7 510 TXDTXD+ GND LED2 LED1 LED0 ISOB TXDTXD+ GND RTSET GND RXINRXIN+ X2 X1 GND GND VDD VDD GND CKRNB 1.69K VDD R8 1.69K 50
OTHER GND OF U1
LED2
DE-COUPLE CAPS OF RTL8139C/C(L)+ MUST BE PLACED AS CLOSE TO CHIP AS POSSIBLE.(INCLUDING C1,C2,C3)
U1/58
U1/109 VDD
B
B
102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
U1
DC9 0.1U
DC10 0.1U
MD5 MD6 MD7 LED0 LED1 LED2 VDD ISOLATEB NC GND TXD+ TXDVDD WEB OEB RXIN+ RXINGND RTSE