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原理图(LAN8720-ETH-Board-Schematic).pdf
Schematic Prints("All Documents",Physical)
LAN8720 ETH Board.SchDoc("LAN8720 ETH Board")
Components
C1
C1-1
C1-2
C2
C2-1
C2-2
C3
C3-1
C3-2
C4
C4-1
C4-2
C5
C5-1
C5-2
C6
C6-1
C6-2
C7
C7-1
C7-2
L1
L1-1
L1-2
logo1
luosihole S1
luosihole S1-0
luosihole S2
luosihole S2-0
OSC1
OSC1-1
OSC1-2
OSC1-3
OSC1-4
P1
P1-1
P1-2
P1-3
P1-4
P1-5
P1-6
P1-7
P1-8
P1-9
P1-10
P1-11
P1-12
P1-13
P1-14
P2
P2-1
P2-2
P2-3
P2-4
P2-5
P2-6
P2-7
P2-8
P2-9
P2-10
P2-11
P2-12
P2-13
P2-14
P3
P3-1
R1
R1-1
R1-2
R2
R2-1
R2-2
R3
R3-1
R3-2
R4
R4-1
R4-2
R5
R5-1
R5-2
R6
R6-1
R6-2
R7
R7-1
R7-2
R8
R8-1
R8-2
R9
R9-1
R9-2
R10
R10-1
R10-2
R11
R11-1
R11-2
R12
R12-1
R12-2
R13
R13-1
R13-2
R14
R14-1
R14-2
R15
R15-1
R15-2
R16
R16-1
R16-2
R17
R17-1
R17-2
U1
U1-1
U1-2
U1-3
U1-4
U1-5
U1-6
U1-7
U1-8
U1-9
U1-10
U1-11
U1-12
U1-13
U1-14
U1-15
U1-16
U1-17
U1-18
U1-19
U1-20
U1-21
U1-22
U1-23
U1-24
Nets
AVDD
Pins
C1-2
C5-2
C6-2
L1-1
P1-4
P1-5
P1-9
P1-12
R1-2
R2-2
R3-2
R4-2
U1-1
U1-19
NetLabels
AVDD
CLK50
Pins
OSC1-3
R12-2
R14-2
NetLabels
CLK50
CRS_DV
Pins
P2-7
R10-2
NetLabels
CRS_DV
CRS_DV
GND
Pins
C1-1
C2-1
C3-1
C4-1
C5-1
C6-1
C7-1
OSC1-2
P2-3
P2-4
R15-2
R17-2
U1-0
GND_J48
Pins
luosihole S1-0
luosihole S2-0
P1-7
P1-8
P1-13
P1-14
R17-1
NetLabels
GND_J48
LED1
Pins
R6-2
U1-3
NetLabels
LED1
LED1
LED2
Pins
R8-2
U1-2
NetLabels
LED2
LED2
MDC
Pins
P2-5
U1-13
NetLabels
MDC
MDC
MDIO
Pins
P2-6
R13-1
U1-12
NetLabels
MDIO
MDIO
NetU1_4
Pins
U1-4
NetR15_1
Pins
R15-1
U1-24
NetR10_1
Pins
R10-1
U1-11
NetR7_1
Pins
R7-1
U1-8
NetR5_1
Pins
R5-1
U1-7
NetP2_13
Pins
P2-13
NetP1_11
Pins
P1-11
R8-1
NetP1_10
Pins
P1-10
R6-1
NetOSC1_1
Pins
OSC1-1
NRST
Pins
C7-2
R16-1
U1-15
NetLabels
NRST
NRST
OSCIN
Pins
R14-1
U1-5
NetLabels
OSCIN
R_RXCLK
Pins
P2-8
R11-1
R12-1
NetLabels
R_RXCLK
R_RXCLK
RD_N
Pins
P1-6
R1-1
U1-22
NetLabels
RD_N
RD_P
Pins
P1-3
R2-1
U1-23
NetLabels
RD_P
REFCLKO
Pins
R11-2
U1-14
NetLabels
REFCLKO
RXD0
Pins
P2-10
R7-2
NetLabels
RXD0
RXD0
RXD1
Pins
P2-9
R5-2
NetLabels
RXD1
RXD1
RXER
Pins
R9-1
U1-10
NetLabels
RXER
TD_N
Pins
P1-2
R3-1
U1-20
NetLabels
TD_N
TD_P
Pins
P1-1
R4-1
U1-21
NetLabels
TD_P
TX_EN
Pins
P2-12
U1-16
NetLabels
TX_EN
TX_EN
TXD0
Pins
P2-11
U1-17
NetLabels
TXD0
TXD0
TXD1
Pins
P2-14
U1-18
NetLabels
TXD1
TXD1
VCC
Pins
C4-2
L1-2
OSC1-4
P2-1
P2-2
R9-2
R13-2
R16-2
U1-9
VDDCR
Pins
C2-2
C3-2
P3-1
U1-6
NetLabels
VDDCR
PIR102
PIR102
COR1
PIR101
PIR101
PIR202
PIR202
COR2
PIR201
PIR201
PIR302
PIR302
COR3
PIR301
PIR301
PIR402
PIR402
COR4
PIR401
PIR401
COR5
PIR502
PIR502
COR7
PIR702
PIR702
PIR501
PIR501
PIR701
PIR701
COR9
PIR902
PIR902
COR10
PIR1002
PIR1002
PIR901
PIR901
PIR1001
PIR1001
NLRXER
NLnRST
NLREFCLKO
COU1
PIU107
PIU107
PIU108
PIU108
PIU1018
PIU1018
PIU1017
PIU1017
PIU1010
PIU1010
PIU1011
PIU1011
PIU1016
PIU1016
PIU1015
PIU1015
PIU1014
PIU1014
PIU1013
PIU1013
NLR0RXCLK
COR11
PIR1101
PIR1101
COR12
PIR1201
PIR1201
PIR1102
PIR1102
PIR1202
PIR1202
COOSC1
PIOSC104
PIOSC104
PIOSC103
PIOSC103
NLCLK50
COR14
PIR1402
PIR1402
PIR1401
PIR1401
NLOSCIN
PIU104
PIU104
PIU105
PIU105
PIOSC101
PIOSC101
PIOSC102
PIOSC102
PIU100
COP2
PIP201
PIP201
NLMDC
NLCRS0DV
NLRXD1
NLTXD0
PIP203
PIP203
PIP205
PIP205
PIP207
PIP207
PIP209
PIP209
PIP2011
PIP2011
PIP2013
PIP2013
PIP202
PIP202
PIP204
PIP204
PIP206
PIP206
PIP208
PIP208
PIP2010
PIP2010
PIP2012
PIP2012
PIP2014
PIP2014
NLMDIO
NLRXD0
NLTX0EN
NLTXD1
PIU1021
PIU1021
PIU1020
PIU1020
PIU1023
PIU1023
PIU1022
PIU1022
PIU103
PIU103
PIU102
PIU102
PIU101
PIU101
PIU1019
PIU1019
PIU1012
PIU1012
PIU109
PIU109
PIU106
PIU106
PIU1024
PIU1024
PIR1501
PIR1501
PIR1502
PIR1502
PIR1602
PIR1602
COR16
PIR1601
PIR1601
PIC702
PIC702
PIC701
PIC701
COC7
COR15
NLLED1
NLLED2
NLAVDD
NLVDDCR
PIC202
PIC202
PIC201
PIC201
COC2
COL1
PIL101
PIL101
PIL102
PIL102
COR13
PIR1301
PIR1301
PIR1302
PIR1302
PIC302PIP301
PIC302
PIP301
COP3
COC3
PIC301
PIC301
PIC402
PIC402
PIC401
PIC401
COC4
PIC102
PIC102
PIC101
PIC101
COC1
PIC502
PIC502
PIC501
PIC501
COC5
PIC602
PIC602
PIC601
PIC601
COC6
NLTD0P
NLTD0N
NLRD0P
NLRD0N
COP1
PIP101
PIP101
PIP104
PIP104
PIP102
PIP102
PIP103
PIP103
PIP105
PIP105
PIP106
PIP106
PIP107
PIP107
PIP108
PIP108
PIP1013
PIP1013
PIP1014
PIP1014
NLGND0J48
PIP109
PIP109
COR6
PIP1010
PIR601
PIP1010PIR601
PIR602
PIR602
PIP1012
PIP1012
COR8
PIP1011
PIR801
PIP1011PIR801
PIR802
PIR802
COR17
PIR1701
PIR1701
PIR1702
PIR1702
PIluosihole S100
PIluosihole S100
COluosihole S1
PIluosihole S200
PIluosihole S200
COluosihole S2
COlogo1
11223344DDCCBBAATitleNumberRevisionSizeA4Date:2014/4/11Sheet ofFile:E:\PCB\..\LAN8720 ETH Board.SchDocDrawn By:VDD2A1LED2/nINTSEL2LED1/REGOFF3XTAL24XTAL1/CLKIN5VDDCR6RXD1/MODE17RXD0/MODE08VDDIO9RXER/PHYAD010CRS_DV/MODE211MDIO12MDC13nINT/REFCLKO14nRST15TXEN16TXD017TXD118VDD1A19TXN20TXP21RXN22RXP23RBIAS24U1LAN8720A/LAN8720Ai88G+9TD+1TD-2CTTD4CTRD5RD+3RD-677G-10Y-11Y+1213131414P1net_portGND1357911132468101214P2Header 7x2R1433RNC1GND2Output3VCC4OSC150MHzGNDVCCGNDGND12.1KR15GND470pFC2105C3GND104C4VCCVCCFBL1104C5104C6AVDDGNDAVDD1.5KR13MDCCRS_DVRXD1TXD0MDIOOSCINRXD0TX_ENTXD1RXERCRS_DVTX_ENnRSTMDCTXD1TXD0RXD1RXD0TX_ENMDCCRS_DVOSCINMDIOMDIO332RR6332RR8LED1LED2LED1LED24.7KR16104C7GNDVCCVCCnRST0.022uFC1GNDAVDD33RR11REFCLKOCLK5033RR12R_RXCLKR_RXCLK10RR510RR710RR910RR1049.9 Ohms 1.0%R149.9 Ohms 1.0%R249.9 Ohms 1.0%R349.9 Ohms 1.0%R4AVDDTXD1TXD0RXD1RXD00RR17GND_J48VDDCRGND_J48GND_J48AVDDAVDDTD_PTD_NRD_NRD_PVCCaveshareW
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