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THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
R8445 1K
OPT
EPHY_RDP
TR0N
EPHY_TDN
R8417
49.9
LAN2_HUB
C8426
0.1uF
R8446
1K
OPT
R8452 1K
OPT
C8411
0.1uF
P4MODE0
R8459
470
OPT
LAN_ACT0
R8464 1K
OPT
LAN_ACT3
ETNHUB_AVDD33
PHY2PRXD3
C8430
2.2uF
25V
R8411
49.9
1%
GXFULL
Q8401
2SC3052
E
B
C
EN_AUTOXOVER
C8407
0.1uF
AUTO_NEGO
C8429
0.1uF
C8415
0.1uF
C8413
0.1uF
R8448 1K
OPT
R8409
10K
EPHY_RDN
C8412
0.1uF
ETNHUB_EPHY_RXIP2
EPHY_ACTIVITY
R8407
10K
R8432
330
LAN2_HUB
C8435
0.1uF
16V
C8436
0.1uF
R8419
49.9
LAN2_HUB
L8406
BLM18PG121SN1D
C8422
0.1uF
C8445
0.1uF
LAN2_HUB
L8404
CIS21J121
GYFULL
ETNHUB_EPHY_TXON2
R8413
49.9
1%
C8419
0.1uF
16V
LAN_ACT2
R8444 1K
OPT
C8417
0.1uF
+3.5V_ST
ETNHUB_EPHY_RXIN3
ETNHUB_AVDD18
P4MODE1
C8406
0.1uF
L8408
CIS21J121
LAN2_HUB
R8471
10K
OPT
L8403
BLM18PG121SN1D
R8406
2K
EPHY_LINK
ETNHUB_EPHY_RXIP3
C8400
2.2uF
25V
C8433
0.1uF
IC8400
MP20045DQ-LF-Z
3
VOUT_1
2
VIN_2
4
VOUT_2
1
VIN_1
5
FB
6
GND
7
PG
8
EN
9
EP[GND]
C8421
0.1uF
LD8400
A2[RD]
C
A1[GN]
R8431
330
R8450 1K
OPT
C8424
0.1uF
ETNHUB_AVDD33
TR0P
GXSPD
GXMODE
ETNHUB_EPHY_RXIN2
C8444
0.1uF
LAN2_HUB
R8454 1K
OPT
ETNHUB_DVDD33
C8423
0.1uF
C8420
0.1uF
ETNHUB_AVDD33
R8443 1K
OPT
ETNHUB_EPHY_TXOP3
C8410
0.1uF
C8427
0.1uF
C8432
0.1uF
C8443
0.1uF
LAN2_HUB
R8412
49.9
1%
REALTEK_WOL
DISDUALMII
C8414
0.1uF
R8460
1K
OPT
R8428
330
R8410
0
ETNHUB_DVDD33
ETNHUB_AVDD18
R8462
470
OPT
TR1N
C8446
0.1uF
LAN2_HUB
R8414
49.9
1%
L8400
CIC21J501NE
LD8401
A2[RD]
C
A1[GN]
C8442
0.1uF
LAN2_HUB
EPHY_TDP
C8401
0.1uF
16V
LAN_LINK0
R8469
10K
OPT
ETNHUB_AVDD18
R8453 1K
OPT
R8418
49.9
LAN2_HUB
ETNHUB_DVDD18
R8429
330
Q8400
RSR025P03
S
D
G
R8470
10K
OPT
ETNHUB_DVDD18
LD8404
LAN2_HUB
A2[RD]
C
A1[GN]
R8457 1K
OPT
LAN_LINK2
C8418
0.1uF
PHY2PRXDV
ETNHUB_DVDD33
R8468
10K
OPT
ETNHUB_DVDD33
LD8405
LAN2_HUB
A2[RD]
C
A1[GN]
R8463
470
OPT
ETNHUB_EPHY_TXOP2
R8416
49.9
LAN2_HUB
TR1P
R8447 1K
OPT
R8404
10K
ETNHUB_DVDD33
DUP3_GYMODE
ETNHUB_EPHY_TXON3
R8433
330
LAN2_HUB
R8461
1K
OPT
R8430
330
LD8402
A2[RD]
C
A1[GN]
C8447
0.1uF
LAN2_HUB
ETNHUB_AVDD18
GYSPD
R8405
10K
OPT
R8408
100K
C8405
0.1uF
R8451 1K
OPT
LD8403
A2[RD]
C
A1[GN]
L8407
BLM18PG121SN1D
C8404
22uF
10V
C8416
22uF
10V
C8402
22uF
10V
C8403
22uF
10V
IC8401
RTL8306G
1
AVDD18_1
2
RXIN[0]
3
RXIP[0]
4
AGND_1
5
TXOP[0]
6
TXON[0]
7
AVDD18_2
8
AVDD18_3
9
TXON[1]
10
TXOP[1]
11
AGND_2
12
RXIP[1]
13
RXIN[1]
14
AVDD18_4
15
AVDD18_5
16
RXIN[2]
17
RXIP[2]
18
AGND_3
19
TXOP[2]
20
TXON[2]
21
AVDD18_6
22
AVDD18_7
23
TXON[3]
24
TXOP[3]
25
AGND_4
26
RXIP[3]
27
RXIN[3]
28
AVDD18_8
29
AVDD18_9
30
RXIN[4]
31
RXIP[4]
32
AGND_5
33
TXOP[4]
34
TXON[4]
35
AVDD18_10
36
ITEST1
37
ITEST2
38
ITEST3
39
DGND_1
40
RESET#
41
ITEST4
42
DISDUALMII(MODESET4)
43
DVDD18_1
44
P4MODE[1](MODESET3)
45
P4MODE[0](MODESET2)
46
P4FLCTRL/CPU_INTERRUPT#
47
P4SPDSTA
48
P4DUPSTA/HOME_CRS
49
P4LNKSTA#
50
DGND_2
51
MTXC/PRXC/CTRL_REFCLK1
52
M(R)TXEN/PRXDV
53
DVDD18_2
54
M(R)TXD[0]/PRXD[0]/LEDMODE[0]
55
M(R)TXD[1]/PRXD[1]/LEDMODE[1]
56
MTXD[2]/PRXD[2]/P4IRTAG[0]
57
MTXD[3]/PRXD[3]/P4IRTAG[1]
58
MCOL/PCOL
59
MRXC/PTXC/REFCLK1
60
MRXDV/PTXEN/CRSDV
61
M(R)RXD[0]/PTXD[0]
62
DVDD33_1
63
M(R)RXD[1]/PTXD[1]
64
DGND_3
65
ITEST5
66
MRXD[2]/PTXD[2]
67
MRXD[3]/PTXD[3]
68
SEL_MIIMAC#/DISDSPRI
69
EN_AUTOXOVER
70
DVDD18_3
71
EN_RST_BLNK
72
ITEST6
73
PHY2PRXD[0]/M(R)2TXD[0]/ENEEPROM
74
SCL_MDC
75
SDA_MDIO
76
PHY2PRXD[1]/M(R)2TXD[1]/GXENFC
77
PHY2PRXD[2]/M2TXD[2]/GYENFC
78
PHY2PRXD[3]/M2TXD[3]/ENBKPRS
79
DGND_4
80
PHY2PRXDV/M(R)2TXEN/DISBRDCTRL
81
PHY2PRXC/M2TXC/CTRL_REFCLK2
82
PHY2PTXC/M2RXC/REFCLK2
83
DISPORTPRI[0]/PHY2PTXEN/M2RXDV/CRSDV2
84
DISPORTPRI[1]/PHY2PTXD[0]/M(R)2RXD[0]
85
DISPORTPRI[2]/PHY2PTXD[1]/M(R)2RXD[1]
86
DISPORTPRI[3]/PHY2PTXD[2]/M2RXD[2]
87
DVDD33_2
88
DISPORTPRI[4]/PHY2PTXD[3]/M2RXD[3]
89
PHY2PCOL/M2COL/LED_BLNK_TIME
90
LOOPLED#/ENDEFER
91
LED_ADD[4]/DISTAGPRI
92
LED_ACT[4]/DISHOMEPLUG
93
LED_SPD[4]/DISVLAN
94
DGND_5
95
LED_DUP[4]/SETGROUP
96
LED_ADD[3]/MODESET1
97
LED_ACT[3]/EN48PASS1
98
LED_SPD[3]/DISARP
99
LED_DUP[3]/MODESET0
100
DVDD18_4
101
LED_ADD[2]/DISLEAKY
102
DGND_6
103
LED_ACT[2]/P4ANEG
104
LED_SPD[2]/GXANEG
105
LED_DUP[2]/GYANEG
106
DVDD33_3
107
LED_ADD[1]/GXSPD100
108
LED_ACT[1]/GYSPD100
109
LED_SPD[1]/GXFULL
110
LED_DUP[1]/GYFULL
111
LED_ADD[0]/ENFORWARD
112
DGND_7
113
LED_ACT[0]/BCINDROP
114
LED_SPD[0]/MAX1536
115
LED_DUP[0]
116
CK25MOUT
117
OSCI
118
HVDD33
119
AVDD18_11
120
X1
121
X2
122
AGND_6
123
VCTRL
124
DTEST2
125
DTEST1
126
AGND_7
127
IBREF
128
AVDD18_12
GYFULL
R8425
1K
LAN_ACT0
R8420
0
GXMODE
R8436 1K
R8437
1K
NON_LAN2_HUB
R8415
1M
AUTO_NEGO
X8400
25MHz
R8442 1K
ETNHUB_AVDD18
C8440
18pF
50V
Xtal_Old
R8421
0
P4MODE1
C8441
18pF
50V
Xtal_Old
R8440
0
Realtek WOL
ETNHUB_AVDD33
R8423
270
1%
EN_AUTOXOVER
LAN_LINK2
P4MODE0
R8434 33
GYSPD
R8424
1.69K
1%
LAN_LINK3
LAN_ACT3
PHY2PRXDV
ETNHUB_DVDD18
DUP3_GYMODE
ETNHUB_DVDD33
PHY2PTXEN
R8426 1K
OPT
R8422
0
GXFULL
GXSPD
PHY2PRXD3
DISDUALMII
LAN_ACT2
LAN_LINK0
SETGROUP
R8435 33
ETNHUB_DVDD33
ETHERNET_MDIO
ETNHUB_DVDD33
ETHERNET_MDC
R8427
0
Realtek WOL
REALTEK_WOL
R8449 1K
ETNHUB_DVDD33
R8439
1K
Realtek WOL
HUB2PHY_TXEN
HUB_STATE
HUB2PHY_TXD0
HUB2PHY_TXD1
ETHERNET_RESET
PHY2HUB_CRSDV
PHY2HUB_RXD0
PHY2HUB_RXD1
ETHERNET_MDIO
ETHERNET_MDC
ETNHUB_EPHY_TXOP3
ETNHUB_EPHY_TXON3
ETNHUB_EPHY_RXIP3
ETNHUB_EPHY_RXIN3
ETNHUB_EPHY_RXIP0
ETNHUB_EPHY_RXIN0
ETNHUB_EPHY_TXOP0
ETNHUB_EPHY_TXON0
REALTEK_WOL
MAGIC_WOLLAN_LINK0
LAN_ACT0
C8438
22uF
10V
C8439
22uF
10V
C8425
22uF
10V
C8428
22uF
10V
R8476
330
R8477
330
LD8406
A2[RD]
C
A1[GN]
LD8407
A2[RD]
C
A1[GN]
LAN_ACT2
LAN_LINK2
C8448
10pF50V
NON_LAN2_HUB
R8478
33
NON_LAN2_HUB
PHY2HUB_REF_CLK
R8441 4.7K
OPT
R8485 33
NON_LAN2_HUB
R8483 33
NON_LAN2_HUB
R8484 33
NON_LAN2_HUB
R84824.7K
NON_LAN2_HUB
R8472 0
LAN2_HUB
R8473 0
LAN2_HUB
ETNHUB_EPHY_RXIN2
R8474 0
LAN2_HUB
ETNHUB_EPHY_RXIP2
ETNHUB_EPHY_TXOP2
R8475 0
LAN2_HUB
ETNHUB_EPHY_TXON2
R8458
1.5K
R8465
1.5K
ETNHUB_EPHY_RXIN1
ETNHUB_EPHY_TXON1
ETNHUB_EPHY_RXIP1
ETNHUB_EPHY_TXOP1
ETHERNET_PWR_ON/OFF
+3.5V_ST
R8487
10K
R8486
10K
C8441-*1
27pF
50V
Xtal_matching
C8440-*1
27pF
50V
Xtal_matching
R8456
1K
ETNHUB_DVDD33
R8488
1K
OPT
PHY2PTXEN
R8455
1K
OPT
SETGROUP
ETNHUB_DVDD33
R8490
1K
OPT
R8489
1K
OPT
PHY TO RTL matching
$0.13
Place close to chip
Vout=1.5*(1+R1/R2)
MTK TO RTL matching
R1
CONFIG FOR MAC4
R2
Vout
PHY2PRXDV : Broadcast strom control enable/disable
PHY2PRXD3 : Backpressure enable/disable
ENDEFER(NOT USED) : Defer enable/disable
EN_AUTOXOVER : Auto cross over enable/disable
Place close to chip
STRAPPING PIN CONFIG
RTL
SOC
Place to center position between two chips
FOR DEBUG
WOL
Place to center position between two chips
Differential 100 ohm
No Via
Close to
Place Close To RTL8306
Place Close To RTL8306
Mide : 11111
2011.02.09xxLT760H-UA
84Ethernet Hub
SOC TO PHY Chip
To PHY
Place Closed
Place Close To RTL8306
LAN1 LAN2
R8426(NC) : Disable HOMEPLUG
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only