Schematic Diagrams

C - 36 LAN RTL8100B (71-888E0-D04) - For 888E

888E Schematic Diags
LAN RTL8100B
LANVDD3 LANVCC2.5LANVDD3
VCC3
SYS3V
LANVDD3
LANVDD3
VCC3S
VCC3
SYS3V
LANVCC2.5
LANVDD3
VCC3
LANVCC2.5
LANVDD3
SUSPEND#
AD[0..31]
INT#
C/BE#0
AD23
AD29
VCTRL
MA0/EEDO
EECS
C/BE#[0..3]
C/BE#1
INT#
GNT#3
AD31
AD26
AD16
GATERST#
AD25
AD28
DEVSEL#
PERR#
AD5
AD3
AD1
AD0
VCTRL
C/BE#2
AD22
SERR#
PAR
AD8
AD20
STOP#
AD15
AD14
AD30
AD24
MA2/EESK
AD19
AD17
AD12
AD10
AD9
TI_PME#
TRDY#
MA1/EEDI
AD21
AD18
AD11
PREQ#3
C/BE#3
AD7
AD2
GATERST#
AD13
AD6
AD4
IRDY#
AD27
LAN_LED
LAN_LED#
TXD+
TXD-
RXIN+
RXIN-
FRAME#
L8
0_0603(R)
C932
0.1U
C933
10U(1206)
Q1
2SB1198K
C55
10U(1206)
C915
0.1U
C76
0.1U
C66
0.1U
C64
0.1U
C916
0.1U
D55
F01J2E
A C
C51
0.1U
C46
10U(1206)
D54
F01J2E
A C
L94
BK2125HS121
C925
0.1U(R)
R658 100(R)
R655
10(R)
L87 0_0805(R)
C65
27P
R654 15K(R)
C61
0.1U
C72
27P
C924 0.1U
C58
0.1U
U8
9346
1
2
3
4
8
7
6
5
CS
SK
DI
DO
VCC
NC
NC
GND
C923 0.1U
C914
10P(R)
Y11 25MHz
R43 0(R)
R44 0
R657 100
Q48
BSS138
G
D S
R659 10K
R652 0
R664
1K(R)
R683
5.6K
L91 0_0805(R)
L10 0_0805
C913
0.1U(R)
T
T
T
R656
0
T
T
C63 0.1U
T
T
T
R667
5.6K
RTL8100B
U47
RTL8100B
6
98
99
100
1
2
3
4
5
8
9
22
10
11
12
13
14
16
15
17
18
19
20
21
34
23
24
25
26
31
27
28
29
30
32
33
36
37
38
43
41
42
44
45
39
46
47
48
49
53
56
62
70
69
66
52
73 7
60
61
63
64
65
67
68
35
71
72
54
74
40
79
80
58
81
82
83
84
85
86
87
89
91
92
93
94
95
51
88
50
77
78
75
76
96
97
90
57
55
59
VDD
CBE3B
IDSEL
AD23
AD22
GND
AD21
AD20
AD19
AD18
AD17
VDD
AD16
CBE2B
FRAMEB
IRDYB
TRDYB
GND
DEVSELB
STOPB
PERRB
SERRB
PAR
CBE1B
VDD
AD15
AD14
AD13
AD12
GND
AD11
AD10
AD9
AD8
CBE0B
AD7
AD6
AD5
AD4
GND
AD3
AD2
AD1
AD0
VDD
MA0/EEDO
MA1/EEDI
MA2/EESK
EECS
NC
GND
GND
AVDD
AVDD25
GND
NC
GND VDD25
X2
X1
RTT3
LWAKE
RTSET
RXIN-
RXIN+
VDD25
TXD-
TXD+
NC
ISOLATEB
VDD25
LED1
LED0
AVDD25
INTAB
RSTB
CLK
GNTB
REQB
AD31
AD30
AD29
AD28
AD27
AD26
AD25
AD24
VDD25
GND
AUX
LED2
NC
AVDD
AVDD25
VDD25
VDD
VDD
PMEB
VCTRL
AVDD
J7
FFC4
1
2
3
4
1
2
3
4
Q46
2N7002(R)
G
S D
R660
10K(R)
C922
0.1U
R666
50
R665
50
AD[0:31][18,21,31,32,34,38]
PCLK_LAN[10]
C/BE#[0:3][18,21,31,32,34,38]
AD16[18,21,31,32,34,38]
AD26[18,21,31,32,34,38]
INT#C[18,21,34,38]
INT#
PREQ#3[18]
DEVSEL#[18,21,31,32,34,38]
TRDY#[18,21,31,32,34,38]
IRDY#[18,21,31,32,34,38]
PAR[18,21,31,32,34,38]
PERR#[18,31,32,34,38]
SERR#[18,31,32,34,38]
STOP#[18,21,31,32,34,38]
GATERST#[21,30,31,32,34,38]
GATED_PCIRST#[19]
PCIRST#[11,18,22,28,32,39]
GATERST#[21,30,31,32,34,38]
SUSPEND#[19,32]
TI_PME#[18,21,31,32,34]
VCTRL
GNT#3[18]
INT#
VCTRL
LAN_LED[17]
INT#B[18,31,32,34,38]
FRAME#[18,21,31,32,34,38]
*For RTL8100C application, all bead must be rated300mA/100ohm@100MhzThe maximum voltage drop when on should be less than 0.3VDE-COUPLE CAPS PLEASE CLOSE CHIP POWER PINEMI supression can bechanged to 33 ohm
RTL8100B Note:
A. Change R718 from 1.8K(RTL8100) to 5.6K(RTL8100B)B. RTL8100B Del R?C. RTL8100B Pin 51,96 to VDD25. Pin 58 to AVDD25.RTL8100B ReservedCLOSE TORTL8100B

Sheet 35 of 44

LAN RTL8100B

(888E)