
LXT9785 and LXT9785E Advanced 8-Port 10/100 Mbps PHY Transceivers
30
Datasheet
Document Number: 249241
Revision Number: 010
Revision Date: 30-May-2006
3.1.3
PQFP Pin Assignments – SS-SMII Configuration
SMII PQFP pin assignments.
Figure 4. SS-SMII 208-Pin PQFP Assignments
NC ..... 1
NC/LINKHOLD ..... 2
NC ..... 3
TxData6 ..... 4
NC ..... 5
REFCLK1 ..... 6
RxData5 ..... 7
NC ..... 8
GNDIO ..... 9
NC ..... 10
FIFOSEL1 ..... 11
NC ..... 12
TxData5 ..... 13
NC ..... 14
RxData4 ..... 15
NC ..... 16
RxSYNC1 ..... 17
VCCIO ..... 18
GNDIO ..... 19
FIFOSEL0 ..... 20
RxCLK1 ..... 21
TxData4 ..... 22
NC ..... 23
MDC1 ..... 24
MDIO1 ..... 25
MDINT1_L ..... 26
RxData3 ..... 27
NC ..... 28
VCCIO ..... 29
GNDIO ..... 30
NC ..... 31
TxCLK0 ..... 32
NC ..... 33
TxData3 ..... 34
TxSYNC0 ..... 35
RxData2 ..... 36
NC ..... 37
GNDIO ..... 38
NC ..... 39
PREASEL ..... 40
NC ..... 41
TxData2 ..... 42
NC ..... 43
REFCLK0 ..... 44
RxData1 ..... 45
NC ..... 46
VCCIO ..... 47
GNDIO ..... 48
NC ..... 49
PAUSE ..... 50
NC ..... 51
TxData1 ..... 52
156....... TPFIN7
155....... GNDR7
154....... TPFOP7
153....... TPFON7
152....... VCCT6/7
151....... TPFON6
150....... TPFOP6
149....... GNDR6
148....... GNDT6/7
147....... TPFIN6
146....... TPFIP6
145....... VCCR6
144....... VCCR5
143....... TPFIP5
142....... TPFIN5
141....... GNDR5
140....... TPFOP5
139....... TPFON5
138....... VCCT4/5
137....... TPFON4
136....... TPFOP4
135....... GNDR4
134....... GNDT4/5
133....... TPFIN4
132....... TPFIP4
131....... VCCR4
130....... VCCR3
129....... TPFIP3
128....... TPFIN3
127....... GNDT2/3
126....... GNDR3
125....... TPFOP3
124....... TPFON3
123....... VCCT2/3
122....... TPFON2
121....... TPFOP2
120....... GNDR2
119....... TPFIN2
118....... TPFIP2
117....... VCCR2
116....... VCCR1
115....... TPFIP1
114....... TPFIN1
113....... GNDT0/1
112....... GNDR1
111....... TPFOP1
110....... TPFON1
109....... VCCT0/1
108....... TPFON0
107....... TPFOP0
106....... GNDR0
105....... TPFIN0
208........
V
C
CI
O
207........
G
NDIO
206........
NC
205........
Rx
Data6
204........
T
x
S
Y
NC1
203........
T
x
Da
ta7
202........
NC
201........
T
x
CL
K
1
200........
NC
199........
G
NDIO
198........
NC
197........
Rx
Data7
196........V
CCD
195........
G
NDD
194........
LE
D7_3_L
193........
LE
D7_2_L
192........
LE
D7_1_L
191........
LE
D6_3_L
190........
LE
D6_2_L
189........
LE
D6_1_L
188........
G
NDIO
187........
LE
D5_3_L
186........
LE
D5_2_L
185........
LE
D5_1_L
184........
V
C
CD
183........
G
NDD
182........
LE
D4_3_L
181........
LE
D4_2_L
180........
LE
D4_1_L
179........
S
G
ND
178........
Mod
e
S
e
l_
1
177........
Mod
e
S
e
l_
0
176........
S
e
c
ti
o
n
175........
RE
S
E
T
_
L
174........
P
W
RDW
N
173........
G
_
F
X
/T
P
_
L
172........
NC
171.......
T
R
S
T
_L
170........
T
C
K
169........
T
M
S
168........
T
D
O
167........
T
D
I
166........
S
D
7
165........
S
D
6
164........
V
C
CP
E
C
L
163........
G
NDP
E
C
L
162........
S
D
5
161........
S
D
4
160........
NC
159........
NC
158........
V
C
CR7
157........
T
P
F
IP
7
NC
..
....
53
Rx
Data0..
....
54
NC
..
....
55
V
CCIO
..
....
56
G
NDIO
..
....
57
Rx
S
Y
NC
0..
....
58
MDIX
..
....
59
Rx
CLK
0
..
....
60
T
x
Data0..
....
61
NC
..
....
62
M
D
C
0
..
....
63
MDIO
0..
....
64
V
CCD
..
....
65
G
NDD
..
....
66
M
D
INT
0_L..
....
67
LE
D3_3_L..
....
68
LE
D3_2_L..
....
69
LE
D3_1_L..
....
70
LE
D2_3_L..
....
71
LE
D2_2_L..
....
72
LE
D2_1_L..
....
73
G
NDIO
..
....
74
LE
D1_3_L..
....
75
LE
D1_2_L..
....
76
LE
D1_1_L..
....
77
V
CCD
..
....
78
G
NDD
..
....
79
LE
D0_3_L..
....
80
LE
D0_2_L..
....
81
LE
D0_1_L..
....
82
A
M
DIX
_
E
N
..
....
83
MDDIS
..
....
84
CF
G
_3..
....
85
CF
G
_2..
....
86
CF
G
_1..
....
87
A
DD_4..
....
88
A
DD_3..
....
89
A
DD_2..
....
90
A
DD_1..
....
91
A
DD_0..
....
92
T
x
S
lew_1..
....
93
T
x
S
lew_0..
....
94
S
D
_2P
5V
..
....
95
S
D
0..
....
96
S
D
1..
....
97
V
CCP
E
C
L..
....
98
G
NDP
E
C
L..
....
99
S
D
2..
....
100
S
D
3..
....
101
NC
..
....
102
V
CCR
0..
....
103
T
P
F
IP
0
..
....
104
LXT9785/9785E XX
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