
Page 31
Cortina Systems LXT9785 and LXT9785E Advanced 8-Port 10/100 Mbps PHY Transceivers
LXT9785/LXT9785E
Datasheet
249241, Revision 11.0
16 April 2007
3.1 PQFP Pin Assignments
3.1.3
PQFP Pin Assignments – SS-SMII Configuration
LXT9785E SS-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
2
08........
V
CCIO
2
07........
G
N
DIO
2
06........
NC
2
05........
RxDat
a
6
2
04........
T
x
S
Y
NC1
2
03........
T
x
Data7
2
02........
NC
2
01........
T
x
CLK
1
2
00........
NC
1
99........
G
N
DIO
1
98........
NC
1
97........
RxDat
a
7
1
96........V
CCD
1
95........
G
N
DD
1
94........
L
E
D7_
3_L
1
93........
L
E
D7_
2_L
1
92........
L
E
D7_
1_L
1
91........
L
E
D6_
3_L
1
90........
L
E
D6_
2_L
1
89........
L
E
D6_
1_L
1
88........
G
N
DIO
1
87........
L
E
D5_
3_L
1
86........
L
E
D5_
2_L
1
85........
L
E
D5_
1_L
1
84........
V
CCD
1
83........
G
N
DD
1
82........
L
E
D4_
3_L
1
81........
L
E
D4_
2_L
1
80........
L
E
D4_
1_L
1
79........
S
G
ND
1
78........
M
odeS
el_1
1
77........
M
odeS
el_0
1
76........
S
e
ctio
n
1
75........
RE
S
E
T
_
L
1
74........
P
W
RDW
N
1
73........
G
_
F
X
/T
P
_
L
1
72........
NC
1
71......
.T
R
S
T
_
L
1
70........
T
C
K
1
69........
T
M
S
1
68........
T
D
O
1
67........
T
D
I
1
66........
S
D
7
1
65........
S
D
6
1
64........
V
CCP
E
C
L
1
63........
G
N
DP
E
C
L
1
62........
S
D
5
1
61........
S
D
4
1
60........
NC
1
59........
NC
1
58........
V
CCR7
1
57........
T
P
F
IP
7
NC......
53
R
x
Da
ta0......
54
NC......
55
V
CCIO......
56
GNDIO......
57
RxS
Y
NC0......
58
MDIX
......
59
RxCLK
0
......
60
T
x
Da
ta0......
61
NC......
62
MDC0......
63
M
D
IO0......
64
V
CCD......
65
GNDD......
66
MD
IN
T
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
GNDIO......
74
LE
D1_
3_L......
75
LE
D1_
2_L......
76
LE
D1_
1_L......
77
V
CCD......
78
GNDD......
79
LE
D0_
3_L......
80
LE
D0_
2_L......
81
LE
D0_
1_L......
82
A
M
DIX
_
E
N
......
83
M
D
DIS
......
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
_2
P
5
V
......
95
S
D
0......
96
S
D
1......
97
V
CCP
E
C
L......
98
GNDP
E
C
L......
99
S
D
2......
10
0
S
D
3......
10
1
NC......
10
2
V
CCR0......
10
3
T
P
F
IP
0
......
10
4
LXT9785/9785E XX
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FPO #
Rev #
BSMC