Datasheet

Datasheet Transceiver
QSFP-DD Transceiver Electrical Pad Layout
38 GND
37 Tx1n
36 Tx1p
35 GND
34 Tx3n
33 Tx3p
32 GND
31 InitMode
30 Vcc1
29 VccTx
28 IntL
27 ModPrsL
26 GND
25 Rx4p
24 Rx4n
23 GND
22 Rx2p
21 Rx2n
20 GND
76 GND
75 Tx5n
74 Tx5p
73 GND
72 Tx3n
71 Tx3p
70 GND
69 Reserved
68 Vcc2
67 VccTx1
66 Reserved
65 NC
64 GND
63 Rx8p
62 Rx8n
61 GND
60 Rx6p
59 Rx6n
58 GND
Module Card Edge (Host Side)
(Module Side)
Top side viewed from top
Legacy QSFP28
Pads
Additional
QSFP-DD Pads
Bottom side viewed from bottom
Additional
QSFP-DD Pads
Legacy QSFP28
Pads
Module Card Edge (Host Side)
(Module Side)
GND 39
Tx6n 40
Tx6p 41
GND 42
Tx8n 43
Tx8p 44
GND 45
Reserved 46
VS1 47
VccRx1 48
VS2 49
VS3 50
GND 51
Rx7p 52
Rx7n 53
GND 54
Rx5p 55
Rx5n 56
GND 57
GND 1
Tx2n 2
Tx2p 3
GND 4
Tx4n 5
Tx4p 6
GND 7
ModselL 8
ResetL 9
VccRx 10
SCL 11
SDA 12
GND 13
Rx3p 14
Rx3n 15
GND 16
Rx1p 17
Rx1n 18
GND 19
5p