Pentek Onyx 78741, Installation Manual

Page: 23 / 30

Pentek Model 78741 Installation Manual Page 23
Rev.: 2.5
2.9 PCIe Carrier Connectors
(continued)
2.9.7 Gigabit Serial I/O Connectors
Two Samtec FireFly™ PCB connectors, labeled J24 and J25 , provide 71741
Option 105 gigabit serial I/O from the XMC P16 connector, as described in
Section 2.9.4 . J24 is SER RX , and J25 is SER TX . The mating cable can be a
FireFly copper cable, or, with Option 110, a FireFly active optical cable. The
following tables show the pinouts of each connector.
Each of the FireFly serial I/O connectors has an associated power and con−
trol connector, for use with Option 110, as described in
Section 2.9.8 on the
following page.
Table 2
−
8: Serial I/O Connectors J24, J25 Pins
J24 − SER RX J25 − SER TX Pin Pin J25 − SER TX J24 − SER RX
GND GND B1 A1 GND GND
N/C N/C B2 A2 N/C N/C
N/C N/C B3 A3 N/C N/C
GND GND B4 A4 GND GND
N/C N/C B5 A5 N/C N/C
N/C N/C B6 A6 N/C N/C
GND GND B7 A7 GND GND
B8 A8
RX_DP_7
−
TX_DP_7
−
B9 A9 TX_DP_6
−
RX_DP_6
−
GND GND B10 A10 GND GND
B11 A11
RX_DP_5
−
TX_DP_5
−
B12 A12 TX_DP_4
−
RX_DP_4
−
GND GND B13 A13 GND GND
B14 A14
RX_DP_3
−
TX_DP_3
−
B15 A15 TX_DP_2
−
RX_DP_2
−
GND GND B16 A16 GND GND
B17 A17
RX_DP_1
−
TX_DP_1
−
B18 A18 TX_DP_0
−
RX_DP_0
−
GND GND B19 A19 GND GND
RX_DP_[0:7]
−
Serial Receive data from XMC P16 connector (Option 105)
TX_DP_[0:7]
−
Serial Transmit data from XMC P16 connector (Option 105)
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B25
B16
B17
B18
B19