Peripherals 6
miriac SBC-LX2160A User Manual
V 1.6
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© MicroSys Electronics GmbH 2021
6.4.2 LAN5 and LAN6: 25 Gbps (zSFP+ / SFP28)
The LX2160A offers two 25G-AUI interfaces which are routed via the module
connectors directly to zSFP+ (SFP28) interface slots. No PHYs or Retimers are
used. 25G SFP28 Transceivers with internal Clock and Data Recovery (CDR) on
transmit and receive channel are recommended.
Part Reference:
ST11, ST13
Manufacturer:
TE Connectivity
Type:
Socket 20 Pin: 2170088-2
Dual Cage:
2180739-1
Mates with:
Several 25G SFP28 Trans-
ceivers for short and long
reach distances
zSFP+
ST2
LX2160A
Pin
Name
Pin
Signal
Pin
Name
18
TD+
←
ST2-F38
SD1_TX2_P
←
AP11
SD1_TX2_P
19
TD-
←
ST2-F39
SD1_TX2_N
←
AN11
SD1_TX2_N
13
RD+
→
ST2-D38
SD1_RX2_P
→
AW11
SD1_RX2_P
12
RD-
→
ST2-D39
SD1_RX2_N
→
AV11
SD1_RX2_N
Table 6-5 LAN5 pin assignment
zSFP+
ST2
LX2160A
Pin
Name
Pin
Signal
Pin
Name
18
TD+
←
ST2-H38
SD1_TX3_P
←
AM12
SD1_TX3_P
19
TD-
←
ST2-H39
SD1_TX3_N
←
AL12
SD1_TX3_N
13
RD+
→
ST2-C36
SD1_RX3_P
→
AU12
SD1_RX3_P
12
RD-
→
ST2-C37
SD1_RX3_N
→
AT12
SD1_RX3_N
Table 6-6 LAN6 pin assignment