Juniper QFX5220, Руководство по оборудованию, Страница: 101 / 247

Table 37: QSFP-DD Network Port Pinout Mapping (continued)
Description Symbol Pin
Reserved TBD 66
+3.3V power supply VCC 67
+3.3V power supply VCC 68
Reserved TBD 69
Ground GND 70
Transmitter non-inverted data input TX7p 71
Transmitter inverted data input TX7n 72
Ground GND 73
Transmitter non-inverted data input TX5p 74
Transmitter inverted data input TX5n 75
Ground GND 76
QSFP+, QSFP28, and QSFP56 Port Connector Pinout Information
Table 38 on page 104 provides the pinout mapping for the quad small-form factor pluggable (QSFP)
connectors, QSFP+, QSFP28, and QSFP56.
Table 38: QSFP+, QSFP28, and QSFP56 Port Connector Pinout Mappng
Description Symbol Pin
Ground GND 1
Transmitter inverted data input TX2n 2
Transmitter non-inverted data input TX2p 3
Ground GND 4
104