Maximum Cable
Distance
Modal
Bandwidth
(MHz-km)
Core Size
(microns)
Wavelength
(nm)
Connector Type
Cable Type
Transceiver
1640 feet (500 m)
—
G.652
1310
12-fiber MPO
SMF
QSFP-100G-PSM4-S
3.3 feet (1 m)
6.6 feet (2 m)
9.8 feet (3 m)
16.4 feet (5 m)
23 feet (7 m)
33 feet (10 m)
49.4 feet (15 m)
65.6 feet (20 m)
82 feet (25 m)
98.4 feet (30 m)
—
—
—
QSFP+ to
QSFP+
Active optical
cable
QSFP-100G-AOC
x
M
For the optical specifications, see the following table.
Table 9:
Transmit and
Receive
Wavelength (nm)
Receive Power (dBm)
Transmit Power
(dBm)
Transceiver
Type
Transceiver
840 to 860 nm
2.4 (maximum per
lane)
-5.2 (minimum per
lane)
2.4 (maximum per
lane)
-8.4 (minimum per
lane)
QSFP+
QSFP-100G-SR4-S
Four lanes: 1295,
1300, 1304, 1309
4.5 (maximum per
lane)
-8.6 (minimum per
lane)
4.5 (maximum per
lane)
-4.3 (minimum per
lane)
QSFP+
QSFP-100G-LR4-S
Four lanes: 1271,
1291, 1311, 1331
2.5 (maximum per
lane)
-10 (minimum per
lane)
2.5 (maximum per
lane)
-6.5 (minimum per
lane)
QSFP+
QSFP-100G-CWDM4-S
1295 to 1325
2 (maximum per lane)
-26 (minimum per
lane)
2.9 (maximum per
lane)
-9.4 (minimum per
lane)
QSFP+
QSFP-100G-PSM4-S
Cisco Nexus 7702 Hardware Installation Guide
87
Switch Specifications
100-Gb QSFP+ Transceiver Specifications