Cisco Systems 4948E-F manual Parameter Minimum Typical Maximum Units

Appendix B Transceiver, Chassis Connectors, and Cable and Adapter Specifications

Transceiver Support for Uplink Ports

Table B-5	CWDM SFP Transceivers
CWDM SFP Transceiver		Description	Connector Color Code
Product Number
CWDM-SFP-1470=		1000BASE-CWDM, 1470 nm	Gray
CWDM-SFP-1490=		1000BASE-CWDM, 1490 nm	Violet
CWDM-SFP-1510=		1000BASE-CWDM, 1510 nm	Blue
CWDM-SFP-1530=		1000BASE-CWDM, 1530 nm	Green
CWDM-SFP-1550=		1000BASE-CWDM, 1550 nm	Yellow
CWDM-SFP-1570=		1000BASE-CWDM, 1570 nm	Orange
CWDM-SFP-1590=		1000BASE-CWDM, 1590 nm	Red
CWDM-SFP-1610=		1000BASE-CWDM, 1610 nm	Brown

Table B-6lists the optical specifications for the CWDM SFP transceivers.

Table B-6	CWDM SFP Optical Specifications
Parameter		Minimum	Typical	Maximum	Units	Notes and Conditions
Transmitter Center Wavelength		(x–4)	—	(x + 7)	nm	Available center wavelengths are 1470,
						1490, 1510, 1530, 1550, 1570, 1590, and
						1610 nm
Side-Mode Suppression Ratio		30	—		dB
Transmitter Optical Output		0	—	5.0	dBm	Average power coupled into single-mode
Power						fiber
Receiver Optical Input Power		–28.0	—	–7.0	dBm	Measured at 2.12 Gbps, 140°F (60°C)
(BER <10-12 with PRBS 2-7-1)						case temperature
Receiver Optical Input Power		–29.0	—	–7.0	dBm	Measured at 1.25 Gbps, 140°F (60°C)
(BER <10-12 with PRBS 2-7-1)						case temperature
Receiver Optical Input		1450	—	1620	nm
Wavelength
Transmitter Extinction Ratio		9	—		dB
Dispersion Penalty at 100 km		—	—	3	dB	Measured at 2.12 Gbps
Dispersion Penalty at 100 km		—	—	2	dB	Measured at 1.25 Gbps

Table B-7lists the physical and environmental specifications for the CWDM SFP transceivers.

Table B-7 1-GB CWDMSFP Transceiver Physical and Environmental Specifications

Item	Specification
Dimensions (H x W x D)	0.04 x 0.53 x 2.22 in. (8.5 x 13.4 x 56.5 mm)
Operating temperature	32° to 122°F (0° to 50°C)
Storage temperature	–40° to 185°F (–40° to 85°C)

Catalyst 4948E an Catalyst 4948E-F Switch Installation Guide

B-6 OL-21561-02