CISCO SFP-10/25G-LR-S Optical Module Sample Report

CISCO has model SFP-10/25G-LR-S optical module products, which can support 10/25G Ethernet transmission of 10KM in single-mode fiber, Moduletek Laboratory has tested the sample of this product, which is convenient for you to know more about the performance index of this product and the effect of using the actual machine.

1. Product Introduction

CISCO SFP-10/25G-LR-S optical module supports 10KM link length on 10/25G standard single-mode fiber (SMF) G.652, and supports commercial temperature range (0~70℃); the official key parameter information and physical appearance of the module are as follows:

Table 1 CISCO SFP-10/25G-LR-S Optical Module Official Key Parameters

Type	Distance	Max Power Consumption	Operating Temperature	Cable Type	Wavelength	Transmit Power	Receive Power	Transmit and Receive Wavelength
10G	10KM	1.3W	0~70℃	SMF	1310nm	-8.2~+0.5dBm	-14.4~+0.5dBm	1260~1355nm
25G	10KM	1.3W	0~70℃	SMF	1310nm	-7~+2dBm	-13.3~+2dBm	1295~1325nm

Figure 1 CISCO SFP-10/25G-LR-S Optical Module Physical Figure

2. Module identification

Connect the SFP-10/25G-LR-S module to CISCO C9300 switch, the module can be normally LINK, the port indicator is on; the module information can be normally recognized by the switch, such as the module type, serial number, etc.; the DOM data can be read, and the DOM data are all within the threshold range, no alarm phenomenon.

Table 2 CISCO SFP-10/25G-LR-S Optical Module Upstream Recognition

	Switch reading information of the module at 10G rate	Switch reading information of the module at 25G rate
LINK
Identify
DOM data

3. Module key parameters test

The performance indicators of the SFP-10/25G-LR-S sample module on the test board are tested under 45°C in the laboratory module enclosure, and the test results are as follows;

Table 3 CISCO SFP-10/25G-LR-S optical module performance indicators

	Transmit optical power	Power consumption	Receive sensitivity (over fiber)	Receive sensitivity (over 10KM fiber)	Remarks
10G	-0.78dBm	0.8604W	-15.77dBm	-15.88dBm	0 BER
25G	-0.53dBm	0.909W	-13.99dBm	-14.25dBm	5E-5 BER

The sample module enclosure was tested at 45°C optical eye diagram with the following eye diagram template and parameters:

Table 4 CISCO SFP-10/25G-LR-S optical module eye diagrams

Module eye diagram at 10G rate	Module eye diagram at 25G rate

Table 5 CISCO SFP-10/25G-LR-S optical module eye diagram parameters

	Temperature (°C)	Extinction ratio (dB)	P-P jitter (ps)	Rise time (ps)	Fall time (ps)	Margin value (%)
10G	45	6.48	13.3	19.32	28.14	29.7
25G	45	5.06	10.8	16.38	21.66	35.8

From the actual test situation, the module's key parameters and indexes are in line with CISCO's official claims.

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CISCO SFP-10/25G-LR-S Optical Module Sample Report