SM220

Overview

Cudy SM220 SFP-T Gigabit RJ45 Ethernet Module
The Cudy SM220 SFP-T 10/100/1000Mbps RJ45 Ethernet Module provides reliable high-speed wired network connections for enterprise, SMB, and advanced home networking setups. Designed for seamless compatibility and easy integration, it supports Gigabit Ethernet and 10/100/1000BASE-T standards, making it an ideal choice for upgrading or expanding network infrastructure.

This compact and energy-efficient module is hot-pluggable, consumes minimal power, and offers stable connectivity for bandwidth-intensive applications. It ensures fast, reliable data transmission while minimizing electromagnetic interference, making it perfect for professional networking environments.

Description
The SM220 delivers bi-directional data rates up to 1.25Gbps over Cat 5 or better cabling. Its hot-pluggable SFP design allows easy installation or replacement without network downtime. With a robust metal enclosure, low power consumption, and compatibility with a wide range of switches and routers, it supports VoIP, video conferencing, and large file transfers efficiently. Operating between 0degrees C to 70degrees C, it is suitable for diverse network environments and is RoHS compliant for eco-friendly use.

Features

Reliable High-Speed Connectivity
The Cudy SM220 ensures consistent Gigabit Ethernet performance over existing Cat 5 or better cabling. Its advanced electrical design reduces latency and maintains stable throughput, making it ideal for high-demand tasks. Network administrators can monitor connectivity easily using the RX_LOS link indication pin.

Easy Installation and Flexible Use
Thanks to its hot-pluggable SFP footprint, the SM220 can be installed or replaced without disrupting network services. The single +3.3V power supply simplifies integration, while the compact RJ45 connector assembly fits neatly into any standard networking setup.

Durable Design for Stable Operation
Constructed with a fully metal enclosure, the SM220 reduces electromagnetic interference, ensuring stable and interference-free connections. Its robust build withstands varied operating temperatures, from 0degrees C to 70degrees C, making it suitable for server rooms, offices, and other professional networking environments.

Energy-Efficient and Eco-Friendly
The module operates at a typical power consumption of just 1.05W, helping to reduce operational costs. Its lead-free, RoHS-compliant design promotes environmentally responsible network upgrades.

Technical Specifications

• Bi-directional data rates up to 1.25Gbps
• Hot-pluggable SFP design
• Low power consumption (1.05W typical)
• Compact RJ45 connector assembly
• Fully metal enclosure for EMI reduction
• RoHS compliant and lead-free
• Single +3.3V power supply
• Supports 10/100/1000BASE-T in systems with 1000BASE-X interface
• Operates over Cat 5 cable for Gigabit Ethernet
• Operating temperature: 0degrees C to 70degreesC

Package Contents

• Cudy SM220 SFP-T 10/100/1000Mbps RJ45 Ethernet Module x1

Specifications

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Specifications
Product Code	SM220
Connector	RJ45
Data Rate (Min/Max)	10Mbps/ 1000Mbps
Form Factor	SFP
+3.3 V olt Electrical Power Interface
Supply Current	320mA(Typ)/ 375mA(Max)
Input Voltage	3.13V(Min)/ 3.3V(Typ)/ 3.47V(Max)
Maximum Voltage	4V
Surge Current	30mA
Low-Speed Signals, Electronic Characteristics
SFP Output LOW (Min/Max)	0/ 0.5V
SFP Output HIGH (Min/Max)	host_Vcc -0.5/ host_Vcc + 0.3V
SFP Input LOW(Min/Max)	0/ 0.8V
SFP Input HIGH (Min/Max)	2/ Vcc + 0.3V
High-Speed Electrical Interface, Transmission Line-SFP
Line Frequency	125MHz
Tx Output Impedance	100 Ohm
Rx Input Impedance	100 Ohm
High-Speed Electrical Interface, Host-SFP
Single ended data input swing (Min/Max)	250/1200mV
Single ended data output swing (Min/Max)	350/800mV
Rise/Fall Time	175 psec
Tx Input Impedance	50 Ohm
Rx Output Impedance	50 Ohm
Operating Temperature (Min/Max)	0/70degreesC
Storage Temperature (Min/Max)	-40/85degreesC
Serial Bus Timing, Requirements
I 2C Clock Rate(Min/Max)	0/ 200 000Hz
Product Dimensions	6.8 x 1.4 x 1.4 cm