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RTL8309M-CG
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Spécifications
| Attribut | Valeur |
| Manufacturer | Realtek Semicon |
| Package | QFN-88-EP(10x10) |
Présentation
Equivalent
The RTL8309M-CG is a 9-port 10/100M Ethernet switch controller. Equivalent alternatives include:
- RTL8309SB: Similar 9-port switch with basic features.
- RTL8309N: Lower-cost variant with reduced functionality.
- KSZ8863RLL (Microchip): 3-port switch, expandable via external PHYs.
- IP175CH (IC Plus): 5-port switch, cost-effective for smaller setups.
Check pin compatibility and feature requirements before substitution.
- RTL8309SB: Similar 9-port switch with basic features.
- RTL8309N: Lower-cost variant with reduced functionality.
- KSZ8863RLL (Microchip): 3-port switch, expandable via external PHYs.
- IP175CH (IC Plus): 5-port switch, cost-effective for smaller setups.
Check pin compatibility and feature requirements before substitution.
Features
The RTL8309M-CG is a low-power, 9-port 10/100M Ethernet switch controller with the following key features:
- 9-Port Configuration: 8 × 10/100M Ethernet ports + 1 × MII/RMII uplink port.
- Integrated MAC/PHY: Built-in 10/100M PHYs for all ports.
- Auto-Negotiation: Supports speed/duplex auto-detection.
- Flow Control: IEEE 802.3x flow control and backpressure.
- VLAN Support: Port-based VLAN and 802.1Q tagging.
- QoS: 4 priority queues with WRR/SP scheduling.
- Energy-Efficient: Supports Green Ethernet (EEE 802.3az).
- Management Options: MII/RMII for host CPU control.
- Low Power: Typically <1.5W.
- Package: 128-pin LQFP.
Ideal for cost-sensitive, small-scale networking applications.
- 9-Port Configuration: 8 × 10/100M Ethernet ports + 1 × MII/RMII uplink port.
- Integrated MAC/PHY: Built-in 10/100M PHYs for all ports.
- Auto-Negotiation: Supports speed/duplex auto-detection.
- Flow Control: IEEE 802.3x flow control and backpressure.
- VLAN Support: Port-based VLAN and 802.1Q tagging.
- QoS: 4 priority queues with WRR/SP scheduling.
- Energy-Efficient: Supports Green Ethernet (EEE 802.3az).
- Management Options: MII/RMII for host CPU control.
- Low Power: Typically <1.5W.
- Package: 128-pin LQFP.
Ideal for cost-sensitive, small-scale networking applications.
Pinout
The RTL8309M-CG is a 9-port 10/100M Ethernet switch controller with an integrated 5-port PHY.
- Pin Count: 128-pin (LQFP package).
- Key Functions:
- Supports 9 switch ports (5 integrated PHYs + 4 external MII/RMII interfaces).
- Auto-negotiation and auto-MDIX for all ports.
- VLAN, QoS, and flow control support.
- Low power consumption and 3.3V operation.
- MII/RMII for external PHY or MAC connections.
It’s commonly used in small office/home networking, IP cameras, and embedded systems.
- Pin Count: 128-pin (LQFP package).
- Key Functions:
- Supports 9 switch ports (5 integrated PHYs + 4 external MII/RMII interfaces).
- Auto-negotiation and auto-MDIX for all ports.
- VLAN, QoS, and flow control support.
- Low power consumption and 3.3V operation.
- MII/RMII for external PHY or MAC connections.
It’s commonly used in small office/home networking, IP cameras, and embedded systems.
Manufacturer
The RTL8309M-CG is manufactured by Realtek Semiconductor Corp., a Taiwanese company specializing in networking and multimedia chips. Realtek is known for producing cost-effective, high-performance ICs, including Ethernet controllers, Wi-Fi chips, and audio codecs. The RTL8309M-CG is a low-power, 9-port 10/100 Ethernet switch controller, commonly used in consumer and embedded networking devices. Realtek serves a broad market, from consumer electronics to industrial applications.
Application
The RTL8309M-CG is a low-power, 9-port 10/100M Ethernet switch controller. Its key application areas include:
- Consumer Electronics: Smart TVs, set-top boxes, and home routers.
- Industrial Networking: Factory automation, PLCs, and embedded systems.
- SMB/Enterprise: Small office switches and network extenders.
- IoT Gateways: Connecting multiple IoT devices with Ethernet.
- Legacy Device Upgrades: Enabling older equipment with modern networking.
It supports features like auto-negotiation, QoS, and VLAN, making it versatile for cost-sensitive, low-power applications.
- Consumer Electronics: Smart TVs, set-top boxes, and home routers.
- Industrial Networking: Factory automation, PLCs, and embedded systems.
- SMB/Enterprise: Small office switches and network extenders.
- IoT Gateways: Connecting multiple IoT devices with Ethernet.
- Legacy Device Upgrades: Enabling older equipment with modern networking.
It supports features like auto-negotiation, QoS, and VLAN, making it versatile for cost-sensitive, low-power applications.
Package
The RTL8309M-CG is a 9-port 10/100M Ethernet switch controller from Realtek. It comes in a 48-pin LQFP (Low-profile Quad Flat Package). This surface-mount package is compact and suitable for space-constrained designs, offering reliable performance for networking applications. The LQFP type ensures ease of soldering and integration into PCB layouts.
