Overview
The LAN9303I-ABZJ, manufactured by Microchip Technology, is a high-performance, small form factor three-port 10/100 managed Ethernet switch. Designed for applications requiring low-cost switching functionality, flexibility, and ease of integration, this component is ideal for consumer electronics and industrial automation systems. It supports a single MII/RMII/Turbo MII interface and offers advanced features such as VLAN, QoS packet prioritization, and IGMP monitoring, making it a versatile solution for modern networking needs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Package | 56-pin QFN | - | Lead-Free, RoHS Compliant |
| Operating Temperature | -40 to 85 | °C | Industrial Range |
| Supply Voltage | 3.3 | V | Single Supply |
| ESD Protection | ±8kV HBM, ±15kV Air-Gap | - | IEC61000-4-2 Compliant |
| Data Rate | 10/100 | Mbps | Full/Half Duplex |
| Interface | MII/RMII/Turbo MII | - | Single Interface |
| VLAN Support | IEEE 802.1Q | - | 16 Groups |
| IGMP Monitoring | v1/v2/v3 | - | Multicast Filtering |
| Buffer RAM | 32K | Bytes | - |
| Forwarding Table | 512 Entries | - | - |
Key Features
- High-performance three-port managed Ethernet switch.
- Supports VLAN, QoS, and IGMP monitoring for efficient network management.
- Single MII/RMII/Turbo MII interface for flexible integration.
- Advanced ESD protection up to ±15kV air-gap discharge.
- Virtual PHY feature simplifies software development.
Applications
The LAN9303I-ABZJ is widely used in various applications, including cable and satellite set-top boxes, digital televisions, VoIP systems, home gateways, and industrial automation. Its compact design and advanced features make it suitable for environments requiring reliable and high-speed Ethernet switching. Additionally, it is used in test and measurement equipment, providing robust performance and ease of integration.
Q & A
1. What is the operating temperature range of the LAN9303I-ABZJ?
The LAN9303I-ABZJ operates within a temperature range of -40°C to 85°C, making it suitable for industrial applications.
2. Does the LAN9303I-ABZJ support VLAN?
Yes, it supports IEEE 802.1Q VLAN with up to 16 VLAN groups.
3. What is the maximum data rate supported by this component?
It supports data rates of 10/100 Mbps in full or half duplex mode.
4. What interfaces are supported by the LAN9303I-ABZJ?
It supports a single MII/RMII/Turbo MII interface.
5. Is the LAN9303I-ABZJ RoHS compliant?
Yes, it is lead-free and RoHS compliant.
6. What is the ESD protection level of this component?
It provides ESD protection up to ±8kV HBM and ±15kV air-gap discharge.
7. Does it support IGMP monitoring?
Yes, it supports IGMP v1/v2/v3 for multicast packet filtering.
8. What is the buffer RAM size?
The buffer RAM size is 32K bytes.
9. Can the LAN9303I-ABZJ be used in industrial automation systems?
Yes, it is designed for industrial applications, including automation systems.
10. What is the package type of the LAN9303I-ABZJ?
It comes in a 56-pin QFN package.
