Overview
The SJA1105QELY from NXP Semiconductors is an automotive-grade Ethernet switch designed to provide a versatile and reliable solution for in-vehicle networking. This component is optimized for harsh automotive environments and offers advanced features to enhance network security, performance, and efficiency.
Key Specifications
| Specification | Details |
|---|---|
| Manufacturer Part Number | SJA1105QELY |
| Manufacturer | NXP Semiconductors |
| Package | 159-pin LFBGA (12x12) |
| Operating Temperature | -40°C to 125°C |
| Voltage Supply Range | 1.65V to 3.6V |
| Current Supply Requirements | 3.5mA |
| Interface | SPI, MII/RMII/RGMII, SGMII |
| Compliance | IEEE 802.3, AEC-Q100 Rev-H, ISO 26262 ASIL-A |
| Ports | 5-port store and forward architecture, each port configurable to 10/100/1000Mbit/s |
Key Features
- Ethernet switch functionality with support for IEEE Audio Video Bridging (AVB) and Time-Sensitive Networking (TSN) standards.
- Compliant with IEEE 802.3 standards and Automotive Ethernet standards.
- Integrated PHY for simplified design.
- Priority-based QoS handling as specified in IEEE 802.1Q.
- Per-port priority remapping and 8 configurable egress queues per port.
- Hardware support for IEEE 802.1AS timestamping and IEEE 802.1Qav AVB traffic shaping.
- Frame mirroring and retagging for enhanced diagnostics.
- Security features including frame white/blacklisting, port-reachability, and address learning restriction.
- Low power consumption and high operating temperature range suitable for harsh in-vehicle environments.
- AEC-Q100 qualification and ISO 26262 ASIL-A compliance ensure reliability and safety.
Applications
The SJA1105QELY is primarily designed for automotive applications, particularly in-vehicle networking. It is suitable for various use cases such as:
- In-vehicle Ethernet networks for data communication and entertainment systems.
- Advanced driver-assistance systems (ADAS) requiring high-speed and reliable data transfer.
- Automotive infotainment systems and telematics.
- Vehicle-to-everything (V2X) communication systems.
Q & A
- What is the SJA1105QELY?
The SJA1105QELY is an automotive-grade Ethernet switch from NXP Semiconductors, designed for in-vehicle networking.
- What are the key features of the SJA1105QELY?
Key features include Ethernet switch functionality, SPI interface, compliance with IEEE 802.3 and Automotive Ethernet standards, integrated PHY, and advanced security features.
- What is the operating temperature range of the SJA1105QELY?
The operating temperature range is -40°C to 125°C.
- How many ports does the SJA1105QELY have?
The SJA1105QELY has a 5-port store and forward architecture, with each port configurable to 10/100/1000Mbit/s.
- Is the SJA1105QELY compliant with automotive standards?
Yes, it is compliant with AEC-Q100 Rev-H and ISO 26262 ASIL-A standards.
- What are the power supply requirements of the SJA1105QELY?
The voltage supply range is 1.65V to 3.6V, and the current supply requirement is 3.5mA.
- Does the SJA1105QELY support advanced networking protocols?
Yes, it supports IEEE Audio Video Bridging (AVB) and Time-Sensitive Networking (TSN) standards.
- What security features does the SJA1105QELY offer?
The SJA1105QELY includes security features such as frame white/blacklisting, port-reachability, and address learning restriction.
- Is the SJA1105QELY suitable for harsh automotive environments?
Yes, it is designed to operate in harsh in-vehicle environments with its high operating temperature range and low power consumption.
- What is the package type of the SJA1105QELY?
The SJA1105QELY is supplied in a 159-pin LFBGA (12x12) package.
