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LAN9514-JZX
+BOMIC USB 2.0 ETHER CTRLR 64QFN
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #LAN9514-JZX
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Bảng dữ liệu LAN9514-JZX DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tray |
| ProductStatus | Active |
| Protocol | Ethernet |
| Function | Bridge, USB to Ethernet |
| Interface | USB |
| Standards | USB 2.0, 10/100 Base-T/TX PHY |
| Voltage-Supply | 1.8V, 3.3V |
| Current-Supply | 288mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 64-VFQFN Exposed Pad |
Tổng quan
Description
Key features include support for full-speed (12 Mbps) and high-speed (480 Mbps) USB data rates, IEEE 802.3-compliant Ethernet operation, and PHY support for MII/RMII interfaces. The chip also includes internal EEPROM for storing configuration settings, enabling easy configuration and customization. Its compact package makes it ideal for space-constrained applications.
The LAN9514-JZX is widely used in products like networked printers, digital signage, and media players due to its reliability and performance. Its integration of multiple functionalities into a single chip simplifies design, reduces component count, and minimizes board space requirements.
Equivalent
1. Microchip's LAN9514, LAN9512
2. Realtek's RTL8153 (USB 3.0, slightly different specification)
3. SMSC's LAN9500 series
4. ASIX's AX88772 (with different configurations)
These alternatives may have variations in specifications, so it's important to check compatibility with specific requirements.
Features
1. USB Hub Functionality: It provides four downstream USB 2.0 ports with backward compatibility to USB 1.1, allowing connectivity of multiple USB devices.
2. Ethernet Controller: Integrated 10/100 Mbps Ethernet controller supports full-duplex operation, ensuring reliable network connectivity.
3. Energy Efficiency: Features Energy Efficient Ethernet (EEE) and power management options to reduce power consumption, making it suitable for green applications.
4. Integrated PHY: The device includes an integrated PHY for each port, simplifying design and lowering total system cost.
5. Compliance: It complies with USB 2.0 and IEEE 802.3/802.3u standards, ensuring interoperability with other devices.
6. Versatile Design: Suitable for embedded applications, including set-top boxes, gaming consoles, and networked appliances.
7. Package: The LAN9514-JZX is available in a 64-pin QFN package, offering a compact solution for space-constrained designs.
These features make it a versatile choice for adding USB and Ethernet capabilities to a variety of devices.
Pinout
1. USB Hub Functionality: It provides a 4-port USB 2.0 compliant hub, allowing multiple USB devices to be connected to a single USB host controller.
2. Ethernet Controller: It includes an embedded Ethernet controller that provides 10/100 Mbps Ethernet connectivity over USB, making it ideal for network interfacing in embedded systems.
3. Miscellaneous Features: The LAN9514 also includes support for power management, EEPROM interface for storing configuration data, and PHY (Physical Layer Transceiver) for network communication.
These functionalities make it suitable for applications requiring both USB expansion and network connectivity, particularly in embedded systems where space and interface options are limited.