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USB2514B/M2
+BOMIC HUB CTLR 4PORT USB 2.0 HS 36S
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メーカーマイクロチップ・テクノロジー
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メーカー品番 #USB2514B/M2
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データシート USB2514B/M2 DataSheet
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パッケージ 36-VFQFNExposedPad
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在庫状況5899
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tray |
| ProductStatus | Active |
| Protocol | USB |
| Function | Hub Controller |
| Interface | USB |
| Voltage-Supply | 3V ~ 3.6V |
| Current-Supply | 70mA |
| OperatingTemperature | 0°C ~ 85°C |
| Package/Case | 36-VFQFN Exposed Pad |
概要
Description
Key features include low power consumption, support for both bus- and self-powered operation, and compatibility with USB Battery Charging Specification 1.1. It supports individual or ganged power control and overcurrent sensing for each downstream port. The USB2514B/M2 also allows for configuration via an on-chip EEPROM or through an SMBus interface, enabling flexible customization to suit specific application needs.
With its compact design, the USB2514B/M2 is ideal for applications in consumer electronics, embedded systems, and PCs where space and power efficiency are crucial. It eases the integration of additional USB ports into devices, enhancing connectivity and user convenience.
Equivalent
1. Microchip USB2514BI - Similar Microchip part with industrial temperature range.
2. Texas Instruments TUSB4041 - A 4-port USB 2.0 hub.
3. Cypress CY7C65632 - 4-port USB 2.0 hub controller.
4. Renesas uPD720114 - 4-port USB 2.0 hub controller.
These alternatives offer similar features like multiple downstream ports, USB 2.0 compliance, and compatibility with various operating systems. Always check specific requirements and datasheets to ensure compatibility.
Features
The USB2514B/M2 features configurable port mapping and disabling, allowing for flexibility in hub implementations. It includes individual or ganged power control configurations and overcurrent sensing for each downstream port. With integrated termination resistors and pull-up resistors, it simplifies PCB design.
The controller also provides optional battery charging support, helping to charge connected devices more efficiently. It incorporates a low-power, crystal-less design by using an on-chip oscillator. The USB2514B/M2 is packaged in a compact 36-pin QFN, making it suitable for space-constrained environments. Additionally, it supports a comprehensive set of configurable features via an external EEPROM or SMBus interface.
Pinout
Key functions of the USB2514B/M2 include:
1. USB 2.0 Compliance: Supports hi-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5 Mbps) modes.
2. Multiple Ports: It supports up to four downstream USB ports, allowing for the connection of multiple USB devices.
3. Low Power Consumption: Includes advanced power saving features for reduced power usage.
4. Port Mapping and Disabling: Offers configurable options to map or disable ports based on the application requirements.
5. LED Indicators: Supports individual port indicators for activity and connection status.
6. Power Management: Integrated support for power switching and over-current protection.
For detailed pin assignments and specific configuration options, consulting the official datasheet from Microchip is recommended.