ISOUSB111DWXR
Low Speed/Full Speed Isolated USB Repeater USB 2.0 3.3V/5V T/R 16-Pin SSOPISOUSB111DWXR
Low Speed/Full Speed Isolated USB Repeater USB 2.0 3.3V/5V T/R 16-Pin SSOP
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製造商零件號 # : ISOUSB111DWXR
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包裝/封裝: SSOP-16
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製造商: Texas Instruments
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產品分類 : Signal Buffers, Repeaters, Splitters
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ISOUSB111DWXR 數據表
目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
An outstanding feature of the ISOUSB111DWXR is its automatic role reversal capability, which allows for seamless support of USB On-The-Go (OTG) and Type-C Dual Role Port (DRP) implementations. This adds a level of flexibility and adaptability to the device, making it a valuable asset for designs requiring dynamic switching between host and peripheral modes
主要特徵
- Advanced error detection
- Robust communication protocols
- Persistent fault tolerance
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Rating | Catalog | Isolation rating | Reinforced |
Data rate (max) (MBps) | 12 | Working isolation voltage (VIOWM) (Vrms) | 1500 |
Surge isolation voltage (VIOSM) (VPK) | 12800 | Transient isolation voltage (VIOTM) (VPK) | 7071 |
Withstand isolation voltage (VISO) (Vrms) | 5000 | CMTI (min) (kV/µs) | 100 |
Operating temperature range (°C) | -40 to 125 |
常見問題解答
What is ISOUSB111DWXR?
The ISOUSB111DWXR is a USB Isolator IC (Integrated Circuit) designed by Silicon Labs. It is designed to provide galvanic isolation for USB 2.0 and USB 1.1 connections, ensuring safe and reliable data communication in industrial, medical, and automotive applications.
How Does ISOUSB111DWXR Work?
The ISOUSB111DWXR works by utilizing internal isolation technology to provide a barrier between the upstream USB host and the downstream USB device. This barrier ensures that any voltage potential differences or electrical noise between the host and the device are isolated, protecting both sides and maintaining reliable data communication.
How Many Pins does ISOUSB111DWXR have and What are the Functions of the Pinout Configuration?
The ISOUSB111DWXR is housed in a 16-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VREGIN: External power input for the internal voltage regulator.
- GND: Ground connection pin.
- D-\: Downstream USB data line (negative).
- D+\: Downstream USB data line (positive).
- VBUS1: Upstream USB power input.
- GND1: Upstream USB ground connection.
- D-\: Upstream USB data line (negative).
- D+\: Upstream USB data line (positive).
- VREGOUT: Regulated 3.3V output for downstream device power.
- GND2: Ground connection for the regulated output.
- NC: No connect pin.
- FLT1: Fault indicator output for VBUS1 or GND1 faults.
- FLT2: Fault indicator output for the downstream device power fault.
What are the Pros and Cons of ISOUSB111DWXR?
Pros:
- Galvanic Isolation: Provides robust isolation for USB data and power lines, enhancing system reliability and safety.
- USB 2.0 Compatible: Ensures compatibility with USB 2.0 and USB 1.1 connections for widespread applicability.
- Integrated Voltage Regulator: Includes an internal voltage regulator for providing power to the downstream USB device.
- Fault Indicators: Features fault indicators for diagnosing potential issues in the USB connections.
Cons:
- Complexity: Requires careful consideration of board layout and signal integrity for optimal performance.
- Cost: The inclusion of galvanic isolation and a voltage regulator may contribute to a higher component cost compared to non-isolated solutions.
Are There Any Equivalents/Alternatives to ISOUSB111DWXR for Recommendation?
- The ADUM3160 from Analog Devices is a similar USB isolator offering galvanic isolation for USB connections.
- Alternatives to the ISOUSB111DWXR include the TUSB2551 from Texas Instruments and the MAX3465 from Maxim Integrated.
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