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ISO7742DWR
+物料清單DGTL ISOLTR 5KV 4CH GP 16-SOIC
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製造商德州儀器
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製造商部分 #ISO7742DWR
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有存貨14396
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 4 |
| Inputs - Side 1/Side 2 | 2/2 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 5000Vrms |
| Common Mode Transient Immunity (Min) | 85kV/µs |
| Data Rate | 100Mbps |
| Propagation Delay tpLH / tpHL (Max) | 16ns, 16ns |
| Pulse Width Distortion (Max) | 4.9ns |
| Rise / Fall Time (Typ) | 2.4ns, 2.4ns |
| Voltage - Supply | 2.25V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 16-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 16-SOIC |
| Base Product Number | ISO7742 |
概述
Description
Key features of the ISO7742DWR include high-speed data transmission, a wide supply range, and low power consumption, making it suitable for industrial and automotive applications. It provides reinforced isolation, ensuring that the data transfer between separated grounds is safe and reliable, which is essential in preventing ground loop issues and protecting against high voltages.
With a data rate of up to 100 Mbps and robust electromagnetic compatibility, the ISO7742DWR is ideal for high-speed communication protocols. Its isolation capabilities also help in enhancing system safety by providing protection against electrical shocks and surges.
Equivalent
1. ADuM342E by Analog Devices: A quad-channel digital isolator with similar isolation capabilities.
2. Si86xx series by Silicon Labs: Offers various configurations of digital isolators with similar specifications.
3. MAX14434 by Maxim Integrated: Another quad-channel isolator with comparable data rates and isolation ratings.
Ensure to compare specific parameters like channel configuration, data rate, and isolation voltage for compatibility.
Features
1. Isolation: Provides robust galvanic isolation with a high isolation voltage, suitable for separating different ground potentials.
2. Data Rate: Supports high data rates up to 100 Mbps, making it ideal for fast digital communication.
3. Channels: Offers four independent channels, allowing for versatile signal transmission.
4. Wide Supply Range: Operates over a wide supply voltage range, enhancing flexibility in various applications.
5. Low Power Consumption: Designed for energy efficiency, reducing overall system power demands.
6. Noise Immunity: Features excellent noise immunity with a common-mode transient immunity (CMTI) of 100 kV/µs, crucial for maintaining data integrity in noisy environments.
7. Temperature Range: Functions over a broad temperature range, making it suitable for industrial applications.
8. Package Options: Available in standard SOIC package, facilitating easy integration into circuit designs.
These features make the ISO7742DWR ideal for applications requiring reliable digital signal isolation, such as industrial automation, power electronics, and data communication systems.
Pinout
Functionally, the ISO7742DWR offers galvanic isolation, which means it electrically separates different sections of a circuit to prevent current flow while allowing signal and power transfer. This is critical for protecting sensitive components from high voltages and noise, ensuring reliable operation in industrial environments. The device supports data rates up to 100 Mbps with low power consumption, making it suitable for applications like industrial automation, motor control, and power delivery systems.
The pins are typically organized for channel input and output, power supply connections, and ground connections. For exact pin configuration, referring to the manufacturer’s datasheet is recommended, as it provides detailed information on the pin assignments and electrical characteristics specific to the ISO7742DWR.
Manufacturer
Application
1. Industrial Automation: Protects sensitive components from high voltage and noise in automated systems.
2. Medical Equipment: Ensures patient safety by electrically isolating patient-connected instruments.
3. Power Electronics: Used in inverters, converters, and motor drives for noise reduction and protection.
4. Automotive Systems: Provides isolation in electric and hybrid vehicle systems.
5. Telecommunications: Maintains signal integrity in communication devices by isolating data lines.
These isolators enhance safety and performance by preventing ground loops and electrical interference.