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ADUM1252ASA+T
+StücklisteDGTL ISO 3KV 4CH CAN/I2C 8-SOIC
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #ADUM1252ASA+T
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Datenblatt ADUM1252ASA+T DataSheet
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Auf Lager5137
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | CAN, I2C |
| Isolated Power | Yes |
| Number of Channels | 4 |
| Inputs - Side 1 / Side 2 | 2/2 |
| Channel Type | Bidirectional |
| Voltage - Isolation | 3000Vrms |
| Common Mode Transient Immunity (Min) | 200kV/µs |
| Data Rate | 2MHz |
| Propagation Delay tp LH / tp HL (Max) | 50ns, 133.3ns |
| Pulse Width Distortion (Max) | 94.2ns |
| Rise / Fall Time (Typ) | -, 36.1ns |
| Voltage - Supply | 1.71V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
Übersicht
Description
Key features include:
1. High Isolation Voltage: It offers a high isolation voltage of 2.5 kVrms, making it suitable for industrial applications.
2. Low Power Consumption: The device is designed to minimize power usage, which is critical in systems where energy efficiency is a priority.
3. Wide Temperature Range: It operates effectively within a wide temperature range, enhancing its suitability for various environments.
4. Compact Package: Offered in a small, 8-lead SOIC package, it saves space on crowded PCBs.
This isolator is commonly used in applications like microcontroller interfaces, sensor interfaces, and data communication systems where electrical isolation is required to protect sensitive components.
Equivalent
1. Texas Instruments ISO7721: Dual-channel digital isolator.
2. Silicon Labs Si8621: Automotive-grade dual-channel isolator.
3. Broadcom ACPL-C79A: Dual-channel, high-speed digital isolator.
4. Maxim Integrated MAX14934: Dual-channel digital isolator.
These alternatives offer similar isolation capabilities and form factors, though specifications should be checked for exact compatibility.
Features
1. Isolation Rating: Provides reinforced isolation with a rating of up to 2500 Vrms, which is suitable for various industrial applications.
2. Data Rate: Supports data rates up to 25 Mbps, making it ideal for high-speed data transmission.
3. Low Power Consumption: Incorporates low power operation, reducing the demand on power supply resources.
4. Wide Temperature Range: Operates effectively over a temperature range of -40°C to +105°C, ensuring reliability in harsh environments.
5. Compact Package: Available in a small 8-lead SOIC package, facilitating easy integration into compact designs.
6. Robust Performance: Provides stable performance with low signal distortion and high noise immunity.
These features make the ADUM1252ASA+T suitable for applications requiring reliable digital isolation, such as in industrial automation, instrumentation, and communication systems.
Pinout
1. VDD1, VDD2: Power supply pins for each side of the isolator, providing the necessary operating voltage for the device.
2. GND1, GND2: Ground pins for each side, ensuring a common reference for the respective circuits.
3. SDA1, SDA2: Serial Data pins for I2C communication, allowing data transmission between the isolated sections.
4. SCL1, SCL2: Serial Clock pins for I2C communication, synchronizing the data transfer over the SDA lines.
The ADUM1252ASA+T supports I2C protocols, making it suitable for applications where isolated I2C communication is required. With its 8-pin configuration, this device offers reliable performance for isolating sensitive electronics in various industrial and consumer applications.
Manufacturer
Application
1. Industrial Automation: Ensures safe and noise-free communication between different parts of automation systems.
2. Power Supplies: Provides isolation in switched-mode power supplies to prevent ground loops and enhance safety.
3. Medical Equipment: Offers reliable data isolation to prevent electrical noise interference.
4. Telecommunications: Ensures signal integrity and isolation in communication infrastructures.
5. Instrumentation: Used in test and measurement equipment for safe and accurate data acquisition.
Its wide range of applications is due to its robustness, high-speed data transfer capabilities, and excellent isolation characteristics.