圖片僅供參考
ISO1540DR
+物料清單DGTL ISOLTR 2.5KV 2CH I2C 8-SOIC
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製造商德州儀器
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製造商部分 #ISO1540DR
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | I2C |
| Isolated Power | No |
| Number of Channels | 2 |
| Inputs - Side 1/Side 2 | 2/2 |
| Channel Type | Bidirectional |
| Voltage - Isolation | 2500Vrms |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 1Mbps |
| Pulse Width Distortion (Max) | 80ns, 21ns |
| Voltage - Supply | 3V ~ 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 |
| Base Product Number | ISO1540 |
概述
Description
If you meant a different ISO standard, please provide more context or check the specific number. Alternatively, if ISO 1540-DR pertains to a specific field or recent development, it might be a draft or industry-specific document not yet widely available or recognized in public databases. Checking the ISO website or contacting industry experts may provide more precise information.
Equivalent
Features
1. Isolation: Provides galvanic isolation of up to 2500 VRMS, enhancing protection against high voltage transients.
2. Bidirectional Communication: Supports bidirectional communication, essential for I2C protocols.
3. Low Propagation Delay: Offers minimal propagation delay, maintaining signal integrity and speed across the isolation barrier.
4. Voltage Range: Accommodates a wide supply voltage range, typically 3.0V to 5.5V, compatible with various systems.
5. Temperature Range: Operates over an extended temperature range from -40°C to +125°C, suitable for industrial applications.
6. Package: Comes in a SOIC-8 package, making it compact and easy to integrate into PCB designs.
7. High Data Rate: Supports data rates up to 1 Mbps, suitable for most I2C applications.
8. Low Power Consumption: Designed for efficiency, minimizing power usage during operation.
This device is ideal for applications requiring robust isolation and reliable I2C communication, such as in industrial, automotive, and power systems.
Pinout
1. Pin Count: It has 8 pins.
2. Pin Functions:
- VCC1 (Pin 1): Power supply input for the side 1 of the isolator.
- SDA1 (Pin 2): Data line for the I2C bus on side 1.
- SCL1 (Pin 3): Clock line for the I2C bus on side 1.
- GND1 (Pin 4): Ground reference for side 1.
- GND2 (Pin 5): Ground reference for side 2.
- SDA2 (Pin 6): Data line for the I2C bus on side 2.
- SCL2 (Pin 7): Clock line for the I2C bus on side 2.
- VCC2 (Pin 8): Power supply input for the side 2 of the isolator.
The ISO1540DR provides bidirectional isolation for the SDA and SCL lines, allowing two separate I2C buses to communicate while maintaining galvanic isolation, which enhances signal integrity and reduces the risk of ground loops.