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DGTL ISOLTR 4KV 2CH GP 8-SOIC
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ManufacturerTexas Instruments
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Mfr. Part #ISO7221CQDRQ1
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Datasheet ISO7221CQDRQ1 DataSheet
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In Stock17271
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Specifications
| Attribute | Value |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 2 |
| Inputs - Side 1 / Side 2 | 1/1 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 4000Vpk |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 25Mbps |
| Propagation Delay tp LH / tp HL (Max) | 42ns, 42ns |
| Pulse Width Distortion (Max) | 2ns |
| Rise / Fall Time (Typ) | 1ns, 1ns |
| 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 | ISO7221 |
| Grade | Automotive |
| Qualification | AEC-Q100 |
Overview
Description
Equivalent
Features
1. Isolation Channels: Two unidirectional channels, supporting data rates up to 25 Mbps.
2. Wide Temperature Range: Operates between -40°C and 125°C, suitable for automotive environments.
3. Low Power Consumption: Low supply current, enhancing efficiency.
4. High CMTI: Common-mode transient immunity greater than 25 kV/µs, improving noise rejection.
5. Fail-Safe Features: Includes fail-safe output for open, short, or power-down conditions.
6. Package: Comes in an SOIC-16 package, facilitating compact design.
7. AEC-Q100 Qualified: Meets automotive industry standards for reliability.
These features make the ISO7221CQDRQ1 ideal for isolating data lines in automotive systems, protecting microcontrollers or processors from high-voltage anomalies, and ensuring reliable operation in harsh conditions.
Pinout
The pin functions are as follows:
1. VCC1: Power supply input for the input side.
2. INA: Input for Channel A.
3. INB: Input for Channel B.
4. GND1: Ground for the input side.
5. GND2: Ground for the output side.
6. OUTB: Output for Channel B.
7. OUTA: Output for Channel A.
8. VCC2: Power supply input for the output side.
The device is used to provide galvanic isolation for digital signals, which helps in protecting sensitive components from high voltages and ensuring signal integrity in noisy environments.
Manufacturer
Application
1. Automotive Systems: Used in interfaces between different voltage domains, ensuring safety and signal integrity.
2. Industrial Automation: Enhances communication reliability in noisy environments.
3. Power Electronics: Provides isolation in power conversion systems to prevent ground loops.
4. Medical Equipment: Ensures patient safety by isolating sensitive electronic components.
5. Communication Systems: Used in isolating data communication lines to prevent interference.
Its high-speed operation and robust isolation capabilities make it suitable for safety-critical applications.