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ISO7221BDR
+BOMDGTL ISOLTR 2.5KV 2CH GP 8-SOIC
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ManufacturerTexas Instruments
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Mfr. Part #ISO7221BDR
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Datasheet ISO7221BDR DataSheet
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In Stock15950
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Specifications
| Attribute | Value |
| PartStatus | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| IsolatedPower | No |
| NumberofChannels | 2 |
| Inputs-Side1/Side2 | 1/1 |
| ChannelType | Unidirectional |
| Voltage-Isolation | 2500Vrms |
| CommonModeTransientImmunity(Min) | 25kV/µs |
| DataRate | 5Mbps |
| PropagationDelaytpLH/tpHL(Max) | 70ns, 70ns |
| PulseWidthDistortion(Max) | 3ns |
| Rise/FallTime(Typ) | 1ns, 1ns |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | ISO7221 |
Overview
Description
The ISO7221BDR is a digital isolator designed to provide galvanic isolation for digital signals. It is produced by Texas Instruments and is part of the ISO72xx family of isolators. The device is commonly used in applications where signal integrity and safety are critical, such as in industrial automation, medical equipment, and communication systems.
Key features of the ISO7221BDR include:
1. Channel Configuration: It is a dual-channel isolator.
2. Isolation Voltage: Provides isolation voltage up to 2500 Vrms.
3. Data Rate: Supports data rates up to 150 Mbps.
4. Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered devices.
5. Noise Immunity: Offers high noise immunity, ensuring reliable performance in noisy environments.
6. Package Size: Typically available in small SOIC packages, facilitating easy integration into PCBs.
The ISO7221BDR is designed to replace traditional optocouplers and provides a more efficient and reliable method for digital signal isolation, enhancing system performance and safety.
Key features of the ISO7221BDR include:
1. Channel Configuration: It is a dual-channel isolator.
2. Isolation Voltage: Provides isolation voltage up to 2500 Vrms.
3. Data Rate: Supports data rates up to 150 Mbps.
4. Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered devices.
5. Noise Immunity: Offers high noise immunity, ensuring reliable performance in noisy environments.
6. Package Size: Typically available in small SOIC packages, facilitating easy integration into PCBs.
The ISO7221BDR is designed to replace traditional optocouplers and provides a more efficient and reliable method for digital signal isolation, enhancing system performance and safety.
Equivalent
The ISO7221BDR is a dual-channel digital isolator. Equivalent products include:
1. ADuM1201 from Analog Devices
2. SI8621 from Silicon Labs
3. MAX14933 from Maxim Integrated
4. HCPL-0600 from Broadcom
These alternatives provide similar functionality, such as digital signal isolation, and can be considered based on specific application requirements. Always verify specifications to ensure compatibility with your design needs.
1. ADuM1201 from Analog Devices
2. SI8621 from Silicon Labs
3. MAX14933 from Maxim Integrated
4. HCPL-0600 from Broadcom
These alternatives provide similar functionality, such as digital signal isolation, and can be considered based on specific application requirements. Always verify specifications to ensure compatibility with your design needs.
Features
The ISO7221BDR is a dual-channel digital isolator designed for signal isolation in various electronic applications. Key features include:
1. Isolation Voltage: Provides a high isolation voltage of up to 2500 Vrms, ensuring safety and signal integrity across isolated domains.
2. Data Rate: Supports a high data rate of up to 150 Mbps, suitable for high-speed communication needs.
3. Logic Signal Compatibility: Compatible with 3.3V and 5V logic levels, allowing flexibility in interfacing with different systems.
4. Low Propagation Delay: Offers a low propagation delay of approximately 10 ns, enabling fast signal transmission.
5. Noise Immunity: Provides robust electromagnetic compatibility and noise immunity, ensuring reliable performance in electrically noisy environments.
6. Wide Temperature Range: Operates efficiently across a wide temperature range, typically from -40°C to 125°C, making it suitable for industrial applications.
7. Package: Available in SOIC packages, facilitating easy integration into standard PCB designs.
The ISO7221BDR is ideal for applications requiring galvanic isolation, such as industrial automation, power supply circuits, and communication systems.
1. Isolation Voltage: Provides a high isolation voltage of up to 2500 Vrms, ensuring safety and signal integrity across isolated domains.
2. Data Rate: Supports a high data rate of up to 150 Mbps, suitable for high-speed communication needs.
3. Logic Signal Compatibility: Compatible with 3.3V and 5V logic levels, allowing flexibility in interfacing with different systems.
4. Low Propagation Delay: Offers a low propagation delay of approximately 10 ns, enabling fast signal transmission.
5. Noise Immunity: Provides robust electromagnetic compatibility and noise immunity, ensuring reliable performance in electrically noisy environments.
6. Wide Temperature Range: Operates efficiently across a wide temperature range, typically from -40°C to 125°C, making it suitable for industrial applications.
7. Package: Available in SOIC packages, facilitating easy integration into standard PCB designs.
The ISO7221BDR is ideal for applications requiring galvanic isolation, such as industrial automation, power supply circuits, and communication systems.
Pinout
The ISO7221BDR is a digital isolator manufactured by Texas Instruments. It features a dual-channel design and comes in an 8-pin package, specifically a small-outline package (SOIC). The pin configuration for the ISO7221BDR is as follows:
1. VCC1 (Pin 1): Power supply input for the primary side.
2. IN1 (Pin 2): Data input for channel 1.
3. IN2 (Pin 3): Data input for channel 2.
4. GND1 (Pin 4): Ground reference for the primary side.
5. OUT2 (Pin 5): Data output for channel 2.
6. OUT1 (Pin 6): Data output for channel 1.
7. GND2 (Pin 7): Ground reference for the secondary side.
8. VCC2 (Pin 8): Power supply input for the secondary side.
The ISO7221BDR is used for isolating digital signals and provides galvanic isolation between its input and output, ensuring signal integrity and protection in applications that require electrical isolation.
1. VCC1 (Pin 1): Power supply input for the primary side.
2. IN1 (Pin 2): Data input for channel 1.
3. IN2 (Pin 3): Data input for channel 2.
4. GND1 (Pin 4): Ground reference for the primary side.
5. OUT2 (Pin 5): Data output for channel 2.
6. OUT1 (Pin 6): Data output for channel 1.
7. GND2 (Pin 7): Ground reference for the secondary side.
8. VCC2 (Pin 8): Power supply input for the secondary side.
The ISO7221BDR is used for isolating digital signals and provides galvanic isolation between its input and output, ensuring signal integrity and protection in applications that require electrical isolation.
Manufacturer
The ISO7221BDR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic devices across numerous industries. TI is known for its innovations in analog and embedded processing technologies, and it provides a wide range of products for applications in automotive, industrial, personal electronics, and communications equipment. The company is recognized for its focus on developing high-performance, energy-efficient products that contribute to advancements in technology and electronics.
Application
The ISO7221BDR is a dual-channel digital isolator designed for applications requiring electrical isolation and signal integrity. Key application areas include:
1. Industrial Automation: Protects communication interfaces in PLCs and sensors from high voltages.
2. Medical Equipment: Ensures patient safety by isolating sensitive electronics from power surges.
3. Power Electronics: Used in inverters and motor drives to isolate control circuits.
4. Telecommunications: Protects data lines in routers and switches from surges.
5. Automotive Systems: Isolates high-voltage domains in electric and hybrid vehicles, enhancing safety.
These isolators provide robust protection against electrical noise and voltage spikes, ensuring reliable data transmission.
1. Industrial Automation: Protects communication interfaces in PLCs and sensors from high voltages.
2. Medical Equipment: Ensures patient safety by isolating sensitive electronics from power surges.
3. Power Electronics: Used in inverters and motor drives to isolate control circuits.
4. Telecommunications: Protects data lines in routers and switches from surges.
5. Automotive Systems: Isolates high-voltage domains in electric and hybrid vehicles, enhancing safety.
These isolators provide robust protection against electrical noise and voltage spikes, ensuring reliable data transmission.
Package
The ISO7221BDR is a digital isolator in a Small Outline Integrated Circuit (SOIC) package. Specifically, it is an 8-pin SOIC package, which is commonly used for compact and efficient isolation solutions in electronic circuits.
