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ASM811SEUSF-T
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Supervisor
Characteristics: - Monitors the power supply voltage of a system - Generates a reset signal when the voltage falls below a specified threshold - Ensures proper operation and prevents data corruption during power fluctuations - Suitable for use in various electronic devices
Package: Small Outline Transistor (SOT-23)
Essence: Voltage monitoring and reset generation
Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Supply Voltage Range: 1.8V to 5.5V
- Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V
- Reset Timeout Period: 140ms (typical)
- Quiescent Current: 1µA (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The ASM811SEUSF-T has three pins:
- VDD: Power supply input pin (+1.8V to +5.5V)
- GND: Ground reference pin
- RESET: Output pin that generates a reset signal when the monitored voltage drops below the threshold
Functional Features
- Voltage Monitoring: The ASM811SEUSF-T continuously monitors the power supply voltage.
- Reset Generation: When the voltage falls below the specified threshold, the IC generates a reset signal.
- Adjustable Threshold: The reset threshold voltage can be selected from multiple options.
- Reset Timeout: The IC ensures a minimum reset pulse width of 140ms to allow the system to stabilize.
- Low Power Consumption: The quiescent current is very low, ensuring minimal power consumption.
Advantages and Disadvantages
Advantages: - Reliable voltage monitoring and reset generation - Adjustable threshold for flexibility in different applications - Low power consumption for energy-efficient designs - Small package size for space-constrained designs
Disadvantages: - Limited reset timeout period may not be suitable for all applications - Single-channel design, not suitable for multi-voltage systems
Working Principles
The ASM811SEUSF-T operates by comparing the supply voltage with the selected threshold voltage. When the supply voltage drops below the threshold, the IC generates a reset signal. This signal remains active for a minimum duration of 140ms to ensure proper system stabilization during power fluctuations.
Detailed Application Field Plans
The ASM811SEUSF-T is widely used in various electronic devices that require reliable voltage monitoring and reset generation. Some common application fields include:
- Microcontrollers: Ensures proper operation and prevents data corruption during power supply variations.
- Industrial Control Systems: Provides stable reset signals to maintain system integrity.
- Automotive Electronics: Monitors battery voltage and generates reset signals to protect critical systems.
- Consumer Electronics: Protects sensitive components from voltage fluctuations and ensures reliable operation.
Detailed and Complete Alternative Models
- ASM810LEUSF-T: Similar functionality with a different reset timeout period (120ms).
- ASM812REUSF-T: Dual-channel voltage supervisor for multi-voltage systems.
- ASM813TEUSF-T: Voltage supervisor with adjustable threshold and longer reset timeout (200ms).
These alternative models offer similar features but may have slight differences in specifications or additional functionalities.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ASM811SEUSF-T en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of ASM811SEUSF-T in technical solutions:
1. What is ASM811SEUSF-T? - ASM811SEUSF-T is a specific model of an analog switch IC (Integrated Circuit) manufactured by a particular company.
2. What is the purpose of ASM811SEUSF-T? - The purpose of ASM811SEUSF-T is to provide signal routing and switching capabilities in electronic circuits.
3. What are the key features of ASM811SEUSF-T? - Some key features of ASM811SEUSF-T include low ON-resistance, low power consumption, wide voltage range, and compatibility with various digital and analog signals.
4. How can ASM811SEUSF-T be used in technical solutions? - ASM811SEUSF-T can be used in technical solutions where there is a need for signal routing or switching, such as audio/video systems, communication devices, test equipment, and industrial automation.
5. What is the maximum voltage rating of ASM811SEUSF-T? - The maximum voltage rating of ASM811SEUSF-T is typically specified by the manufacturer and can vary. It is important to refer to the datasheet for accurate information.
6. Can ASM811SEUSF-T handle high-frequency signals? - Yes, ASM811SEUSF-T is designed to handle high-frequency signals, making it suitable for applications that require fast switching speeds.
7. Is ASM811SEUSF-T compatible with both digital and analog signals? - Yes, ASM811SEUSF-T is compatible with both digital and analog signals, allowing it to be used in a wide range of applications.
8. Does ASM811SEUSF-T require external components for operation? - ASM811SEUSF-T may require some external components, such as decoupling capacitors or pull-up resistors, depending on the specific application. The datasheet provides guidance on the recommended circuit configuration.
9. Can ASM811SEUSF-T be controlled by a microcontroller? - Yes, ASM811SEUSF-T can be controlled by a microcontroller or any other digital control signal source using standard logic-level signals.
10. Are there any alternative ICs to ASM811SEUSF-T for similar applications? - Yes, there are alternative analog switch ICs available in the market that can be used for similar applications. It is recommended to compare datasheets and specifications to choose the most suitable option for a specific technical solution.
Please note that the answers provided here are general and may vary based on the specific requirements and datasheet of ASM811SEUSF-T.