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ADM693AARWZ
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Monitor and Reset Generator
- Characteristics:
- Monitors the power supply voltage of a system
- Generates a reset signal when the voltage falls below a specified threshold
- Ensures proper system operation by resetting the system when necessary
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: Voltage monitoring and reset generation
- Packaging/Quantity: Comes in a reel with 2500 units
Specifications
- Supply Voltage Range: 1.2V to 5.5V
- Threshold Voltage Options: 4.63V, 4.38V, 4.00V, 3.08V, 2.93V, 2.63V, 2.32V, 2.06V
- Reset Timeout Period: 140ms (min)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The ADM693AARWZ has the following pin configuration:
- VCC: Power supply input
- GND: Ground reference
- MR: Manual reset input
- RESET: Reset output
- VTH: Voltage threshold selection input
Functional Features
- Monitors the power supply voltage continuously
- Generates a reset signal when the voltage drops below the selected threshold
- Provides a manual reset option through the MR pin
- Reset signal remains active for a minimum timeout period after voltage recovery
Advantages
- Simple and reliable voltage monitoring and reset generation solution
- Wide supply voltage range allows compatibility with various systems
- Multiple threshold voltage options provide flexibility for different applications
- Manual reset option adds flexibility for system debugging and testing
- Low power consumption
Disadvantages
- Fixed reset timeout period may not be suitable for all applications
- Limited number of threshold voltage options
Working Principles
The ADM693AARWZ operates by continuously monitoring the power supply voltage using an internal voltage comparator. When the voltage falls below the selected threshold, the reset output is activated. The reset signal remains active for a minimum timeout period after the voltage recovers above the threshold.
Detailed Application Field Plans
The ADM693AARWZ is commonly used in various electronic systems where reliable voltage monitoring and reset generation are critical. Some application fields include:
- Microcontrollers and microprocessors
- Embedded systems
- Industrial control systems
- Communication equipment
- Power management systems
Alternative Models
- ADM691A: Similar functionality with different package options (PDIP, CDIP)
- ADM695A: Enhanced version with additional features (watchdog timer, adjustable reset timeout)
Note: This is a sample entry and may not reflect the actual specifications or characteristics of the ADM693AARWZ. Please refer to the official datasheet for accurate information.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng ADM693AARWZ trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of ADM693AARWZ in technical solutions:
Q: What is ADM693AARWZ? A: ADM693AARWZ is a voltage monitor and reset circuit IC (integrated circuit) commonly used in electronic systems.
Q: What is the purpose of ADM693AARWZ? A: The purpose of ADM693AARWZ is to monitor the power supply voltage and generate a reset signal when the voltage falls below a certain threshold.
Q: How does ADM693AARWZ work? A: ADM693AARWZ continuously monitors the power supply voltage using an internal comparator. When the voltage drops below the specified threshold, it asserts the reset signal.
Q: What is the voltage range supported by ADM693AARWZ? A: ADM693AARWZ supports a wide voltage range typically from 2.7V to 5.5V.
Q: Can ADM693AARWZ be used with different microcontrollers or processors? A: Yes, ADM693AARWZ can be used with various microcontrollers, processors, or other digital logic devices that require a reliable reset signal.
Q: Is ADM693AARWZ suitable for battery-powered applications? A: Yes, ADM693AARWZ is suitable for battery-powered applications as it has low quiescent current and operates over a wide voltage range.
Q: Does ADM693AARWZ have any built-in delay for the reset signal? A: Yes, ADM693AARWZ provides a fixed delay of typically 140ms to ensure stable power supply before releasing the reset signal.
Q: Can ADM693AARWZ be used in automotive applications? A: Yes, ADM693AARWZ is suitable for automotive applications as it meets the required specifications for temperature range and reliability.
Q: Does ADM693AARWZ have any additional features? A: Yes, ADM693AARWZ includes a watchdog timer function that can be used to monitor the system's operation and generate a reset if necessary.
Q: Are there any application notes or reference designs available for ADM693AARWZ? A: Yes, Analog Devices provides application notes and reference designs that can help in implementing ADM693AARWZ in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific requirements and datasheet specifications. It is always recommended to refer to the official documentation and consult with technical experts for accurate information.