SP721ABG
Product Overview
Category: Integrated Circuit
Use: Voltage Supervisor
Characteristics: Low power consumption, high accuracy
Package: SOIC-8
Essence: Monitors voltage levels and provides reset signals
Packaging/Quantity: Tape & Reel, 2500 units per reel
Specifications
- Input Voltage Range: 1.2V to 5.5V
- Reset Threshold Options: 4.63V, 4.38V, 4.00V, 3.08V
- Quiescent Current: 6µA (typical)
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
- VDD
- GND
- MR
- RESET
- GND
- RESET
- RESET
- VDD
Functional Features
- Monitors system voltage
- Provides reset signal during power-up and power-down
- Adjustable reset threshold options
- Low power consumption
Advantages
- Wide input voltage range
- High accuracy
- Small package size
- Low quiescent current
Disadvantages
- Limited number of reset threshold options
- Operating temperature range may not be suitable for extreme environments
Working Principles
The SP721ABG monitors the system voltage and generates a reset signal when the voltage falls below a predetermined threshold. It ensures reliable operation of microcontrollers, DSPs, and other digital systems by preventing erratic behavior during power transitions.
Detailed Application Field Plans
- Embedded systems
- Industrial automation
- Consumer electronics
- Automotive applications
Detailed and Complete Alternative Models
- MAX809
- ADM811
- TPS3808
This integrated circuit is widely used in various applications due to its low power consumption, high accuracy, and small package size. Its ability to monitor voltage levels and provide reset signals makes it an essential component in ensuring the stability and reliability of electronic systems.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SP721ABG :n soveltamiseen teknisissä ratkaisuissa
What is the SP721ABG?
- The SP721ABG is a precision, low-voltage, micro-power voltage supervisor designed for use in microprocessor systems.
What is the operating voltage range of the SP721ABG?
- The operating voltage range of the SP721ABG is typically 0.7V to 5.5V.
What is the purpose of the SP721ABG in technical solutions?
- The SP721ABG is used to monitor the power supply voltage and provide a reset signal to the microprocessor when the voltage falls below a certain threshold.
How does the SP721ABG help in preventing data corruption in microprocessor systems?
- The SP721ABG ensures that the microprocessor is held in reset until the power supply voltage has reached a stable and acceptable level, preventing data corruption during power-up and power-down events.
Can the SP721ABG be used in battery-powered applications?
- Yes, the SP721ABG's low quiescent current makes it suitable for battery-powered applications where power consumption is a concern.
What is the typical response time of the SP721ABG?
- The typical response time of the SP721ABG is in the order of microseconds, ensuring rapid detection and response to voltage fluctuations.
Is the SP721ABG suitable for use in automotive electronics?
- Yes, the SP721ABG is designed to operate in harsh environments and is suitable for automotive electronics applications.
Does the SP721ABG have built-in hysteresis?
- Yes, the SP721ABG features built-in hysteresis to prevent erratic operation due to noise or voltage fluctuations.
What is the temperature range for the SP721ABG?
- The SP721ABG is specified to operate over a temperature range of -40°C to 85°C, making it suitable for a wide range of environmental conditions.
Are there any application notes or reference designs available for using the SP721ABG in technical solutions?
- Yes, application notes and reference designs are available from the manufacturer to assist in the proper implementation of the SP721ABG in various technical solutions.