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DS1231S-50
Product Overview
Category
The DS1231S-50 belongs to the category of integrated circuits (ICs).
Use
This product is primarily used for voltage monitoring and power supply supervision in electronic systems.
Characteristics
- Voltage monitoring: The DS1231S-50 provides accurate monitoring of the power supply voltage.
- Power supply supervision: It ensures proper functioning of the system by monitoring the power supply and generating reset signals when necessary.
Package
The DS1231S-50 is available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.
Essence
The essence of DS1231S-50 lies in its ability to monitor voltage levels and provide reliable power supply supervision, ensuring the stability and integrity of electronic systems.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Supply Voltage Range: 4.5V to 5.5V
- Operating Temperature Range: -40°C to +85°C
- Reset Threshold Voltage: 4.65V
- Reset Timeout Period: 50ms (typical)
Detailed Pin Configuration
The DS1231S-50 has the following pin configuration:
- GND (Ground)
- RESET (Reset Output)
- VCC (Power Supply)
- MR (Manual Reset Input)
- GND (Ground)
- GND (Ground)
- GND (Ground)
- VCC (Power Supply)
Functional Features
- Voltage Monitoring: The DS1231S-50 continuously monitors the power supply voltage and compares it to the reset threshold voltage.
- Power Supply Supervision: If the monitored voltage falls below the reset threshold voltage, the DS1231S-50 generates a reset signal to ensure proper system operation.
- Manual Reset: The MR pin allows for manual reset of the system, overriding the voltage monitoring function temporarily.
Advantages and Disadvantages
Advantages
- Accurate voltage monitoring ensures system stability.
- Reliable power supply supervision prevents system malfunction.
- Manual reset option provides flexibility in system control.
Disadvantages
- Limited operating temperature range (-40°C to +85°C).
- Requires an external power supply within the specified voltage range.
Working Principles
The DS1231S-50 operates by continuously monitoring the power supply voltage using an internal voltage comparator. If the voltage falls below the reset threshold, it triggers a reset signal. The manual reset input allows for user intervention when necessary.
Detailed Application Field Plans
The DS1231S-50 finds applications in various electronic systems, including but not limited to: - Industrial automation - Automotive electronics - Consumer electronics - Medical devices - Telecommunications equipment
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the DS1231S-50 include: - MAX1231 - LTC1231 - MCP1231
These alternatives can be considered based on specific requirements and compatibility with the target system.
In conclusion, the DS1231S-50 is an integrated circuit used for voltage monitoring and power supply supervision. It offers accurate monitoring, reliable supervision, and a manual reset option. With its compact package and wide application field, it serves as a crucial component in various electronic systems.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací DS1231S-50 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of DS1231S-50 in technical solutions:
Q1: What is DS1231S-50? A1: DS1231S-50 is a specific model of a temperature sensor and watchdog timer integrated circuit.
Q2: What is the operating voltage range of DS1231S-50? A2: The operating voltage range of DS1231S-50 is typically between 4.5V and 5.5V.
Q3: How does DS1231S-50 measure temperature? A3: DS1231S-50 measures temperature using an internal temperature sensor and provides a digital output representing the measured temperature.
Q4: Can DS1231S-50 be used for temperature monitoring in industrial applications? A4: Yes, DS1231S-50 can be used for temperature monitoring in various industrial applications due to its wide operating temperature range and accuracy.
Q5: What is the purpose of the watchdog timer in DS1231S-50? A5: The watchdog timer in DS1231S-50 is designed to monitor the operation of a microcontroller or system and reset it if necessary, preventing system lock-ups or malfunctions.
Q6: How can I interface DS1231S-50 with a microcontroller? A6: DS1231S-50 communicates with a microcontroller through a simple serial interface, typically using the I2C protocol.
Q7: Does DS1231S-50 have any built-in alarm functionality? A7: Yes, DS1231S-50 has programmable high and low temperature alarm thresholds that can trigger an interrupt or other actions when crossed.
Q8: Can DS1231S-50 operate in battery-powered applications? A8: Yes, DS1231S-50 is designed to operate in low-power applications and can be used in battery-powered systems.
Q9: Is DS1231S-50 suitable for automotive applications? A9: Yes, DS1231S-50 is suitable for automotive applications as it meets the necessary temperature and reliability requirements.
Q10: Are there any evaluation boards or development kits available for DS1231S-50? A10: Yes, Maxim Integrated provides evaluation boards and development kits that can help in the prototyping and testing of DS1231S-50 in various technical solutions.
Please note that these answers are general and may vary depending on specific application requirements.