Voir les spécifications pour les détails du produit.
M41ST85WMX6TR
Introduction
The M41ST85WMX6TR is a part of the M41ST85W series of serial real-time clock (RTC) ICs. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.
Basic Information Overview
- Category: Serial Real-Time Clock (RTC) IC
- Use: The M41ST85WMX6TR is used to provide accurate timekeeping and timestamping for various electronic devices and systems.
- Characteristics: Low power consumption, high accuracy, small form factor, and compatibility with various microcontrollers and systems.
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: Accurate timekeeping and timestamping in a compact and efficient form factor.
- Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Operating Voltage: 1.8V to 5.5V
- Timekeeping Accuracy: ±5 ppm (parts per million)
- I2C Bus Interface: Compatible with I2C bus communication protocol
- Operating Temperature Range: -40°C to +85°C
- Clock Frequency: 32.768 kHz
- Battery Backup: Integrated battery backup for maintaining timekeeping during power loss
Detailed Pin Configuration
The M41ST85WMX6TR features a standard 8-pin SOIC package with the following pin configuration: 1. VBAT: Battery Input 2. GND: Ground 3. SCL: I2C Serial Clock 4. SDA: I2C Serial Data 5. NC: No Connection 6. VCC: Power Supply 7. NC: No Connection 8. NC: No Connection
Functional Features
- Accurate Timekeeping: The M41ST85WMX6TR provides precise timekeeping with low drift over temperature and voltage.
- Battery Backup: Integrated battery backup ensures that the RTC continues to operate and maintain accurate time in the event of a power failure.
- I2C Interface: The I2C bus interface allows for easy integration with various microcontrollers and systems.
- Alarm Function: The RTC includes alarm functionality for triggering events at specific times.
Advantages and Disadvantages
Advantages
- Low power consumption
- High timekeeping accuracy
- Compact form factor
- Wide operating voltage range
Disadvantages
- Limited onboard memory for additional data storage
- Dependency on an external battery for backup power
Working Principles
The M41ST85WMX6TR utilizes a highly stable 32.768 kHz crystal oscillator to maintain accurate timekeeping. When powered, the RTC operates using the main power supply and simultaneously charges the backup battery. In the event of a power loss, the integrated battery backup ensures continuous operation and maintains the current time.
Detailed Application Field Plans
The M41ST85WMX6TR is suitable for a wide range of applications, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Smart home appliances
Detailed and Complete Alternative Models
- M41ST85W: Similar specifications and features with different packaging options
- DS3231: Comparable RTC IC with extended temperature range and integrated temperature-compensated crystal oscillator (TCXO)
In conclusion, the M41ST85WMX6TR offers a reliable and efficient solution for accurate timekeeping and timestamping in various electronic systems. Its low power consumption, high accuracy, and compact form factor make it well-suited for diverse applications.
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Énumérez 10 questions et réponses courantes liées à l'application de M41ST85WMX6TR dans les solutions techniques
What is the M41ST85WMX6TR?
- The M41ST85WMX6TR is a low-power serial real-time clock (RTC) with a built-in 32.768 kHz crystal.
What are the key features of the M41ST85WMX6TR?
- Some key features include a wide operating voltage range, low power consumption, and a small package size.
How is the M41ST85WMX6TR typically used in technical solutions?
- It is commonly used to provide accurate timekeeping in various applications such as industrial automation, consumer electronics, and medical devices.
What is the communication interface for the M41ST85WMX6TR?
- The M41ST85WMX6TR uses an I2C interface for communication with microcontrollers or other devices.
Can the M41ST85WMX6TR operate in harsh environments?
- Yes, it is designed to operate in extended temperature ranges and is suitable for use in harsh industrial environments.
Does the M41ST85WMX6TR have battery backup capability?
- Yes, it has a built-in lithium coin-cell battery backup to maintain timekeeping functionality during power outages.
What is the typical accuracy of the M41ST85WMX6TR's timekeeping?
- The M41ST85WMX6TR offers high accuracy with low ppm drift over temperature.
Is the M41ST85WMX6TR compatible with standard microcontroller interfaces?
- Yes, it is designed to be easily integrated with standard microcontroller interfaces through its I2C communication protocol.
Can the M41ST85WMX6TR be used in battery-powered devices?
- Yes, its low power consumption makes it suitable for use in battery-powered devices, helping to extend battery life.
Are there any specific design considerations when using the M41ST85WMX6TR in technical solutions?
- Designers should consider proper decoupling, layout, and power supply sequencing to ensure optimal performance of the M41ST85WMX6TR in their applications.