M41T83SMY6F - English Editing Encyclopedia Entry

Product Overview

Category

M41T83SMY6F belongs to the category of Real-Time Clocks (RTCs).

Use

The primary use of M41T83SMY6F is to provide accurate timekeeping functionality in electronic devices.

Characteristics

• Package: M41T83SMY6F comes in a compact surface-mount package.
• Essence: This RTC offers precise timekeeping capabilities with low power consumption.
• Packaging/Quantity: The product is typically packaged in reels and available in large quantities.

Specifications

The specifications for M41T83SMY6F are as follows:

• Supply Voltage: 2.7V to 5.5V
• Timekeeping Accuracy: ±5ppm at 25°C
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C
• Memory: 64 bytes of Non-Volatile RAM (NVRAM)
• Oscillator: Integrated crystal oscillator

Detailed Pin Configuration

M41T83SMY6F has the following pin configuration:

1. VBAT - Backup Power Supply
2. GND - Ground
3. SDA - Serial Data Line
4. SCL - Serial Clock Line
5. SQW/INT - Square Wave Output / Interrupt Output
6. VCC - Main Power Supply

Functional Features

The functional features of M41T83SMY6F include:

• Real-time clock with calendar functionality
• Automatic leap year compensation
• Alarm and timer functions
• Battery backup support for uninterrupted timekeeping during power loss
• Programmable square wave output
• Low power consumption in both active and standby modes

Advantages and Disadvantages

Advantages: - Accurate timekeeping with low ppm deviation - Wide operating temperature range - Integrated crystal oscillator eliminates the need for an external crystal - Battery backup ensures uninterrupted timekeeping

Disadvantages: - Limited NVRAM capacity (64 bytes) - Interface limited to I2C communication protocol

Working Principles

M41T83SMY6F utilizes an integrated crystal oscillator to generate precise clock signals. It maintains accurate timekeeping by counting the oscillations and updating the internal registers accordingly. The device can be powered by a main power supply or a backup battery, ensuring continuous operation even during power outages.

Detailed Application Field Plans

M41T83SMY6F finds applications in various fields, including but not limited to:

1. Consumer Electronics: Used in digital cameras, smartphones, and tablets for accurate time display and event scheduling.
2. Industrial Automation: Integrated into control systems and data loggers to timestamp events and synchronize operations.
3. Automotive: Employed in vehicle dashboard displays and infotainment systems for reliable timekeeping and scheduling functions.
4. Medical Devices: Utilized in medical equipment such as patient monitors and infusion pumps to record timestamps for critical events.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to M41T83SMY6F are:

1. DS3231 - Real-Time Clock Module with I2C interface and temperature compensation.
2. PCF8563 - Low-power RTC with alarm and timer functions, compatible with I2C bus.
3. MCP7940N - I2C RTC with battery backup and 64 bytes of NVRAM.

These alternatives provide comparable features and can be considered based on specific application requirements.

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