RTC-7301SF:B3 ROHS

Product Overview

Category: Electronic Component
Use: Real-Time Clock (RTC)
Characteristics: High precision, low power consumption
Package: Surface Mount Device (SMD)
Essence: Accurate timekeeping and calendar functions
Packaging/Quantity: Tape and Reel / 2500 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Timekeeping Current: 500nA (typical)
• Operating Temperature Range: -40°C to +85°C
• Accuracy: ±2ppm (at 25°C)
• Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The RTC-7301SF:B3 ROHS has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VCC | Power Supply (2.7V to 5.5V) | | 2 | GND | Ground | | 3 | SDA | I2C Serial Data Line | | 4 | SCL | I2C Serial Clock Line | | 5 | SQW/INT | Square Wave Output / Interrupt Output |

Functional Features

• Real-time clock with calendar functions
• Automatic leap year compensation
• Programmable alarm and interrupt functions
• Battery backup for timekeeping during power loss
• Oscillator stop detection and reset output

Advantages and Disadvantages

Advantages: - High accuracy timekeeping - Low power consumption - Small form factor - Easy integration with I2C interface

Disadvantages: - Limited functionality compared to more advanced RTCs - Lack of non-volatile memory for additional data storage

Working Principles

The RTC-7301SF:B3 ROHS utilizes a highly accurate internal oscillator to keep track of time. It communicates with the host microcontroller through the I2C interface, allowing for easy integration into various electronic systems. The device can be powered by a standard power supply or a backup battery, ensuring uninterrupted timekeeping even during power outages.

Detailed Application Field Plans

The RTC-7301SF:B3 ROHS is commonly used in applications that require accurate timekeeping and calendar functions. Some potential application fields include:

1. Consumer Electronics: Used in digital watches, clocks, and timers.
2. Industrial Automation: Integrated into control systems for precise scheduling and event logging.
3. Automotive: Incorporated into vehicle dashboard displays and infotainment systems.
4. Medical Devices: Utilized in medical equipment for accurate time stamping and synchronization.
5. Internet of Things (IoT): Integrated into IoT devices for time-sensitive data logging and synchronization.

Detailed and Complete Alternative Models

1. RTC-7302SF:B3 ROHS

   • Similar specifications and features as RTC-7301SF:B3 ROHS
   • Different package type (DIP instead of SMD)

2. RTC-7303SF:B3 ROHS

   • Enhanced accuracy (±1ppm at 25°C)
   • Extended operating temperature range (-40°C to +105°C)
   • Same package and pin configuration as RTC-7301SF:B3 ROHS

3. RTC-7304SF:B3 ROHS

   • Additional non-volatile memory for data storage
   • Increased functionality with programmable countdown timers
   • Same package and pin configuration as RTC-7301SF:B3 ROHS

Note: These alternative models are provided as examples and may not cover all available options in the market.

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