DS1345ABP-70IND

Product Overview

Category

The DS1345ABP-70IND belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for non-volatile timekeeping and data storage applications.

Characteristics

• Non-volatile memory: The DS1345ABP-70IND features non-volatile memory, ensuring data retention even in the absence of power.
• High accuracy: It offers precise timekeeping and reliable data storage capabilities.
• Low power consumption: The product is designed to operate with minimal power consumption, making it suitable for battery-powered devices.
• Wide temperature range: With a wide operating temperature range, the DS1345ABP-70IND can function reliably in various environments.

Package

The DS1345ABP-70IND is available in a compact 8-pin DIP (Dual Inline Package) format.

Essence

The essence of this product lies in its ability to provide accurate timekeeping and non-volatile data storage in a compact package.

Packaging/Quantity

The DS1345ABP-70IND is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Supply voltage: 2.7V to 5.5V
• Timekeeping accuracy: ±2 minutes per month
• Data retention: Over 10 years
• Operating temperature range: -40°C to +85°C
• Memory capacity: 4KB

Detailed Pin Configuration

The DS1345ABP-70IND has the following pin configuration:

1. VCC - Power supply input
2. GND - Ground connection
3. SDA - Serial Data I/O
4. SCL - Serial Clock Input
5. WP - Write Protect
6. NC - No Connection
7. NC - No Connection
8. VBAT - Battery input for backup power

Functional Features

• Real-time clock: The DS1345ABP-70IND incorporates a real-time clock (RTC) that accurately keeps track of time.
• Non-volatile memory: It provides non-volatile storage for critical data, ensuring data integrity during power interruptions.
• Battery backup: The product supports battery backup, allowing it to retain time and data even when the main power source is disconnected.
• I2C interface: The DS1345ABP-70IND utilizes the I2C communication protocol for easy integration with microcontrollers and other devices.

Advantages and Disadvantages

Advantages

• Accurate timekeeping
• Non-volatile data storage
• Low power consumption
• Wide temperature range operation

Disadvantages

• Limited memory capacity (4KB)
• Requires an external battery for backup power

Working Principles

The DS1345ABP-70IND combines a real-time clock circuit with non-volatile memory. The RTC circuit ensures accurate timekeeping, while the non-volatile memory stores critical data. When the main power supply is disconnected, the product seamlessly switches to battery backup mode, ensuring uninterrupted timekeeping and data retention.

Detailed Application Field Plans

The DS1345ABP-70IND finds applications in various fields, including:

1. Embedded systems: Used in embedded systems for time-sensitive operations and data logging.
2. Industrial automation: Employed in industrial automation systems for precise time synchronization and data storage.
3. Automotive electronics: Integrated into automotive electronics for reliable timekeeping and event logging.
4. Consumer electronics: Utilized in consumer electronic devices requiring accurate timekeeping and non-volatile data storage.

Detailed and Complete Alternative Models

1. DS3231 - A highly accurate real-time clock module with integrated temperature compensation.
2. MCP7940N - An I2C-based real-time clock/calendar with battery backup and SRAM.
3. PCF8563 - A low-power real-time clock/calendar with alarm functions and I2C interface.

These alternative models offer similar functionalities to the DS1345ABP-70IND and can be considered as alternatives based on specific requirements.

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