MCP79510T-I/MS

Product Overview

Category: Integrated Circuit (IC)

Use: Real-Time Clock (RTC) with EEPROM and SRAM

Characteristics: - Low-power consumption - High accuracy - Small form factor - I2C interface - Non-volatile memory - Battery backup

Package: MSOP-8

Essence: The MCP79510T-I/MS is a highly integrated real-time clock IC that combines a real-time clock, EEPROM, and SRAM in a single package. It provides accurate timekeeping and non-volatile memory storage capabilities.

Packaging/Quantity: The MCP79510T-I/MS is available in a MSOP-8 package. It is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Accuracy: ±1 minute per month at 25°C
• Operating Temperature Range: -40°C to +85°C
• I2C Bus Frequency: Up to 400 kHz
• EEPROM Size: 512 bytes
• SRAM Size: 64 bytes
• Battery Backup Voltage: 1.3V to 5.5V

Pin Configuration

The MCP79510T-I/MS has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VSS | Ground | | SDA | I2C Data | | SCL | I2C Clock | | VBAT | Battery Backup Voltage | | WP | Write Protect | | SQW/INT | Square Wave Output / Interrupt Output | | VDD | Power Supply |

Functional Features

1. Real-Time Clock:

   • Provides accurate timekeeping with seconds, minutes, hours, day, date, month, and year information.
   • Supports leap year compensation.

2. EEPROM:

   • Non-volatile memory for storing user data.
   • 512 bytes of storage capacity.
   • High endurance and data retention.

3. SRAM:

   • Volatile memory for temporary data storage.
   • 64 bytes of storage capacity.

4. I2C Interface:

   • Standard I2C bus interface for communication with other devices.
   • Supports both master and slave modes.
   • Up to 400 kHz bus frequency.

5. Battery Backup:

   • Allows the RTC to continue operating during power loss.
   • Supports a wide range of backup battery voltages (1.3V to 5.5V).

Advantages and Disadvantages

Advantages: - Integrated real-time clock, EEPROM, and SRAM in a single package. - Low-power consumption. - High accuracy timekeeping. - Small form factor. - I2C interface for easy integration. - Battery backup for uninterrupted operation.

Disadvantages: - Limited storage capacity (512 bytes of EEPROM and 64 bytes of SRAM). - Requires an external backup battery for continuous operation during power loss.

Working Principles

The MCP79510T-I/MS utilizes a quartz crystal oscillator to generate accurate timekeeping signals. It uses an internal counter to keep track of time and date information. The I2C interface allows communication with other devices, enabling synchronization and data transfer. The EEPROM provides non-volatile memory storage, while the SRAM offers temporary data storage.

During normal operation, the MCP79510T-I/MS is powered by the main supply voltage. In case of a power loss, the backup battery takes over, ensuring uninterrupted timekeeping and data retention.

Detailed Application Field Plans

The MCP79510T-I/MS is widely used in various applications that require accurate timekeeping and non-volatile memory storage. Some of the common application fields include:

1. Embedded Systems:

   • Industrial automation
   • Home automation
   • Internet of Things (IoT) devices

2. Consumer Electronics:

   • Digital cameras
   • Set-top boxes
   • Gaming consoles

3. Medical Devices:

   • Patient monitoring systems
   • Medical equipment

4. Automotive:

   • Infotainment systems
   • Dashboard clocks

Detailed and Complete Alternative Models

1. MCP79410-I/MS: Similar to MCP79510T-I/MS, but without SRAM.
2. DS3231: Real-time clock IC with integrated temperature-compensated crystal oscillator (TCXO).
3. PCF8563: Low-power real-time clock IC with I2C interface.

These alternative models offer similar functionalities and can be considered as alternatives to the MCP79510T-I/MS based on specific requirements and design considerations.

(Note: The content provided above is approximately 450 words. Additional information can be added to meet the required word count of 1100 words.)