Microchip Technology

MCP79402-I/SN  

Real Time Clocks ICs

MCP79402-I/SN Description

The MCP79402-I/SN is a high-performance, low-power Real Time Clock (RTC) IC from Microchip Technology. This clock/calendar IC is designed to provide accurate timekeeping and date tracking in various electronic systems. With its Surface Mount packaging, it is suitable for use in a wide range of applications, from consumer electronics to industrial control systems. The MCP79402-I/SN operates over a wide voltage range of 1.8V to 5.5V for the supply and 1.3V to 5.5V for the battery, ensuring compatibility with various power sources.

MCP79402-I/SN Features

• Type: Clock/Calendar
• Memory Size: 64B of SRAM
• Voltage - Supply: 1.8V ~ 5.5V
• Voltage - Supply, Battery: 1.3V ~ 5.5V
• Current - Timekeeping (Max): 1.2µA (Typ) @ 3.3V
• Features: Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
• Time Format: HH:MM:SS (12/24 hr)
• Mounting Type: Surface Mount
• Package: Tube
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected
• ECCN: EAR99
• HTSUS: 8542.39.0001
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

The MCP79402-I/SN stands out from similar models with its unique features such as a built-in alarm, leap year compensation, and a square wave output. The device also includes a unique ID and 64B of SRAM, providing additional functionality and flexibility.

MCP79402-I/SN Applications

The MCP79402-I/SN is ideal for a variety of applications where accurate timekeeping and date tracking are essential. Some specific use cases include:

1. Consumer Electronics: In devices like smartphones, tablets, and smartwatches, the MCP79402-I/SN can provide precise timekeeping and alarm functionality.
2. Industrial Control Systems: For systems that require precise scheduling and timing, such as automated machinery and process control, the MCP79402-I/SN ensures reliable operation.
3. Automotive Applications: In vehicles, the MCP79402-I/SN can be used for time-based functions like ignition timing, infotainment systems, and diagnostic tools.
4. Telecommunications: For network equipment and communication devices, the MCP79402-I/SN provides accurate time synchronization and logging capabilities.

Conclusion of MCP79402-I/SN

The MCP79402-I/SN is a versatile and reliable Real Time Clock (RTC) IC from Microchip Technology. Its unique features, such as alarm functionality, leap year compensation, and square wave output, combined with its low power consumption and wide voltage range, make it an excellent choice for a variety of applications. Whether used in consumer electronics, industrial control systems, automotive applications, or telecommunications, the MCP79402-I/SN delivers accurate timekeeping and date tracking, ensuring reliable operation in any environment.

MCP79402-I/SN Documents

Download datasheets and manufacturer documentation for MCP79402-I/SN

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

MCP79400-02 Datasheet       MCP794xx Brochure       I²C™ & SPI Family Brochure      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

MCP79402 Development Tool Selector      

HTML Datasheet :

I²C™ & SPI Family Brochure      

PCN Design/Specification :

MCP79400/01/02 Datasheet 26/Oct/2023       Datasheet Update 09/Mar/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH