MCP79401T-I/MS
- Mfr.Part #
- MCP79401T-I/MS
- Manufacturer
- Microchip Technology
- Package / Case
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-MSOP
- Stock
- 30,591
- In Stock :
- 30,591
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Product Type :
- Real Time Clocks
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Current - Timekeeping (Max) :
- 1.2μA Typ @ 3.3V
- Information Access Method :
- I2C
- Min Operating Temperature :
- -40 °C
- Package :
- Tape and Reel (TR)
- Number of Terminals :
- 8
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Min Supply Voltage :
- 1.8 V
- Screening Level :
- TS 16949
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Reach Compliance Code :
- Compliant
- Qualification Status :
- Not Qualified
- RoHS :
- Compliant
- Terminal Position :
- Dual
- Pin Count :
- 8
- Height Seated (Max) :
- 1.1mm
- Mounting :
- Surface Mount
- Mount :
- Surface Mount
- ECCN Code :
- EAR99
- Number of Pins :
- 8
- Supplier Device Package :
- 8-MSOP
- Peak Reflow Temperature (Cel) :
- 260
- Surface Mount :
- yes
- Package Shape :
- Square
- Width :
- 3mm
- Interface :
- I2C, 2-Wire Serial
- HTS Code :
- 8542.39.00.01
- Bus Type :
- Serial I2C
- Type :
- Clock/Calendar
- Published :
- 2007
- Time Format :
- HH:MM:SS (12/24 hr)
- Terminal Form :
- Gull wing
- Radiation Hardening :
- No
- JESD-609 Code :
- e3
- Volatile :
- No
- Memory Size :
- 64B
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Mounting Type :
- Surface Mount
- Operating Temperature :
- -40°C~85°C
- Logic Function :
- Clock
- Function :
- Clock/Calendar/Alarm/Battery Backup
- Clock Frequency :
- 0.4MHz
- Supply Voltage :
- 2.5V
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Max Operating Temperature :
- 85 °C
- Interrupt Capability :
- Y
- Seated Height-Max :
- 1.1 mm
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Manufacturer :
- Microchip
- Base Product Number :
- MCP79401
- Packaging :
- Tape and Reel (TR)
- Power Supplies :
- 2/5V
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Factory Lead Time :
- 7 Weeks
- Time-Min :
- SECONDS
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Voltage - Supply :
- 1.8V~5.5V
- Number of Timers :
- 1
- Product Status :
- Active
- Length :
- 3mm
- Base Part Number :
- MCP79401
- Brand :
- Microchip Technology
- Number of Terminations :
- 8
- JESD-30 Code :
- S-PDSO-G8
- Series :
- --
- Temperature Grade :
- Industrial
- Max Supply Voltage :
- 5.5 V
- Product Category :
- Real Time Clock
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Supplier Package :
- MSOP
- Date Format :
- YY-MM-DD-dd
- Terminal Pitch :
- 0.65mm
- Datasheets
- MCP79401T-I/MS

Real Time Clocks Microchip Technology MCP79401T-I/MS Overview
The Microchip Technology MCP79401T-I/MS is a highly integrated Real Time Clock/Calendar optimized for effective time tracking and system management. This compact IC integrates seamlessly into a variety of systems, offering precise time and date management with minimal power requirements. It features an array of functionalities including battery-backed non-volatile storage, which ensures that timekeeping continues even during power disruptions. The MCP79401T-I/MS is ideal for applications requiring reliable and long-term timekeeping, such as embedded systems, industrial controllers, and smart metering devices. Utilizing Microchip's cutting-edge technology, this device ensures accuracy and reliability for critical time-sensitive applications.
MCP79401T-I/MS Features
The MCP79401T-I/MS by Microchip Technology includes several key features that make it an indispensable component for real-time clock solutions. It operates over a standard I2C interface, allowing for easy integration into most microcontroller-based systems. Its 64 bytes of battery-backed SRAM offer non-volatile storage for critical data, while the automatic leap year compensation and alarms provide additional functionality for complex time-based tasks. The device is packaged in an 8-lead MSOP that minimizes space requirements on PCBs, making it ideal for space-constrained applications.
MCP79401T-I/MS Applications
- Embedded Systems: The MCP79401T-I/MS provides accurate timekeeping and calendar functions, essential for managing scheduled tasks and operations within embedded applications.
- Industrial Automation: Utilized in industrial control systems, this RTC module helps in timestamping and coordinating automated processes and machinery schedules.
- Consumer Electronics: Essential for enhancing the functionality of consumer electronics such as smart watches and home automation systems, by managing real-time operations effectively.
- Networking Equipment: In networking systems, the MCP79401T-I/MS assists in log management and time-stamping, crucial for system integrity checks and network diagnostics.
- Portable Medical Devices: Supports time-sensitive functions in medical devices such as glucometers and wearable health monitors, ensuring accurate patient data logging and event tracking.
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