MCP79402T-I/MS
- Mfr.Part #
- MCP79402T-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
- 39,399
- In Stock :
- 39,399
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Clock Frequency :
- 0.4MHz
- HTS Code :
- 8542.39.00.01
- Max Supply Voltage :
- 5.5 V
- Number of Pins :
- 8
- Number of Terminals :
- 8
- Product Type :
- Real Time Clocks
- Height Seated (Max) :
- 1.1mm
- Volatile :
- No
- Screening Level :
- TS 16949
- RoHS :
- Compliant
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Mount :
- Surface Mount
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Temperature Grade :
- Industrial
- RoHS Status :
- ROHS3 Compliant
- Base Part Number :
- MCP79402
- Package Shape :
- Square
- Min Operating Temperature :
- -40 °C
- Bus Type :
- Serial I2C
- Supplier Device Package :
- 8-MSOP
- Manufacturer :
- Microchip
- Information Access Method :
- I2C
- Radiation Hardening :
- No
- Brand :
- Microchip Technology
- Reach Compliance Code :
- Compliant
- Max Operating Temperature :
- 85 °C
- Product Category :
- Real Time Clock
- Power Supplies :
- 2/5V
- Min Supply Voltage :
- 1.8 V
- Date Format :
- YY-MM-DD-dd
- Operating Temperature :
- -40°C~85°C
- Supplier Package :
- MSOP
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- ECCN Code :
- EAR99
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Number of Timers :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Factory Lead Time :
- 7 Weeks
- Time Format :
- HH:MM:SS (12/24 hr)
- Package :
- Tape and Reel (TR)
- Memory Size :
- 64B
- Interface :
- I2C, 2-Wire Serial
- Terminal Position :
- Dual
- Voltage - Supply :
- 1.8V~5.5V
- Mounting :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Time-Min :
- SECONDS
- Width :
- 3mm
- Series :
- --
- Supply Voltage :
- 2.5V
- Published :
- 2005
- JESD-30 Code :
- S-PDSO-G8
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Mounting Type :
- Surface Mount
- Pin Count :
- 8
- Seated Height-Max :
- 1.1 mm
- Terminal Pitch :
- 0.65mm
- JESD-609 Code :
- e3
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Base Product Number :
- MCP79402
- Type :
- Clock/Calendar
- Logic Function :
- Clock
- Interrupt Capability :
- Y
- Number of Terminations :
- 8
- Length :
- 3mm
- Qualification Status :
- Not Qualified
- Terminal Form :
- Gull wing
- Current - Timekeeping (Max) :
- 1.2μA Typ @ 3.3V
- Product Status :
- Active
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Packaging :
- Tape and Reel (TR)
- Surface Mount :
- yes
- Datasheets
- MCP79402T-I/MS

Real Time Clocks Microchip Technology MCP79402T-I/MS Overview
The Real Time Clocks Microchip Technology MCP79402T-I/MS is an advanced integrated circuit designed for sophisticated time-tracking and calendar management across various applications. Developed by Microchip Technology, this IC utilizes an I2C interface and is housed in a compact 8-MSOP package, making it ideal for systems where space and reliable timekeeping are critical. Its primary function includes managing time and date information in real-time, ensuring accuracy and reliability in time-sensitive applications. This product is particularly valuable for designers looking for a low-power yet highly functional real-time clock (RTC) solution.
MCP79402T-I/MS Features
This IC boasts features such as battery backup capability, which ensures the clock continues running even in the event of a power loss. Additionally, it includes ample EEPROM memory for data storage, a unique MAC address for networked devices, and the ability to generate a programmable square wave output, which is useful for timing applications. Its low-power consumption makes it an ideal choice for portable and battery-operated devices.
MCP79402T-I/MS Applications
- Consumer Electronics: Used in devices like smart home systems and wearables where accurate time is crucial for functionality and user experience.
- Industrial Systems: Integrated into manufacturing equipment to provide time stamps and manage scheduled maintenance or operations.
- Networking Equipment: Helps in the management of log files and provides time-based functions in routers and switches.
- Portable Devices: Essential for maintaining clock accuracy in devices such as handheld GPS units, which rely on precise timing for navigation.
- Medical Devices: Used in medical monitoring systems where timestamping is crucial for tracking patient data and ensuring synchronization across various monitoring equipment.
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