MCP79412-I/MS
- Mfr.Part #
- MCP79412-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
- 1,021
- In Stock :
- 1,021
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Package Shape :
- Square
- JESD-30 Code :
- S-PDSO-G8
- Surface Mount :
- yes
- Current - Timekeeping (Max) :
- 1.2μA @ 3.3V
- Temperature Grade :
- Industrial
- Minimum Operating Supply Voltage :
- 1.8 V
- Width :
- 3mm
- Factory Lead Time :
- 7 Weeks
- Packaging :
- Tube
- Seated Height-Max :
- 1.1 mm
- Maximum Operating Supply Voltage :
- 5.5 V
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Number of Terminals :
- 8
- Time-Min :
- SECONDS
- Mounting :
- Surface Mount
- Mount :
- Surface Mount
- Dimensions :
- 3 x 3 x 0.95mm
- Interrupt Capability :
- Y
- Brand :
- Microchip Technology / Atmel
- Terminal Form :
- Gull wing
- Logic Function :
- Clock
- Clock Frequency :
- 0.4MHz
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Reach Compliance Code :
- Compliant
- Mounting Style :
- SMD/SMT
- RoHS Status :
- ROHS3 Compliant
- Manufacturer :
- Microchip
- Schedule B :
- 8542390000, 8542390000/8542390000/8542390000/8542390000/8542390000
- HTS Code :
- 8542.39.00.01
- Min Operating Temperature :
- -40 °C
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Product Status :
- Active
- Mounting Type :
- Surface Mount
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Number of Terminations :
- 8
- Power Supplies :
- 2/5V
- JESD-609 Code :
- e3
- Height :
- 0.95mm
- ECCN Code :
- EAR99
- Number of Pins :
- 8
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Operating Supply Current :
- 1 uA
- Series :
- --
- Time Format :
- HH:MM:SS (12/24 hr)
- Supply Voltage :
- 5V
- Additional Feature :
- ALSO OPERATES AT 100KHZ WITH 1.8 V NOMINAL
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Type :
- Clock/Calendar
- Bus Type :
- Serial I2C
- RoHS :
- Compliant
- Pin Count :
- 8
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Published :
- 2011
- Package Type :
- MSOP
- Max Supply Voltage :
- 5.5 V
- Height Seated (Max) :
- 1.1mm
- Supplier Device Package :
- 8-MSOP
- Package :
- Tube
- Max Operating Temperature :
- 85 °C
- Qualification Status :
- Not Qualified
- Base Part Number :
- MCP79412
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Volatile :
- No
- Length :
- 3mm
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Maximum Operating Temperature :
- +85 °C
- Minimum Operating Temperature :
- -40 °C
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply :
- 1.8V~5.5V
- Terminal Pitch :
- 0.65mm
- Interface :
- I2C, 2-Wire Serial
- Memory Size :
- 64B 1Kb
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Function :
- Calendar, Clock
- Terminal Position :
- Dual
- Product Category :
- Real Time Clock
- Supplier Package :
- MSOP
- Screening Level :
- Industrial
- Product Type :
- Real Time Clocks
- Base Product Number :
- MCP79412
- Min Supply Voltage :
- 1.8 V
- Battery Backup Switching :
- Backup Switching
- Operating Temperature :
- -40°C~85°C
- Information Access Method :
- I2C
- Peak Reflow Temperature (Cel) :
- 260
- Radiation Hardening :
- No
- Datasheets
- MCP79412-I/MS

Real Time Clocks Microchip Technology MCP79412-I/MS Overview
The MCP79412-I/MS from Microchip Technology is a sophisticated real time clock/calendar optimized for effective time tracking and data logging solutions. This component integrates seamlessly into various digital systems requiring accurate timekeeping and reliable performance. Embedded with EEPROM memory and a unique ID, the MCP79412-I/MS offers not just basic clock features but also additional functionalities that are essential for backup and restoration processes in power-failure scenarios. Utilizing I2C communication, this IC ensures easy integration with existing microcontroller-based systems, making it a versatile choice for developers and engineers.
MCP79412-I/MS Features
The MCP79412-I/MS boasts several features that enhance its utility in complex electronic setups. Key features include:
- Accurate clock/calendar functionality with leap year compensation.
- Integrated 64-byte battery-backed SRAM and 1 Kbit EEPROM for data storage.
- I2C interface for simple integration and programming.
- Automatic switchover to battery backup and timestamp on power loss.
- Unique MAC address provision for networked devices.
MCP79412-I/MS Applications
- Consumer Electronics: Used in smart home devices and wearables to provide real-time clock functionality that ensures reliable device operation even during power outages.
- Industrial Systems: Ideal for time-stamping critical operations and logs in automation systems and machinery, enhancing traceability and scheduling accuracy.
- Telecommunication Equipment: Supports network time protocols in routers and switches, facilitating precise timekeeping over networks.
- Portable Devices: Its low power consumption and compact footprint make it suitable for portable medical devices like glucometers and digital thermometers, providing time stamps for every measurement.
- Automotive: Used in onboard diagnostics systems to log the exact times of events, which is crucial for maintenance and troubleshooting.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















