MCP7940NT-I/MNY
- Mfr.Part #
- MCP7940NT-I/MNY
- Manufacturer
- Microchip Technology
- Package / Case
- 8-WFDFN Exposed Pad
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-TDFN
- Stock
- 19,568
- In Stock :
- 19,568
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Minimum Operating Supply Voltage :
- 1.8 V
- Seated Height-Max :
- 0.8 mm
- Reach Compliance Code :
- Compliant
- Maximum Operating Temperature :
- +85 °C
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM
- RoHS :
- Details
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- NO LEAD
- Supply Voltage :
- 2.5V
- Interface :
- I2C, 2-Wire Serial
- Schedule B :
- 8542390000, 8542390000/8542390000/8542390000/8542390000/8542390000
- Series :
- Automotive, AEC-Q100
- Time-Min :
- SECONDS
- Function :
- Clock/Calendar/Alarm/Battery Backup
- Manufacturer :
- Microchip
- Number of Terminals :
- 8
- HTS Code :
- 8542.39.00.01
- Battery Backup Switching :
- Backup Switching
- Min Operating Temperature :
- -40 °C
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Mounting :
- Surface Mount
- Clock Frequency :
- 0.032MHz
- Product Category :
- Real Time Clock
- Terminal Pitch :
- 0.5mm
- Supplier Package :
- TDFN EP
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Mount :
- Surface Mount
- Width :
- 2mm
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Supplier Device Package :
- 8-TDFN (2x3)
- Maximum Operating Supply Voltage :
- 5.5 V
- Interrupt Capability :
- Y
- Memory Size :
- 64B
- Max Supply Voltage :
- 5.5 V
- Date Format :
- YY-MM-DD-dd
- Surface Mount :
- yes
- Packaging :
- Tape and Reel (TR)
- Information Access Method :
- I2C
- Radiation Hardening :
- No
- Package Shape :
- RECTANGULAR
- Max Operating Temperature :
- 85 °C
- Temperature Grade :
- Industrial
- Base Part Number :
- MCP7940N
- Length :
- 3mm
- Type :
- Clock/Calendar
- Minimum Operating Temperature :
- -40 °C
- Product Type :
- Real Time Clocks
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Qualification Status :
- Not Qualified
- Base Product Number :
- MCP7940
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Product Status :
- Active
- Current - Timekeeping (Max) :
- 1.2μA @ 3.3V
- Operating Temperature :
- -40°C~85°C
- Volatile :
- yes
- Number of Pins :
- 8
- Logic Function :
- Clock
- Time Format :
- HH:MM:SS (12/24 hr)
- Package / Case :
- 8-WFDFN Exposed Pad
- Package Type :
- TDFN
- Contact Plating :
- Gold
- JESD-609 Code :
- e4
- Functions :
- Calendar, Clock
- Min Supply Voltage :
- 1.8 V
- Voltage - Supply :
- 1.8V~5.5V
- Bus Type :
- Serial I2C
- Peak Reflow Temperature (Cel) :
- 260
- Published :
- 2011
- Height :
- 750μm
- Mounting Style :
- SMD/SMT
- Dimensions :
- 3 x 2 x 0.75mm
- ECCN Code :
- EAR99
- JESD-30 Code :
- R-PDSO-N8
- Number of Terminations :
- 8
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM
- Screening Level :
- Industrial
- Factory Lead Time :
- 6 Weeks
- Brand :
- Microchip Technology / Atmel
- MSL :
- MSL 1 - Unlimited
- Power Supplies :
- 2/5V
- Terminal Position :
- Dual
- Pin Count :
- 8
- Datasheets
- MCP7940NT-I/MNY

Real Time Clocks Microchip Technology MCP7940NT-I/MNY Overview
Introducing the MCP7940NT-I/MNY by Microchip Technology, a highly efficient and reliable integrated circuit specifically designed for real-time clock (RTC) and calendar applications. This IC ensures accurate time tracking and is an indispensable component in modern electronic systems requiring precise timekeeping. The MCP7940NT-I/MNY is housed in an 8-pin TDFN package, making it an ideal choice for space-constrained applications. Its integration of clock/calendar functions along with non-volatile memory enhances its utility and reliability, making the Real Time Clocks Microchip Technology MCP7940NT-I/MNY a prime choice for developers and manufacturers looking to improve their systems' performance with advanced time management capabilities.
MCP7940NT-I/MNY Features
The MCP7940NT-I/MNY includes several key features that make it an exceptional choice for timekeeping and data logging applications. It provides battery-backed operation, ensuring that timekeeping continues even during power outages. The device supports I2C communications, allowing for easy integration into existing architectures. Additional features include an automatic leap year compensation, multiple alarm settings, and a digital trimming capability which allows fine-tuning of time accuracy.
MCP7940NT-I/MNY Applications
- Consumer Electronics: Used in devices like smart home controllers and wearables, where precise time is crucial for scheduling and automation.
- Industrial Systems: Ensures accurate timestamping in data logging and machinery scheduling to maintain operational efficiency in factories.
- Telecommunication: Helps in maintaining time-sensitive operations critical to network time protocols in servers and routers.
- Healthcare Devices: Utilized in medical equipment where time tracking is necessary for monitoring and recording patient care activities.
- Automotive: Provides reliable timekeeping in vehicle systems for applications like GPS navigation and event data recording.
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