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