MCP7940N-E/SN
- Mfr.Part #
- MCP7940N-E/SN
- Manufacturer
- Microchip Technology
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-SOIC
- Stock
- 92,864
- In Stock :
- 92,864
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- JESD-609 Code :
- e3
- Voltage - Supply :
- 1.8V~5.5V
- Series :
- Automotive, AEC-Q100
- Base Part Number :
- MCP7940N
- Memory Size :
- 64B
- Packaging :
- Tube
- Qualification Status :
- Not Qualified
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Product Type :
- Real Time Clocks
- Number of Terminations :
- 8
- Base Product Number :
- MCP7940
- Terminal Position :
- Dual
- Minimum Operating Supply Voltage :
- 1.8 V
- Height :
- 1.5mm
- Bus Type :
- Serial I2C
- Mounting Type :
- Surface Mount
- ECCN Code :
- EAR99
- Minimum Operating Temperature :
- -40 °C
- Number of Pins :
- 8
- Volatile :
- No
- Terminal Pitch :
- 1.27mm
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM
- Number of Terminals :
- 8
- Terminal Form :
- Gull wing
- Pin Count :
- 8
- Mounting :
- Surface Mount
- Date Format :
- YY-MM-DD-dd
- Supplier Package :
- SOIC
- Interrupt Capability :
- Y
- Power Supplies :
- 2/5V
- Time Format :
- HH:MM:SS (12/24 hr)
- Width :
- 3.9mm
- Package :
- Tube
- JESD-30 Code :
- R-PDSO-G8
- Supplier Device Package :
- 8-SOIC
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Number of Timers :
- 1
- Mount :
- Surface Mount
- Maximum Operating Temperature :
- +125 °C
- MSL :
- MSL 3 - 168 hours
- Dimensions :
- 4.9 x 3.9 x 1.5mm
- Height Seated (Max) :
- 1.75mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Package Type :
- SOIC
- Lead Free :
- Lead Free
- Time-Min :
- SECONDS
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Information Access Method :
- I2C
- Maximum Operating Supply Voltage :
- 5.5 V
- Interface :
- I2C, 2-Wire Serial
- Seated Height-Max :
- 1.75 mm
- Temperature Grade :
- Automotive
- Peak Reflow Temperature (Cel) :
- 260
- Reach Compliance Code :
- Compliant
- Brand :
- Microchip Technology / Atmel
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM
- Battery Backup Switching :
- Backup Switching
- Weight :
- 540.001716mg
- Operating Temperature :
- -40°C~125°C
- Current - Timekeeping (Max) :
- 1.2μA @ 3.3V
- Manufacturer :
- Microchip
- Function :
- Clock/Calendar/Alarm/Battery Backup
- Published :
- 2012
- Type :
- Clock/Calendar
- RoHS Status :
- ROHS3 Compliant
- Screening Level :
- TS 16949
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- RoHS :
- Details
- Package Shape :
- RECTANGULAR
- Logic Function :
- Clock
- Mounting Style :
- SMD/SMT
- Product Category :
- Real Time Clock
- Surface Mount :
- yes
- Product Status :
- Active
- Supply Voltage :
- 2.5V
- Factory Lead Time :
- 6 Weeks
- HTS Code :
- 8542.39.00.01
- Length :
- 4.9mm
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Datasheets
- MCP7940N-E/SN

Real Time Clocks Texas Instruments BQ32002D Overview
The Real Time Clocks Texas Instruments BQ32002D is an integral component designed to meet the rigorous demands of precise time tracking within electronic devices. Manufactured by Texas Instruments, this real-time clock (RTC) combines the efficiency of I2C and 2-wire serial communication interfaces in a compact 8SOIC package. The BQ32002D is engineered to provide reliable timekeeping features with minimal power consumption and enhanced stability, making it an ideal choice for applications requiring accurate clock functionalities over extended periods. Its robust feature set ensures that it integrates seamlessly into various sophisticated electronic systems, catering to a broad spectrum of industrial requirements.
BQ32002D Features
The Texas Instruments BQ32002D stands out with several key features that enhance its utility in numerous applications. It supports both I2C and 2-wire serial interfaces for versatile connectivity options. The device's low power consumption makes it suitable for battery-operated applications, while its compact 8SOIC package allows for easy integration into space-constrained designs. Additionally, the BQ32002D's built-in crystal compensation ensures high accuracy and stability of timekeeping, crucial for critical systems operations.
BQ32002D Applications
- Consumer Electronics: Utilized in devices such as smart watches, clocks, and home automation systems, the BQ32002D ensures accurate timekeeping that enhances device functionality and user experience.
- Telecommunications: In networking equipment like routers and switches, the BQ32002D provides the necessary timing solutions for data logging and time-stamping, crucial for network reliability and troubleshooting.
- Industrial Systems: Applied in systems requiring time-stamped data for operational audits and maintenance scheduling, this RTC helps maintain precise logs, which are essential for compliance and efficiency analyses.
- Automotive Electronics: Used in vehicle telematics systems, the BQ32002D helps in tracking and recording trip times, which is critical for fleet management and navigation systems.
- Healthcare Devices: Integrated into medical equipment such as patient monitoring systems and wearable health trackers, it provides essential timekeeping for accurate health data logging and management.
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