MCP7940M-I/ST
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- Mfr.Part #
- MCP7940M-I/ST
- Manufacturer
- Microchip Technology
- Package / Case
- 8-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-TSSOP
- Stock
- 66
- In Stock ：
- 66
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Battery Backup Switching :
- No Backup Switching
- JESD-609 Code :
- e3
- Screening Level :
- Industrial
- Length :
- 3.1mm
- Type :
- Clock/Calendar
- Time-Min :
- SECONDS
- Number of Terminals :
- 8
- Factory Lead Time :
- 6 Weeks
- Number of Pins :
- 8
- Maximum Operating Temperature :
- + 85 C
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Current - Timekeeping (Max) :
- 1μA @ 5.5V
- Terminal Pitch :
- 0.65mm
- Number of Timers :
- 1
- Brand :
- Microchip Technology / Atmel
- ECCN Code :
- EAR99
- Pin Count :
- 8
- Mounting Style :
- SMD/SMT
- Height :
- 1.05mm
- Supplier Package :
- TSSOP
- Operating Temperature :
- -40°C~85°C
- Information Access Method :
- I2C
- JESD-30 Code :
- R-PDSO-G8
- HTS Code :
- 8542.39.00.01
- Width :
- 4.5mm
- Date Format :
- YY-MM-DD-dd
- Supplier Device Package :
- 8-TSSOP
- Product Status :
- Active
- Interrupt Capability :
- Y
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- MCP7940M
- Terminal Position :
- Dual
- Non-Volatile Memory :
- 64 B
- Memory Size :
- 64B
- MSL :
- MSL 1 - Unlimited
- Volatile :
- No
- Bus Type :
- Serial I2C
- Voltage - Supply :
- 1.8V~5.5V
- Seated Height-Max :
- 1.2 mm
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Number of Terminations :
- 8
- Published :
- 2007
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM
- Mounting Type :
- Surface Mount
- Surface Mount :
- yes
- Minimum Operating Temperature :
- - 40 C
- Terminal Form :
- Gull wing
- RoHS :
- Details
- Manufacturer :
- Microchip
- Qualification Status :
- Not Qualified
- Peak Reflow Temperature (Cel) :
- 260
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Product Type :
- Real Time Clocks
- Mounting :
- Surface Mount
- Voltage - Supply, Battery :
- --
- Radiation Hardening :
- No
- Package Shape :
- RECTANGULAR
- Supply Voltage :
- 2.5V
- Time Format :
- HH:MM:SS (12/24 hr)
- Power Supplies :
- 2/5V
- Series :
- --
- Lead Free :
- Lead Free
- Temperature Grade :
- Industrial
- Package / Case :
- 8-TSSOP (0.173, 4.40mm Width)
- Package :
- Tube
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- No SVHC
- Packaging :
- Tube
- Interface :
- I2C, 2-Wire Serial
- Product Category :
- Real Time Clock
- Logic Function :
- Clock
- Function :
- Clock/Calendar/Alarm
- Base Product Number :
- MCP7940
- Reach Compliance Code :
- Compliant
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Datasheets
- MCP7940M-I/ST
Real Time Clocks Microchip Technology MCP7940M-I/ST Overview
The Microchip Technology MCP7940M-I/ST is an advanced Real Time Clock/Calendar component, designed to address sophisticated time-tracking requirements across a variety of applications. This RTC device, integrating seamlessly via I2C interface, ensures accurate timekeeping with minimal power consumption. Ideal for time-sensitive applications, the MCP7940M-I/ST provides a reliable solution for systems requiring time data over extended periods. Utilizing Microchip's cutting-edge technology, the MCP7940M-I/ST is engineered for performance, durability, and reliability, making it a top choice for developers and manufacturers aiming to enhance their systems with efficient time management capabilities. This overview delves into the standout features and potential applications of this key product, showcasing its suitability for bulk purchases by B2B clients.
MCP7940M-I/ST Features
The MCP7940M-I/ST is packed with features that facilitate robust and accurate time management including:
- Real-Time Clock/Calendar functionality which tracks hours, minutes, seconds, days, months, years, and leap-year status.
- Serial I2C interface, ensuring easy integration with existing microcontroller setups.
- Battery-backed operation, which keeps the clock running even in the event of a power failure.
- 64 bytes of battery-backed SRAM for storage of critical data.
- Multiple programmable alarms to signal specific events automatically.
- Low power consumption, which is crucial for battery-dependent applications.
MCP7940M-I/ST Applications
- Consumer Electronics: Used in devices such as smart watches, clocks, and home automation systems to manage time-based functions effectively.
- Industrial Systems: Integral for time-stamping and managing scheduled tasks in manufacturing and processing equipment.
- Portable Medical Devices: Ensures accurate timestamping in medical devices such as glucose monitors and wearable health trackers.
- Automotive: Deployed in car infotainment systems to manage system clocks and perform time-sensitive operations accurately.
- Networking Equipment: Provides precise timekeeping necessary for time-stamping in network routers and switches.
- Office Electronics: Utilized in office communication equipment like fax machines and copiers to maintain accurate logs and schedules.
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