MCP795W21T-I/SL
- Mfr.Part #
- MCP795W21T-I/SL
- Manufacturer
- Microchip Technology
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SPI 14-SOIC
- Stock
- 11,782
- In Stock :
- 11,782
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- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Package Shape :
- RECTANGULAR
- Height Seated (Max) :
- 1.75mm
- Package :
- Tape and Reel (TR)
- Number of Bits :
- 8
- Surface Mount :
- yes
- Number of Terminals :
- 14
- Min Operating Temperature :
- -40 °C
- Min Supply Voltage :
- 1.8 V
- RoHS Status :
- ROHS3 Compliant
- Brand :
- Microchip Technology
- Reach Compliance Code :
- Compliant
- Max Operating Temperature :
- 85 °C
- Voltage - Supply, Battery :
- 1.3V~3.6V
- Logic Function :
- Clock
- Base Product Number :
- MCP795W21
- Supply Voltage :
- 5V
- RoHS :
- Details
- Mount :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Form :
- Gull wing
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Radiation Hardening :
- No
- Battery Backup Switching :
- Backup Switching
- Function :
- Clock/Calendar/Alarm/Interrupt/Watchdog Timer/Battery Backup
- Terminal Position :
- Dual
- Product Category :
- Real Time Clock
- Pin Count :
- 14
- JESD-609 Code :
- e3
- Temperature Grade :
- Industrial
- Base Part Number :
- MCP795W21
- Bus Type :
- Serial SPI
- Factory Lead Time :
- 5 Weeks
- Operating Temperature :
- -40°C~85°C
- Supplier Device Package :
- 14-SOIC
- Mounting Type :
- Surface Mount
- Current - Timekeeping (Max) :
- 1μA @ 1.8V~5.5V
- Screening Level :
- Industrial
- Product Status :
- Active
- Type :
- Clock/Calendar
- Volatile :
- No
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Manufacturer :
- Microchip
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Information Access Method :
- SERIAL, 4 WIRE/SPI
- JESD-30 Code :
- R-PDSO-G14
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Published :
- 2011
- Voltage - Supply :
- 1.8V~3.6V
- Memory Size :
- 64B
- Interface :
- SPI
- Interrupt Capability :
- Y
- Features :
- Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
- Product Type :
- Real Time Clocks
- Maximum Operating Temperature :
- + 85 C
- Supplier Package :
- SOIC N
- Mounting Style :
- SMD/SMT
- Number of Terminations :
- 14
- Series :
- --
- Minimum Operating Temperature :
- - 40 C
- Number of Pins :
- 14
- Length :
- 8.65mm
- Max Supply Voltage :
- 5.5 V
- Width :
- 3.9mm
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Seated Height-Max :
- 1.75 mm
- Power Supplies :
- 2/5V
- Mounting :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Clock Frequency :
- 10MHz
- Date Format :
- YY-MM-DD-dd
- Feature :
- Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
- Additional Feature :
- ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Qualification Status :
- Not Qualified
- ECCN Code :
- EAR99
- HTS Code :
- 8542.39.00.01
- Time Format :
- HH:MM:SS:hh (12/24 hr)
- Time-Min :
- 1/100SECOND
- Terminal Pitch :
- 1.27mm
- Datasheets
- MCP795W21T-I/SL

Real Time Clocks Microchip Technology MCP795W21T-I/SL Overview
The Microchip Technology MCP795W21T-I/SL is an advanced Real Time Clock/Calendar optimized for low power consumption and precise data logging. This product, falling under the category of Real Time Clocks, integrates seamlessly into various electronic applications due to its compact 14SOIC package and SPI interface, making it highly suitable for systems requiring robust time tracking and system management capabilities. With its precision and reliability, the MCP795W21T-I/SL ensures that all timed functions and scheduled events are executed precisely, which is crucial for industrial and commercial applications.
MCP795W21T-I/SL Features
The MCP795W21T-I/SL offers a variety of features that make it a standout option for precise timekeeping requirements. Its key features include battery-backed operation, an integrated crystal resonator which enhances its time-keeping accuracy, and an extended temperature range, making it ideal for challenging external environments. Additionally, the device's serial peripheral interface (SPI) allows for easy integration into existing architectures, facilitating improved system design flexibility.
MCP795W21T-I/SL Applications
- Consumer Electronics: Used in devices such as smart home systems and wearables to manage time-dependent functions like automation and user notifications efficiently.
- Industrial Systems: Helps in logging data with time stamps in manufacturing processes for audit trails and maintenance schedules, ensuring operational continuity.
- Communication Infrastructure: Utilized in network time servers for synchronization tasks across various communication equipment, enhancing network reliability and performance.
- Automotive: Integral in systems requiring time-based control and operations such as GPS navigation systems and black box recorders.
- Medical Devices: Critical for maintaining accurate time stamps in medical monitoring devices, which helps in tracking patient’s vitals over periods, crucial for diagnostics and treatment planning.
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