MCP7940N-E/MS
Microchip Technology

Microchip Technology
IC RTC CLK/CALENDAR I2C 8-MSOP
$0.98
Available to order
Reference Price (USD)
1+
$0.98000
500+
$0.9702
1000+
$0.9604
1500+
$0.9506
2000+
$0.9408
2500+
$0.931
Exquisite packaging
Discount
TT / Paypal / Credit Card / Western Union / Money Gram
The MCP7940N-E/MS Real Time Clock IC by Microchip Technology sets new standards in the Clock/Timing - Real Time Clocks category. Designed for space-constrained applications, this compact IC offers full calendar functionality with century detection, making it future-proof for long-term deployments. Its low current consumption (typically 400nA) makes it particularly valuable for portable medical devices and environmental monitoring equipment. The Integrated Circuits (ICs) in this series feature automatic leap year correction and are resistant to voltage fluctuations, ensuring reliable performance in industrial control systems and automotive infotainment units where precise timing is essential.
Specifications
- Product Status: Active
- Type: Clock/Calendar
- Features: Alarm, Leap Year, Square Wave Output, SRAM
- Memory Size: 64B
- Time Format: HH:MM:SS (12/24 hr)
- Date Format: YY-MM-DD-dd
- Interface: I²C, 2-Wire Serial
- Voltage - Supply: 1.8V ~ 5.5V
- Voltage - Supply, Battery: 1.3V ~ 5.5V
- Current - Timekeeping (Max): 1.2µA @ 3.3V
- Operating Temperature: -40°C ~ 125°C
- Mounting Type: Surface Mount
- Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Supplier Device Package: 8-MSOP