MCP79402T-I/SN
- Mfr.Part #
- MCP79402T-I/SN
- Manufacturer
- Microchip Technology
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-SOIC
- Stock
- 44,181
- In Stock :
- 44,181
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Number of Pins :
- 8
- Mounting :
- Surface Mount
- Height Seated (Max) :
- 1.75mm
- Terminal Form :
- Gull wing
- RoHS Status :
- ROHS3 Compliant
- Seated Height-Max :
- 1.75 mm
- Published :
- 2011
- Number of Terminations :
- 8
- Supplier Device Package :
- 8-SOIC
- Current - Timekeeping (Max) :
- 1.2μA Typ @ 3.3V
- Interface :
- I2C, 2-Wire Serial
- Mounting Type :
- Surface Mount
- RoHS :
- Compliant
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of Timers :
- 1
- Min Operating Temperature :
- -40 °C
- Time Format :
- HH:MM:SS (12/24 hr)
- Product Category :
- Real Time Clock
- Max Supply Voltage :
- 5.5 V
- Surface Mount :
- yes
- JESD-609 Code :
- e3
- HTS Code :
- 8542.39.00.01
- Manufacturer :
- Microchip
- Peak Reflow Temperature (Cel) :
- 260
- Screening Level :
- TS 16949
- Date Format :
- YY-MM-DD-dd
- Interrupt Capability :
- Y
- Package :
- Tape and Reel (TR)
- Qualification Status :
- Not Qualified
- Product Status :
- Active
- Memory Size :
- 64B
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Base Product Number :
- MCP79402
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Supply Voltage :
- 2.5V
- Clock Frequency :
- 0.4MHz
- Package Shape :
- RECTANGULAR
- Logic Function :
- Clock
- Packaging :
- Tape and Reel (TR)
- Length :
- 4.9mm
- Product Type :
- Real Time Clocks
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Min Supply Voltage :
- 1.8 V
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Volatile :
- No
- ECCN Code :
- EAR99
- Type :
- Clock/Calendar
- Voltage - Supply :
- 1.8V~5.5V
- Radiation Hardening :
- No
- Base Part Number :
- MCP79402
- Max Operating Temperature :
- 85 °C
- Time-Min :
- SECONDS
- Supplier Package :
- SOIC N
- Mount :
- Surface Mount
- Factory Lead Time :
- 6 Weeks
- Information Access Method :
- I2C
- Reach Compliance Code :
- Compliant
- Power Supplies :
- 2/5V
- JESD-30 Code :
- R-PDSO-G8
- Function :
- Clock/Calendar/Alarm/Battery Backup
- Series :
- --
- Operating Temperature :
- -40°C~85°C
- Number of Terminals :
- 8
- Width :
- 3.9mm
- Terminal Pitch :
- 1.27mm
- Pin Count :
- 8
- Brand :
- Microchip Technology
- Bus Type :
- Serial I2C
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Temperature Grade :
- Industrial
- Terminal Position :
- Dual
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Datasheets
- MCP79402T-I/SN

Real Time Clocks Microchip Technology MCP79402T-I/SN Overview
The MCP79402T-I/SN by Microchip Technology is a highly reliable, feature-rich Real Time Clock (RTC) component that offers clock/calendar functionalities with the convenience of I2C communication. Designed to meet the stringent demands of modern electronic applications, this RTC device ensures accurate timekeeping and is ideal for systems that require precise scheduling and time stamping capabilities. Its integration capabilities in various technology ecosystems make it a preferred choice for developers looking to implement an efficient power management system with minimal power consumption and robust design.
MCP79402T-I/SN Features
This compact and efficient RTC includes several features that stand out in the market: a built-in 64-byte SRAM, a digital trimming feature to adjust time accuracy, automatic leap year correction, and a battery backup capability for maintaining timekeeping during power-off scenarios. Moreover, its packaging in an 8SOIC form factor ensures ease of integration into existing designs, making it a versatile choice for both new projects and upgrades to existing systems.
MCP79402T-I/SN Applications
- Consumer Electronics: Used in devices such as smart watches, digital cameras, and other portable devices, the MCP79402T-I/SN helps manage system wake-up/sleep functions effectively, enhancing battery life and user experience.
- Networking Equipment: Integral in routers, switches, and networked communication devices for maintaining accurate logs and data records crucial for system diagnostics and maintenance.
- Industrial Systems: Provides reliable timekeeping that is essential for time-stamping events, monitoring systems, and managing scheduled tasks in automation and control systems.
- Medical Devices: Utilized in medical monitoring equipment to ensure precise time tracking required for patient data logging and device synchronization.
- Automotive Electronics: Helps in data logging and GPS systems within vehicles to provide accurate timestamping of journey logs and operational records.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















