MCP79400T-I/ST
- Mfr.Part #
- MCP79400T-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
- 7,279
- In Stock :
- 7,279
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Real Time Clocks
- Features :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Supplier Package :
- TSSOP
- Supply Voltage :
- 2.5V
- Width :
- 3mm
- Memory Size :
- 64B
- Min Supply Voltage :
- 1.8 V
- Number of Timers :
- 1
- Series :
- --
- Mounting :
- Surface Mount
- JESD-30 Code :
- R-PDSO-G8
- Package :
- Tape and Reel (TR)
- Terminal Finish :
- Matte Tin (Sn) - annealed
- ECCN Code :
- EAR99
- Terminal Form :
- Gull wing
- Factory Lead Time :
- 2 Weeks
- Pin Count :
- 8
- Number of Terminations :
- 8
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Function :
- Clock/Calendar/Alarm/Battery Backup
- Screening Level :
- TS 16949
- Operating Supply Voltage :
- 2.5, 3.3, 5 V
- Interrupt Capability :
- Y
- Published :
- 2011
- Time Format :
- HH:MM:SS (12/24 hr)
- Surface Mount :
- yes
- Time-Min :
- SECONDS
- Clock Frequency :
- 0.4MHz
- Max Supply Voltage :
- 5.5 V
- Product Status :
- Active
- Brand :
- Microchip Technology
- Min Operating Temperature :
- -40 °C
- Supplier Device Package :
- 8-TSSOP
- Length :
- 4.4mm
- Logic Function :
- Clock
- Terminal Pitch :
- 0.65mm
- Volatile :
- No
- Product Category :
- Real Time Clock
- Operating Temperature :
- -40°C~85°C
- Interface :
- I2C, 2-Wire Serial
- Max Operating Temperature :
- 85 °C
- Feature :
- Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
- Temperature Grade :
- Industrial
- Information Access Method :
- I2C
- Type :
- Clock/Calendar
- uPs/uCs/Peripheral ICs Type :
- TIMER, REAL TIME CLOCK
- Number of Pins :
- 8
- Reach Compliance Code :
- Compliant
- Package Shape :
- RECTANGULAR
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Peak Reflow Temperature (Cel) :
- 260
- Mounting Type :
- Surface Mount
- Package / Case :
- 8-TSSOP (0.173, 4.40mm Width)
- RoHS Status :
- ROHS3 Compliant
- Number of Terminals :
- 8
- Base Part Number :
- MCP79400
- Height Seated (Max) :
- 1.2mm
- Seated Height-Max :
- 1.2 mm
- Bus Type :
- Serial I2C
- Base Product Number :
- MCP79400
- Packaging :
- Tape and Reel (TR)
- Mount :
- Surface Mount
- HTS Code :
- 8542.39.00.01
- Power Supplies :
- 2/5V
- Voltage - Supply :
- 1.8V~5.5V
- Qualification Status :
- Not Qualified
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Radiation Hardening :
- No
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- RoHS :
- Compliant
- Date Format :
- YY-MM-DD-dd
- JESD-609 Code :
- e3
- Current - Timekeeping (Max) :
- 1.2μA Typ @ 3.3V
- Terminal Position :
- Dual
- Product Type :
- Real Time Clocks
- Manufacturer :
- Microchip
- Datasheets
- MCP79400T-I/ST
Real Time Clocks Microchip Technology MCP79400T-I/ST Overview
The Microchip Technology MCP79400T-I/ST, a highly integrated Real Time Clock (RTC) IC, is engineered to address the sophisticated timing requirements of modern electronic devices. With its compact 8TSSOP package, this IC incorporates clock/calendar functionality alongside 64 bytes of battery-backed SRAM, making it ideal for applications needing reliable timekeeping and data storage. The MCP79400T-I/ST is equipped with digital trimming capabilities that enhance the accuracy of timekeeping, which is crucial for time-sensitive applications. The device seamlessly integrates into various systems due to its I2C communication interface, ensuring easy implementation and interoperability. The inclusion of a unique MAC address adds functionality for networked devices, streamlining device authentication and network management processes.
MCP79400T-I/ST Features
- I2C Interface: Facilitates simple and effective two-wire integration into existing digital systems.
- Battery-Backed SRAM: Offers 64 bytes of storage to maintain data integrity during power loss scenarios.
- Digital Trimming: Allows for precise time adjustment to compensate for crystal aging and temperature shifts.
- Unique MAC Address: Provides a unique identifier for network applications, enhancing device traceability and network security.
MCP79400T-I/ST Applications
- Consumer Electronics: Utilized in smart home devices, wearables, and other consumer gadgets to maintain accurate time even during power interruptions.
- Networking: Essential in routers and modems for time-stamping and log management, ensuring accurate network analysis and security tracking.
- Industrial Systems: Deployed in factory automation systems to synchronize operations and maintain logs for troubleshooting and maintenance schedules.
- Medical Devices: Used in medical monitoring equipment to ensure precise timekeeping crucial for patient care and data logging.
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.
















