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MCP79400T-I/SN
Product Overview
Category
The MCP79400T-I/SN belongs to the category of real-time clock (RTC) ICs.
Use
It is used to keep track of time and date information in various electronic devices, such as embedded systems, consumer electronics, and industrial applications.
Characteristics
- Low power consumption
- Integrated oscillator compensation
- Battery backup for continuous timekeeping
- I2C interface for communication
Package
The MCP79400T-I/SN is available in a 8-pin SOIC package.
Essence
The essence of this product lies in its ability to provide accurate timekeeping functionality with minimal power consumption.
Packaging/Quantity
The MCP79400T-I/SN is typically packaged in reels with a quantity of 2500 units per reel.
Specifications
- Supply Voltage: 1.8V to 5.5V
- Timekeeping Current: 400nA (typical)
- Operating Temperature Range: -40°C to +85°C
- I2C Bus Interface: Up to 400kHz
- Alarm Output: Open-drain, active-low
Detailed Pin Configuration
- VBAT - Backup Battery Input
- SDA - I2C Data
- SCL - I2C Clock
- SQW/INT - Square Wave/Interrupt Output
- VSS - Ground
- VDD - Power Supply
- X1 - Crystal Connection
- X2 - Crystal Connection
Functional Features
- Real-time clock/calendar with leap year compensation
- Battery switchover and low battery detection
- Programmable alarms and interrupts
- 64 bytes of SRAM for data storage
- Automatic power-fail detect and switch circuitry
Advantages and Disadvantages
Advantages
- Low power consumption extends battery life
- Integrated features reduce external component count
- Accurate timekeeping with temperature compensation
Disadvantages
- Limited SRAM capacity for data storage
- Requires an external crystal for timekeeping accuracy
Working Principles
The MCP79400T-I/SN utilizes an integrated oscillator compensation circuit to maintain accurate timekeeping. It operates by continuously updating the time and date registers based on the crystal oscillator's frequency.
Detailed Application Field Plans
The MCP79400T-I/SN is suitable for a wide range of applications including: - IoT devices - Wearable electronics - Automotive systems - Smart home appliances - Industrial automation
Detailed and Complete Alternative Models
Some alternative models to the MCP79400T-I/SN include: - DS3231 - Real-Time Clock (RTC) IC - PCF85263A - I2C-bus real-time clock/calendar
In conclusion, the MCP79400T-I/SN offers reliable timekeeping functionality with low power consumption, making it a versatile choice for various electronic applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MCP79400T-I/SN en soluciones técnicas
What is the operating voltage range of MCP79400T-I/SN?
- The operating voltage range of MCP79400T-I/SN is 1.8V to 5.5V.Can MCP79400T-I/SN be used for real-time clock (RTC) applications?
- Yes, MCP79400T-I/SN is designed for real-time clock (RTC) applications.What is the typical backup current of MCP79400T-I/SN?
- The typical backup current of MCP79400T-I/SN is 400nA.Does MCP79400T-I/SN have a battery switchover circuit?
- Yes, MCP79400T-I/SN features a battery switchover circuit.What is the temperature range for MCP79400T-I/SN?
- The temperature range for MCP79400T-I/SN is -40°C to +85°C.Is MCP79400T-I/SN compatible with I2C communication?
- Yes, MCP79400T-I/SN is compatible with I2C communication.Can MCP79400T-I/SN be used in battery-powered applications?
- Yes, MCP79400T-I/SN can be used in battery-powered applications due to its low power consumption.What is the frequency output range of MCP79400T-I/SN?
- The frequency output range of MCP79400T-I/SN is 32.768kHz.Does MCP79400T-I/SN have alarm functions?
- Yes, MCP79400T-I/SN includes alarm functions for time-based events.Is MCP79400T-I/SN RoHS compliant?
- Yes, MCP79400T-I/SN is RoHS compliant, making it suitable for environmentally conscious designs.