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Name: MCP795B20-I/SL
Brand: Microchip Technology
SKU: MCP795B20-I/SL
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology MCP795B20-I/SL

Part No.:: MCP795B20-I/SL

Manufacturer:: Microchip Technology

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: MCP795B20-I/SL.pdf

Description:: IC RTC CLK/CALENDAR SPI 14-SOIC

In Stock:: 3133

Quantity:: Add To Cart

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MCP795B20-I/SL Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
MemorySize:
64B
TimeFormat:
HH:MM:SS:hh (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
SPI
Voltage-Supply:
1.8V ~ 5.5V
Voltage-SupplyBattery:
1.3V ~ 5.5V
Current-Timekeeping(Max):
1µA @ 1.8V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

MCP795B20-I/SL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795B20-I/SL price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MCP795B20-I/SL to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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MCP795B20-I/SL information

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Basic introduction and simple engineering application of MCP795B20-I/SL

MCP795B20-I/SL is a real-time clock (RTC) chip manufactured by Microchip Technology, providing accurate timekeeping functionality for various electronic devices. It is commonly used in applications requiring precise timing, such as data logging systems, battery-powered devices, and industrial automation equipment.

Application Scenario:

In a weather station project, MCP795B20-I/SL can be utilized to timestamp sensor readings and synchronize data transmission to a central server for analysis and visualization.

Circuit Design:

To integrate MCP795B20-I/SL into a weather station project, follow these steps:

1. RTC Connection:

Connect the MCP795B20-I/SL chip to the microcontroller, ensuring proper wiring for power, ground, and communication lines. Utilize the I2C interface for communication, connecting the SDA and SCL pins of MCP795B20-I/SL to the corresponding pins on the microcontroller.

2. Sensor Integration:

Integrate weather sensors, such as temperature, humidity, and pressure sensors, to measure environmental parameters. Connect these sensors to the microcontroller's analog or digital input pins for data acquisition.

3. Data Logging:

Use the MCP795B20-I/SL RTC to timestamp sensor readings and log them into non-volatile memory, such as an external EEPROM or a microSD card. Implement firmware routines to read sensor data periodically, timestamp it with the RTC, and store it in the memory device.

4. Communication:

Implement a communication interface, such as UART or SPI, to transmit the logged data to a central server or display device. Configure the microcontroller's communication pins accordingly and establish communication protocols for data transfer.

5. Power Management:

Ensure efficient power management to prolong battery life in battery-powered applications. Utilize low-power modes of the microcontroller and MCP795B20-I/SL chip when idle and implement power-saving strategies, such as turning off peripherals when not in use.

Considerations:

When designing the weather station circuit, consider the following:

- Accuracy: Calibrate the MCP795B20-I/SL RTC for accurate timekeeping, ensuring precise timestamping of sensor readings.

- Data Integrity: Implement error-checking mechanisms to ensure the integrity of logged data during storage and transmission, mitigating potential data corruption issues.

- Environmental Protection: Encapsulate the circuit in a weatherproof housing to protect it from moisture, dust, and other environmental factors, ensuring reliable operation in outdoor conditions.

- User Interface: Add a display module, such as an LCD or OLED screen, to provide real-time weather data visualization for users. Utilize the microcontroller's GPIO pins for interfacing with the display module and presenting information.

- Remote Monitoring: Enable remote monitoring capabilities by incorporating wireless communication modules, such as Wi-Fi or LoRa, for data transmission to a remote server or mobile application.

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6. What is the process for return or replacement of MCP795B20-I/SL?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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