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Name: MCP795B21-I/SL
Brand: Microchip Technology
SKU: MCP795B21-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 MCP795B21-I/SL

Part No.:: MCP795B21-I/SL

Manufacturer:: Microchip Technology

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

Datasheet:: MCP795B21-I/SL.pdf

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

In Stock:: 2331

Quantity:: Add To Cart

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MCP795B21-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

MCP795B21-I/SL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795B21-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 MCP795B21-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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MCP795B21-I/SL information

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Basic introduction and simple engineering application of MCP795B21-I/SL

MCP795B21-I/SL is a real-time clock (RTC) integrated circuit manufactured by Microchip Technology, providing accurate timekeeping and timestamp functionality for various applications. It features a battery backup, alarm capabilities, and a wide operating voltage range, making it suitable for embedded systems and battery-powered devices.

Application Scenario:

In electronic devices requiring precise timekeeping, such as data loggers or IoT devices, MCP795B21-I/SL can be utilized to timestamp events, synchronize operations, and maintain accurate time records.

Experiment Setup:

To understand the functionality of MCP795B21-I/SL and its application in a simple project, follow these steps:

1. Circuit Connection:

Connect MCP795B21-I/SL to a microcontroller or development board using the I2C or SPI communication interface. Ensure proper wiring, including connections for power (VCC and GND) and communication (SDA and SCL).

2. Power Supply:

Provide a stable power supply to MCP795B21-I/SL within the specified voltage range. Utilize a battery backup for maintaining timekeeping functionality during power loss or interruptions.

3. Initialization:

Initialize the RTC module by configuring the necessary parameters, such as time and date settings, alarm thresholds, and output format (12-hour or 24-hour).

4. Timekeeping:

Utilize the RTC functions to read and update the current time and date. Implement periodic time updates to synchronize the system clock with MCP795B21-I/SL.

5. Alarm Functionality:

Explore the alarm capabilities of MCP795B21-I/SL by setting alarm thresholds and configuring interrupt triggers. Implement actions or notifications based on alarm events, such as activating a buzzer or sending a notification.

6. Data Logging:

Integrate MCP795B21-I/SL with data logging functionality to timestamp recorded data entries. Store timestamps along with sensor readings or system events to track occurrences over time accurately.

Considerations:

When working with MCP795B21-I/SL, consider the following:

- Backup Power: Ensure sufficient battery backup to maintain timekeeping functionality during power outages or low-power conditions.

- Communication Protocol: Choose the appropriate communication protocol (I2C or SPI) based on the microcontroller or host device requirements and compatibility.

- Interrupt Handling: Properly handle interrupts generated by MCP795B21-I/SL to respond to alarm events or time updates promptly.

- Accuracy and Calibration: Calibrate the RTC module periodically to maintain accurate timekeeping, considering factors such as temperature variations and crystal aging.

- Integration with Microcontroller: Implement robust firmware routines to interact with MCP795B21-I/SL efficiently, including error handling and synchronization mechanisms.

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6. What is the process for return or replacement of MCP795B21-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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