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Name: MCP795W22-I/SL
Brand: Microchip Technology
SKU: MCP795W22-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 MCP795W22-I/SL

Part No.:: MCP795W22-I/SL

Manufacturer:: Microchip Technology

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

Datasheet:: MCP795W22-I/SL.pdf

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

In Stock:: 3575

Quantity:: Add To Cart

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MCP795W22-I/SL Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
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 ~ 3.6V
Voltage-SupplyBattery:
1.3V ~ 3.6V
Current-Timekeeping(Max):
1µA @ 1.8V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

MCP795W22-I/SL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795W22-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 MCP795W22-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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MCP795W22-I/SL information

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Basic introduction and simple engineering application of MCP795W22-I/SL

MCP795W22-I/SL is a real-time clock (RTC) device manufactured by Microchip Technology. It is designed to provide accurate timekeeping and calendar functions for a wide range of applications, including embedded systems, consumer electronics, and industrial automation.

Basic Introduction:

The MCP795W22-I/SL RTC features a low-power design, with typical current consumption of only 400nA in battery backup mode. It operates over a wide voltage range, from 1.8V to 5.5V, making it suitable for battery-powered and low-power applications. The device communicates with the host microcontroller via the I2C interface, simplifying integration into existing systems.

Application Scenario:

In a simple project, such as a digital clock, MCP795W22-I/SL can be utilized to provide accurate timekeeping functionality. Let's explore how to integrate this RTC into a basic digital clock project:

1. Circuit Setup:

Connect the MCP795W22-I/SL RTC to your microcontroller board using the I2C interface. Ensure proper wiring of the SDA (data) and SCL (clock) lines between the RTC and the microcontroller. Also, connect the RTC's power and ground pins to the appropriate voltage and ground sources on the microcontroller board.

2. Initialization:

In your microcontroller firmware code, initialize the I2C communication interface to communicate with the MCP795W22-I/SL. Send the necessary commands to configure the RTC for the desired timekeeping parameters, such as setting the current time and date.

3. Timekeeping:

Periodically read the current time and date from the MCP795W22-I/SL RTC via the I2C interface. Update the digital clock display on your microcontroller's output, such as an LCD or LED display, with the retrieved time and date information.

4. User Interface:

Enhance the digital clock project with user interface features, such as buttons or a touchscreen, to allow users to adjust the time and date settings. Implement firmware logic to handle user input and update the RTC accordingly.

5. Alarm Functionality:

Utilize the alarm features of the MCP795W22-I/SL RTC to implement alarm functionality in your digital clock project. Set alarms for specific times or dates, and trigger corresponding actions, such as sounding a buzzer or turning on an indicator LED.

Considerations:

When working with the MCP795W22-I/SL RTC in your project, consider the following aspects:

- Power Supply: Ensure a stable power supply for both the microcontroller and the RTC to prevent timekeeping inaccuracies or data loss.

- Backup Battery: Install a backup battery for the MCP795W22-I/SL RTC to maintain timekeeping functionality during power outages or when the main power source is disconnected.

- Accuracy: Calibrate the RTC periodically to maintain accurate timekeeping, especially if long-term precision is required for your application.

- Firmware Optimization: Optimize your microcontroller firmware code to minimize power consumption while maintaining reliable communication with the RTC and other peripherals.

- Testing and Validation: Thoroughly test the digital clock project to ensure proper functionality and reliability under various operating conditions, including temperature variations and power fluctuations.

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6. What is the process for return or replacement of MCP795W22-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.

(2)We are informed of the defect described above within 90 days after the delivery of MCP795W22-I/SL.

(3)The PartNo is unused and only in the original unpacked packaging.

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