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Name: MCP795W12-I/ST
Brand: Microchip Technology
SKU: MCP795W12-I/ST
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 MCP795W12-I/ST

Part No.:: MCP795W12-I/ST

Manufacturer:: Microchip Technology

Package:: 14-TSSOP (0.173, 4.40mm Width)

Datasheet:: MCP795W12-I/ST.pdf

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

In Stock:: 3859

Quantity:: Add To Cart

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MCP795W12-I/ST Specifications

Package/Case:
14-TSSOP (0.173, 4.40mm 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

MCP795W12-I/ST this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795W12-I/ST 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 MCP795W12-I/ST 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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MCP795W12-I/ST information

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Basic introduction and simple engineering application of MCP795W12-I/ST

MCP795W12-I/ST is a real-time clock (RTC) device manufactured by Microchip Technology, offering accurate timekeeping and alarm functions. It operates with low power consumption, making it suitable for battery-powered applications and embedded systems requiring precise timekeeping.

Application Scenario:

In a home automation project, MCP795W12-I/ST can be utilized to schedule and trigger specific events based on time, such as turning on lights or adjusting room temperature.

Circuit Design:

To create a simple alarm system using MCP795W12-I/ST, follow these steps:

1. RTC Setup:

Connect the necessary power supply and decoupling capacitors to MCP795W12-I/ST. Ensure proper voltage levels and stability for reliable operation.

2. Clock Configuration:

Configure the RTC registers to set the current time and date. Utilize the I2C communication interface to communicate with MCP795W12-I/ST and update the clock settings.

3. Alarm Configuration:

Program the alarm registers of MCP795W12-I/ST to trigger an interrupt or an output signal at a specific time. Define the desired alarm time and date to activate the alarm function.

4. Output Signal:

Connect an LED or a buzzer to the alarm output pin of MCP795W12-I/ST. When the configured alarm time is reached, the device will generate a signal to activate the connected output device.

5. Test and Verification:

Verify the functionality of the alarm system by setting different alarm times and observing the response of the connected output device. Ensure that the alarm triggers accurately according to the configured settings.

Considerations:

When designing the alarm system, consider the following factors:

- Power Supply: Ensure stable power supply to MCP795W12-I/ST to maintain accurate timekeeping and alarm functionality.

- Interrupt Handling: Implement proper interrupt handling routines in the microcontroller firmware to respond to alarm events promptly.

- User Interface: Provide user feedback through LEDs, displays, or other indicators to indicate alarm activation and status.

- Battery Backup: Incorporate a backup power source, such as a coin cell battery, to retain timekeeping functionality in case of main power failure.

- Integration with Microcontroller: Interface MCP795W12-I/ST with a microcontroller to enable advanced alarm management and integration with other system functions.

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6. What is the process for return or replacement of MCP795W12-I/ST?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MCP795W12-I/ST we delivered, we will accept the replacement or return of the MCP795W12-I/ST only when all of the below conditions are fulfilled:

(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 MCP795W12-I/ST.

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

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