What is the Additional Feature ?

Name: MCP795B21T-I/ST
Brand: Microchip Technology
SKU: MCP795B21T-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.

Cart ( )

lmages are for reference only See Product Specifications

Microchip Technology MCP795B21T-I/ST

Part No.:: MCP795B21T-I/ST

Manufacturer:: Microchip Technology

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

Datasheet:: MCP795B21T-I/ST.pdf

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

In Stock:: 2507

Quantity:: Add To Cart

For more detailed including pricing and shipping

: Quick response, quick quotation

: Flash shipment, no worries after sales

: Original channel, guarantee of the authentic products

Please send RFQ , we will respond immediately.

Purchase and inquiry

MCP795B21T-I/ST Specifications

Package/Case:
14-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR)
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

MCP795B21T-I/ST this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795B21T-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 MCP795B21T-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.

Purchase in icwhale.com

There is no doubt that you may place an order without registering to icwhale.com.

We strongly suggest you sign in our shop before purchasing as you can track your order real-time tracking.

Means of Payment in icwhale.com

For your convenience, we support multiple payment methods in USD, including PayPal, Credit Card, wire transfer. and Alipay.

RFQ (Request for Quotations) in icwhale.com

It is recommended to acquire for quotations to get the latest prices and inventories about the parts.

Our sales will reply to your request by email within 24 hours.

Warm reminder

1. You'll receive an order information email in your email inbox. (Please remember to check the spam folder if you didn't hear from us).

2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping & Handling

Shipping fee starts at $35, but some countries will exceed $35. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)

The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and countries.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, UPS and China Post.

Order Tracking for International Orders

Once your order has been shipped, the tracking number will be sent to the email address registered to your account. This information can also be viewed when logged into your account in the "my account" page.

MCP795B21T-I/ST information

Views：

Basic introduction and simple engineering application of MCP795B21T-I/ST

MCP795B21T-I/ST is a real-time clock (RTC) module manufactured by Microchip Technology, offering precise timekeeping capabilities suitable for various applications in embedded systems.

Introduction:

The MCP795B21T-I/ST RTC module provides accurate time and date information, along with alarm and timestamp features. It operates over a wide voltage range and boasts low-power consumption, making it ideal for battery-powered devices requiring long-term timekeeping accuracy.

Application Scenario:

In a simple project, MCP795B21T-I/ST can be utilized to create a digital clock with alarm functionality. Let's explore how to implement this project step by step.

Project Implementation:

1. Hardware Setup:

Connect the MCP795B21T-I/ST RTC module to a microcontroller board, such as an Arduino or Raspberry Pi, using the I2C communication protocol. Ensure proper wiring and check the datasheet for pin configurations.

2. Initialization:

In your microcontroller code, initialize the I2C communication and configure the MCP795B21T-I/ST module settings, including time and date setup, alarm configuration, and any other required parameters.

3. Time Display:

Display the current time and date obtained from the MCP795B21T-I/ST module on an output device, such as an LCD display or serial monitor. Update the display periodically to reflect real-time changes.

4. Alarm Functionality:

Set up an alarm using the MCP795B21T-I/ST module to trigger an event at a specific time. Implement the necessary interrupt handling in your microcontroller code to execute the desired action when the alarm triggers.

5. User Interaction:

Include user interface elements, such as buttons or a keypad, to allow users to set the time, date, and alarm parameters interactively. Implement corresponding firmware logic to handle user input and update the MCP795B21T-I/ST module settings accordingly.

Considerations:

- Power Supply: Ensure a stable power source for both the microcontroller and the MCP795B21T-I/ST module to prevent time drift and ensure continuous operation.

- Backup Battery: Install a backup battery for the MCP795B21T-I/ST module to maintain timekeeping functionality during power outages or when the main power source is disconnected.

- Error Handling: Implement error-checking mechanisms in your code to handle communication errors or module malfunctions gracefully.

- Accuracy Calibration: Periodically calibrate the MCP795B21T-I/ST module's timekeeping accuracy to compensate for drift and maintain precise time synchronization.

Conclusion:

In this project, we've explored the basic functionality of the MCP795B21T-I/ST RTC module and demonstrated its application in creating a digital clock with alarm features. By following the provided steps and considerations, beginners can gain hands-on experience with real-time clock modules and enhance their understanding of embedded systems development.

MCP795B21T-I/ST FAQ

1. How to order MCP795B21T-I/ST on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that MCP795B21T-I/ST is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the MCP795B21T-I/ST. All suppliers must pass our qualification reviews before they can publish their products including MCP795B21T-I/ST on icwhale.com; we pay more attention to the channels and quality of MCP795B21T-I/ST products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the MCP795B21T-I/ST price and inventory displayed accurate?

The price and inventory of MCP795B21T-I/ST fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of MCP795B21T-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 MCP795B21T-I/ST we delivered, we will accept the replacement or return of the MCP795B21T-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 MCP795B21T-I/ST.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations