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Name: MCP795B11T-I/ST
Brand: Microchip Technology
SKU: MCP795B11T-I/ST
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology MCP795B11T-I/ST

Part No.:: MCP795B11T-I/ST

Manufacturer:: Microchip Technology

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

Datasheet:: MCP795B11T-I/ST.pdf

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

In Stock:: 3791

Quantity:: Add To Cart

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MCP795B11T-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

MCP795B11T-I/ST this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP795B11T-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 MCP795B11T-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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MCP795B11T-I/ST information

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Basic introduction and simple engineering application of MCP795B11T-I/ST

MCP795B11T-I/ST is a real-time clock (RTC) module manufactured by Microchip Technology, providing accurate timekeeping and alarm functions. It features a built-in 64-bit unique ID and a battery backup, ensuring reliable operation even in the absence of external power.

Application Scenario:

In DIY electronics projects, MCP795B11T-I/ST can be utilized to timestamp data logging, schedule events, and trigger actions based on time, such as controlling lights or watering systems in home automation setups.

Circuit Design:

To integrate MCP795B11T-I/ST into a simple project, follow these steps:

1. Connection Setup:

Connect the MCP795B11T-I/ST module to a microcontroller or development board using the I2C or SPI communication protocol. Ensure proper connections for power (VCC and GND) and data (SDA and SCL) lines.

2. Initialization:

Initialize the RTC module by sending commands to set the current date, time, and alarm configurations. Use the appropriate libraries or communication protocols supported by your microcontroller to communicate with MCP795B11T-I/ST.

3. Data Logging:

Implement data logging functionality by periodically reading the current time from MCP795B11T-I/ST and storing sensor readings or system states along with timestamps in non-volatile memory, such as an SD card or EEPROM.

4. Event Triggering:

Set up alarm triggers based on specific times or dates using the alarm functionality of MCP795B11T-I/ST. When the configured time matches the current time, trigger actions like activating relays, sending notifications, or changing system states.

5. Power Management:

Ensure continuous operation of the RTC module by providing a stable power supply. In case of power loss, rely on the built-in battery backup of MCP795B11T-I/ST to retain timekeeping functionality and alarm settings.

Considerations:

When working with MCP795B11T-I/ST, consider the following factors:

- Backup Battery: Monitor the battery voltage periodically and replace it when necessary to prevent data loss during extended power outages.

- Accuracy: Calibrate the RTC module periodically to maintain accurate timekeeping, especially in applications requiring precise timing.

- Compatibility: Ensure compatibility between the RTC module and the microcontroller or development board in terms of communication protocols and voltage levels.

- External Interrupts: Utilize the alarm output pin of MCP795B11T-I/ST to generate interrupts in the microcontroller, allowing for efficient event handling and power-saving modes.

- EMI/EMC Considerations: Shield the RTC module and sensitive circuits from electromagnetic interference to prevent erratic behavior and ensure reliable operation in noisy environments.

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6. What is the process for return or replacement of MCP795B11T-I/ST?

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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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