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Name: M48T37V-10MH1E
Brand: STMicroelectronics
SKU: M48T37V-10MH1E
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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STMicroelectronics M48T37V-10MH1E

Part No.:: M48T37V-10MH1E

Manufacturer:: STMicroelectronics

Package:: 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT

Datasheet:: M48T37V-10MH1E.pdf

Description:: IC RTC CLK/CALENDAR PAR 44-SOH

In Stock:: 2072

Quantity:: Add To Cart

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M48T37V-10MH1E Specifications

Package/Case:
44-BSOP (0.337, 8.56mm Width) requires SNAPHAT
Packaging:
Tube
Series:
Timekeeper®
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Watchdog Timer
MemorySize:
-
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
3V ~ 3.6V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
2mA @ 3V ~ 3.6V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

M48T37V-10MH1E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M48T37V-10MH1E 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 M48T37V-10MH1E 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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M48T37V-10MH1E information

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Basic introduction and simple engineering application of M48T37V-10MH1E

M48T37V-10MH1E is a low-power, serial access, non-volatile (NV) RAM with a real-time clock (RTC) feature. It integrates 32Kb of battery-backed static RAM and a quartz crystal that maintains timekeeping even when the main power is off.

Introduction:

The M48T37V-10MH1E is commonly used in applications requiring reliable timekeeping and data storage, such as embedded systems, industrial automation, and electronic devices that need to retain critical information during power cycles.

Application Scenario:

In a digital alarm clock project, the M48T37V-10MH1E can be utilized to store alarm settings and maintain accurate timekeeping, even in the absence of external power.

Circuit Design:

To create a digital alarm clock using M48T37V-10MH1E, follow these steps:

1. Power Supply:

Connect a stable power supply to the M48T37V-10MH1E to ensure continuous operation. Use a battery backup system to retain time and alarm settings during power outages.

2. Microcontroller Integration:

Interface the M48T37V-10MH1E with a microcontroller, such as an Arduino or Raspberry Pi, using the serial interface (SPI/I2C). Follow the datasheet guidelines for proper connection and communication protocol.

3. Real-Time Clock Functionality:

Utilize the RTC feature of M48T37V-10MH1E to keep track of time accurately. Configure the clock registers to set the current time and date during initialization.

4. Alarm Setting:

Implement alarm functionality by programming the microcontroller to compare the current time with the predefined alarm time stored in M48T37V-10MH1E. Activate external indicators, such as LEDs or buzzers, when the alarm condition is met.

5. User Interface:

Include user interface elements, such as buttons or a touchscreen display, to allow users to set the alarm time and interact with the clock. Use GPIO pins of the microcontroller for input and output control.

Experiment Steps:

Follow these steps to create a simple digital alarm clock prototype:

Step 1: Connect the M48T37V-10MH1E to the microcontroller according to the datasheet specifications.

Step 2: Write code to initialize the RTC registers and set the current time.

Step 3: Implement functionality to set the alarm time through the user interface.

Step 4: Continuously read the current time from the RTC and compare it with the alarm time.

Step 5: Activate the alarm indicators when the alarm time matches the current time.

Considerations:

When designing the alarm clock circuit, consider the following factors:

- Power Consumption: Optimize the circuit to minimize power consumption, especially when running on battery backup.

- User Interface Design: Design an intuitive user interface for easy interaction and alarm setting.

- Alarm Accuracy: Ensure precise timekeeping and alarm triggering to fulfill the intended functionality reliably.

- Battery Backup: Use a reliable battery backup system to prevent data loss and maintain clock operation during power interruptions.

- Testing and Validation: Thoroughly test the alarm clock prototype to verify its functionality, including timekeeping accuracy and alarm triggering under various conditions.

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3. Are the M48T37V-10MH1E price and inventory displayed accurate?

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6. What is the process for return or replacement of M48T37V-10MH1E?

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 M48T37V-10MH1E we delivered, we will accept the replacement or return of the M48T37V-10MH1E 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 M48T37V-10MH1E.

(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