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Name: M48T201Y-70MH1F
Brand: STMicroelectronics
SKU: M48T201Y-70MH1F
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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STMicroelectronics M48T201Y-70MH1F

Part No.:: M48T201Y-70MH1F

Manufacturer:: STMicroelectronics

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

Datasheet:: M48T201Y-70MH1F.pdf

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

In Stock:: 463

Quantity:: Add To Cart

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M48T201Y-70MH1F Specifications

Package/Case:
44-BSOP (0.337, 8.56mm Width) requires SNAPHAT
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
Timekeeper®
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K
MemorySize:
-
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
3V
Current-Timekeeping(Max):
3mA @ 4.5V ~ 5.5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

M48T201Y-70MH1F this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M48T201Y-70MH1F 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 M48T201Y-70MH1F 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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M48T201Y-70MH1F information

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Basic introduction and simple engineering application of M48T201Y-70MH1F

M48T201Y-70MH1F is a non-volatile static RAM with a built-in real-time clock, commonly used in embedded systems for timekeeping and data storage purposes.

Introduction:

The M48T201Y-70MH1F integrates a 2-wire serial interface, allowing easy interfacing with microcontrollers for timekeeping applications. It features a 2.7V to 5.5V operating voltage range and a typical standby current of 0.1μA, making it suitable for low-power applications.

Application Scenario:

In electronic projects requiring timekeeping functionality, M48T201Y-70MH1F can be utilized. For instance, in a digital clock project, this device can maintain accurate timekeeping even in the absence of power.

Circuit Design:

To implement a digital clock using M48T201Y-70MH1F, follow these steps:

1. Connection Setup:

Connect M48T201Y-70MH1F to the microcontroller using the 2-wire serial interface (I2C). Ensure proper pull-up resistors are connected to the SDA and SCL lines for communication.

2. Power Supply:

Provide a stable power supply within the operating voltage range of M48T201Y-70MH1F. Utilize voltage regulators and decoupling capacitors to minimize voltage fluctuations.

3. Clock Display:

Interface the microcontroller with a clock display module, such as a 7-segment LED display or an LCD. Use GPIO pins to control the display and show the time retrieved from M48T201Y-70MH1F.

4. Real-Time Clock:

Configure the microcontroller to read the time from M48T201Y-70MH1F periodically using the serial interface. Implement algorithms to parse and display the time in the desired format.

5. User Interaction:

Integrate user input mechanisms, such as buttons or switches, to set the time on the clock. Use GPIO pins to detect user input and adjust the time stored in M48T201Y-70MH1F.

Considerations:

When designing the circuit, consider the following:

- Backup Power: Implement backup power sources, such as a coin cell battery, to maintain timekeeping functionality during power outages.

- Clock Accuracy: Ensure M48T201Y-70MH1F provides accurate timekeeping over extended periods by periodically calibrating the clock drift.

- I2C Communication: Verify proper I2C communication between the microcontroller and M48T201Y-70MH1F by checking for ACK/NACK signals and addressing conflicts.

- Display Brightness Control: Implement brightness control mechanisms for the clock display to adjust visibility based on ambient lighting conditions.

- Low Power Design: Optimize the firmware to minimize power consumption during standby mode to prolong battery life in portable clock applications.

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6. What is the process for return or replacement of M48T201Y-70MH1F?

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 M48T201Y-70MH1F we delivered, we will accept the replacement or return of the M48T201Y-70MH1F 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 M48T201Y-70MH1F.

(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