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Name: M48T512V-85PM1
Brand: STMicroelectronics
SKU: M48T512V-85PM1
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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STMicroelectronics M48T512V-85PM1

Part No.:: M48T512V-85PM1

Manufacturer:: STMicroelectronics

Package:: 32-DIP Module (0.600, 15.24mm)

Datasheet:: M48T512V-85PM1.pdf

Description:: IC RTC CLK/CALENDAR PAR 32-DIP

In Stock:: 2578

Quantity:: Add To Cart

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M48T512V-85PM1 Specifications

Package/Case:
32-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
Timekeeper®
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year
MemorySize:
-
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
3V ~ 3.6V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
3mA @ 3V ~ 3.6V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

M48T512V-85PM1 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M48T512V-85PM1 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 M48T512V-85PM1 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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M48T512V-85PM1 information

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Basic introduction and simple engineering application of M48T512V-85PM1

M48T512V-85PM1 is a non-volatile static RAM (NVSRAM) chip manufactured by STMicroelectronics. It combines the features of static RAM with non-volatile memory, offering data retention even when power is removed. This makes it ideal for applications requiring data storage with battery backup, such as real-time clocks, configuration storage, and event logging systems.

Application Scenario:

In a simple project, M48T512V-85PM1 can be used to implement a battery-backed real-time clock system for a microcontroller-based embedded device. This system ensures accurate timekeeping even in the absence of power, which is essential for applications like data logging, scheduling, and time-sensitive operations.

Circuit Design:

To create a real-time clock system using M48T512V-85PM1, follow these steps:

1. Connection to Microcontroller:

Connect the address, data, and control lines of M48T512V-85PM1 to the corresponding GPIO pins of the microcontroller. Ensure proper voltage levels and signal integrity.

2. Crystal Oscillator:

Connect a crystal oscillator circuit to the CLK pin of M48T512V-85PM1 to provide the necessary clock signal for timekeeping. Choose a crystal oscillator frequency compatible with the device's timing requirements.

3. Battery Backup:

Connect a backup battery, such as a coin cell battery, to the VBAT pin of M48T512V-85PM1. This ensures data retention during power loss and allows the real-time clock to continue operating uninterrupted.

4. Initialization:

Write initialization code in the microcontroller firmware to set the current date and time in M48T512V-85PM1 upon system startup or reset. This ensures accurate timekeeping from the outset.

5. Timekeeping:

Periodically read the current date and time from M48T512V-85PM1 in the microcontroller firmware to update system clocks and perform time-sensitive operations. Implement algorithms to handle time adjustments, daylight saving time transitions, and leap years if necessary.

Considerations:

When designing the circuit, consider the following factors:

- Battery Life: Choose a battery with sufficient capacity to maintain data retention for the required duration, considering factors like self-discharge rate and operating temperature.

- Clock Accuracy: Select a crystal oscillator with the desired accuracy and stability to ensure precise timekeeping over extended periods.

- Power Consumption: Optimize the firmware and circuit design to minimize power consumption, especially in battery-powered applications, to prolong battery life.

- Data Integrity: Implement error-checking mechanisms and backup strategies to prevent data corruption and ensure reliable operation, particularly in harsh environments or during unexpected power loss events.

- Environmental Considerations: Choose components rated for the intended operating temperature range and environmental conditions to ensure long-term reliability and performance stability.

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3. Are the M48T512V-85PM1 price and inventory displayed accurate?

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6. What is the process for return or replacement of M48T512V-85PM1?

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 M48T512V-85PM1 we delivered, we will accept the replacement or return of the M48T512V-85PM1 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 M48T512V-85PM1.

(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