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Name: RTC-4543SA:B ROHS
Brand: Epson
SKU: RTC-4543SA:B ROHS
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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Epson RTC-4543SA:B ROHS

Part No.:: RTC-4543SA:B ROHS

Manufacturer:: Epson

Package:: 14-SOIC (0.197, 5.00mm Width)

Datasheet:: RTC-4543SA:B ROHS.pdf

Description:: IC RTC CALENDAR 3-WIRE SER 14SOP

In Stock:: 2797

Quantity:: Add To Cart

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RTC-4543SA:B ROHS Specifications

Package/Case:
14-SOIC (0.197, 5.00mm Width)
Packaging:
Tube
Series:
RTC-4543SA
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year
MemorySize:
-
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
3-Wire Serial
Voltage-Supply:
2.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
1µA ~ 3µA @ 2V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

RTC-4543SA:B ROHS this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including RTC-4543SA:B ROHS 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 RTC-4543SA:B ROHS 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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RTC-4543SA:B ROHS information

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RTC-4543SA:B ROHS Typical application Circuitry

RTC-4543SA B ROHS

RTC-4543SA:B ROHS is a real-time clock (RTC) chip that provides accurate timekeeping functions. It is frequently utilized in many applications that need for exact time and date information.This chip can be used in a wide range of devices such as digital clocks, watches, medical equipment, data loggers, and more.

Key Features of RTC-4543SA:B ROHS:

- Real-time clock and calendar functions

- 12-hour or 24-hour time format

- Date in the format of day, month, and year

- Programmable alarm functions

- Low power consumption

- I2C communication interface

Application Scenario: Digital Alarm Clock Circuit

Using the RTC-4543SA:B ROHS chip, we will create a digital alarm clock circuit in this example.

This circuit will display the current time and allow the user to set an alarm.

Circuit Design:

1. RTC-4543SA:B ROHS Pinout:

- Pin 1: VCC (Power supply)

- Pin 2: GND (Ground)

- Pin 3: SDA (I2C data)

- Pin 4: SCL (I2C clock)

- Pin 5: SQW/OUT (Square wave output)

- Pin 6: INT (Interrupt output)

- Pin 7: A2 (Address bit 2)

- Pin 8: A1 (Address bit 1)

- Pin 9: A0 (Address bit 0)

2. Connections:

- Connect Pin 1 (VCC) to a +3.3V or +5V power supply.

- Connect Pin 2 (GND) to the ground.

- Connect Pin 3 (SDA) and Pin 4 (SCL) to the respective lines of the microcontroller's I2C bus.

- Connect Pin 5 (SQW/OUT) to an input pin of the microcontroller to monitor the square wave output.

- Connect Pin 6 (INT) to an interrupt-capable input pin of the microcontroller to handle alarms.

- Pins 7, 8, and 9 are used for I2C address configuration but are optional for this basic setup.

3. Microcontroller Integration:

- Interface the microcontroller with the RTC chip using the I2C protocol.

- Configure the microcontroller to read time and date data from the RTC chip and display it on a digital display (e.g., 7-segment display or LCD).

4. Alarm Functionality:

- Set up the microcontroller to program the RTC's alarm feature to trigger at a specific time.

- When the alarm goes off, use the microcontroller to activate a buzzer or display a visual indicator.

Considerations in Circuit Design:

1. Ensure proper voltage levels and power supply stability for the RTC and microcontroller.

2. Implement proper pull-up resistors on the SDA and SCL lines for I2C communication.

3. Implement debouncing for user input buttons to set the alarm time.

4. Handle possible I2C communication errors.

5. Implement a backup power source (e.g., a coin cell battery) for the RTC to maintain timekeeping during power outages.

RTC-4543SA:B ROHS FAQ

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3. Are the RTC-4543SA:B ROHS price and inventory displayed accurate?

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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 RTC-4543SA:B ROHS?

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 RTC-4543SA:B ROHS we delivered, we will accept the replacement or return of the RTC-4543SA:B ROHS 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 RTC-4543SA:B ROHS.

(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