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Name: PT7C4311AWEX
Brand: Diodes Incorporated
SKU: PT7C4311AWEX
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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Diodes Incorporated PT7C4311AWEX

Part No.:: PT7C4311AWEX

Manufacturer:: Diodes Incorporated

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:

Description:: IC RTC CAL I2C/2-WIRE SER 8SOIC

In Stock:: 3842

Quantity:: Add To Cart

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PT7C4311AWEX Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Leap Year, Square Wave Output, Y2K
MemorySize:
56B
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
1.2V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 3.5V
Current-Timekeeping(Max):
150µA @ 1.5V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

PT7C4311AWEX this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PT7C4311AWEX 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 PT7C4311AWEX 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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PT7C4311AWEX information

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Basic introduction and simple engineering application of PT7C4311AWEX

PT7C4311AWEX is a low-power real-time clock (RTC) chip commonly used in electronic devices to provide accurate timekeeping functionality. It features a built-in temperature-compensated crystal oscillator (TCXO) for precise timekeeping even in fluctuating environmental conditions.

Application Scenario:

In a digital alarm clock project, PT7C4311AWEX can be utilized to maintain accurate timekeeping and trigger alarm events at specific times.

Circuit Design:

To design a digital alarm clock using PT7C4311AWEX, follow these steps:

1. RTC Connection:

Connect the RTC pins of PT7C4311AWEX to the microcontroller or system-on-chip (SoC) used in the project. Typically, this involves connecting the serial interface pins (SCL and SDA) to the corresponding pins of the microcontroller for communication.

2. Crystal Oscillator:

Connect an external 32.768 kHz crystal oscillator to the XTAL1 and XTAL2 pins of PT7C4311AWEX. Ensure proper decoupling capacitors are connected to provide stable operation of the oscillator.

3. Power Supply:

Provide a stable power supply voltage (VCC) within the specified operating range of PT7C4311AWEX. Utilize voltage regulators and filtering capacitors to minimize noise and ensure reliable operation.

4. User Interface:

Integrate user interface components, such as an LCD display and buttons, to set the alarm time and display the current time. Utilize GPIO pins of the microcontroller to interface with these components and control their functionality.

5. Alarm Trigger:

Program the microcontroller to read the current time from PT7C4311AWEX periodically and compare it with the set alarm time. When the current time matches the alarm time, trigger an alarm event, such as activating a buzzer or flashing LEDs.

Considerations:

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

- Power Consumption: Optimize the firmware and hardware design to minimize power consumption, especially in low-power modes when the clock is not actively used.

- User Interface Design: Design a user-friendly interface for setting the alarm time and adjusting clock settings. Provide clear feedback to the user through the display and feedback mechanisms.

- Accuracy and Stability: Calibrate the RTC periodically to maintain accurate timekeeping, considering factors such as temperature variations and aging effects of the crystal oscillator.

- Alarm Handling: Implement robust algorithms to handle alarm events reliably, ensuring that alarms are triggered accurately and consistently under various operating conditions.

- System Integration: Integrate the digital alarm clock module seamlessly into the overall system design, considering factors such as communication protocols and compatibility with other system components.

PT7C4311AWEX FAQ

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3. Are the PT7C4311AWEX price and inventory displayed accurate?

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6. What is the process for return or replacement of PT7C4311AWEX?

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 PT7C4311AWEX we delivered, we will accept the replacement or return of the PT7C4311AWEX 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 PT7C4311AWEX.

(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