PT7C4311WEX

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PT7C4311WEX

+物料清單

IC RTC CLK/CALENDAR I2C 8-SOIC

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Clock/Calendar
Features Leap Year, Square Wave Output, Y2K
MemorySize 56B
TimeFormat HH:MM:SS (24 hr)
DateFormat YY-MM-DD-dd
Interface I²C, 2-Wire Serial
Voltage-Supply 1.2V ~ 5.5V
Voltage-SupplyBattery 2V ~ 5.5V
Current-Timekeeping(Max) 70µA @ 1.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概述

Description

The PT7C4311WEX is a real-time clock (RTC) integrated circuit designed to keep track of time and date in electronic devices. It ensures accurate timekeeping by including a low-power oscillator and a built-in crystal. The chip typically operates on a supply voltage range that makes it suitable for battery-powered applications, ensuring that the clock continues to function even when the main power supply is off.
Key features of the PT7C4311WEX include its ability to maintain time in hours, minutes, and seconds, as well as keep track of date information such as day, month, and year, often including leap year correction. It usually communicates with a microcontroller via I2C or SPI interfaces, allowing for easy integration into various systems.
The RTC is often used in consumer electronics, embedded systems, and industrial applications where precise timekeeping is essential. Its compact size, low power consumption, and reliability make it a versatile solution for maintaining accurate time and date in a wide range of electronic products.

Equivalent

The PT7C4311WEX is a real-time clock (RTC) chip. Equivalent products include the DS1307 from Maxim Integrated, the PCF8563 from NXP, and the DS3231 from Maxim Integrated. These chips offer similar functionalities, such as timekeeping and alarm features, with some variations in interface and power consumption. Always check the specific datasheet for compatibility regarding pin configuration, voltage, and additional features before substituting.

Features

The PT7C4311WEX is a Real-Time Clock (RTC) IC designed for time-keeping applications. Key features include:
1. Time-Keeping Functions: It manages time in seconds, minutes, hours, days, date, month, and year, with leap year compensation up to 2100.
2. Low Power Consumption: Optimized for minimal power usage, making it suitable for battery-operated devices.
3. I2C Interface: Offers an I2C serial interface for easy communication with microcontrollers.
4. Alarm Functionality: Includes programmable alarms for specific times, enhancing functionality for alert applications.
5. Backup Battery Switchover: Automatically switches to a backup battery in case of main power failure, ensuring continuous time-keeping.
6. Programmable Square-Wave Output: Provides a selectable square-wave clock output for synchronization purposes.
7. Wide Operating Voltage Range: Compatible with a broad range of power supply voltages, increasing its versatility in various applications.
8. Compact Package: Available in small package sizes, facilitating integration into space-constrained designs.
These features make the PT7C4311WEX suitable for a variety of time-sensitive applications in consumer electronics, industrial systems, and more.

Pinout

The PT7C4311WEX is a Real-Time Clock (RTC) IC. It typically has an 8-pin configuration. Here's a brief overview of its pin functions:
1. VCC (Pin 1): Supply voltage input.
2. X1 (Pin 2): Oscillator input. Connects to an external 32.768 kHz crystal.
3. X2 (Pin 3): Oscillator output. Connects to the other terminal of the external crystal.
4. GND (Pin 4): Ground.
5. SDA (Pin 5): Serial data line for I2C communication.
6. SCL (Pin 6): Serial clock line for I2C communication.
7. CE (Pin 7): Chip enable for accessing the device.
8. INT (Pin 8): Interrupt output, serves as an alarm or clock output.
The PT7C4311WEX uses an I2C interface for communication and can be used to keep track of time and date in various applications. The device is designed for low power consumption, making it suitable for battery-operated devices. For detailed specifications, consult the manufacturer's datasheet.

Manufacturer

The PT7C4311WEX is manufactured by Diodes Incorporated. Diodes Incorporated is a global manufacturer and supplier of application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company serves a wide range of industries, including automotive, industrial, consumer electronics, and computing. Diodes Incorporated is known for offering a comprehensive portfolio of products that meet the increasing demands of high-volume, high-growth markets.

Application

The PT7C4311WEX is a real-time clock (RTC) integrated circuit used for timekeeping applications. It is commonly utilized in areas where accurate time tracking is essential, such as in consumer electronics, industrial automation, computing, telecommunications, and automotive systems. In consumer electronics, it can be found in devices like digital cameras, smartphones, and wearable technology. In computing, it's used in personal computers and servers for system timekeeping. It also supports applications in smart meters and home automation systems, where precise timing is crucial for scheduling and operations. Its low power consumption makes it suitable for battery-operated devices, ensuring extended device operation while maintaining time accuracy.

Package

The PT7C4311WEX is packaged in a 6-pin SOT23 configuration. This type of package is compact, surface-mount, and commonly used for integrating small-sized components in circuit boards, providing ease of handling and space efficiency for various electronic applications.

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