BQ32002DR

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BQ32002DR

IC RTC CLK/CALENDAR I2C 8-SOIC

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  • Fr. Teil #BQ32002DR
  • Paket SOIC (D)-8
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Spezifikationen

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Clock/Calendar
Features Leap Year, Square Wave Output, Trickle-Charger
TimeFormat HH:MM:SS (24 hr)
DateFormat YY-MM-DD-dd
Interface I²C, 2-Wire Serial
Voltage-Supply 3V ~ 3.6V
Voltage-SupplyBattery 1.4V ~ 3.6V
Current-Timekeeping(Max) 65µA @ 3.3V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The BQ32002DR is a real-time clock (RTC) integrated circuit (IC) designed by Texas Instruments. It provides precise timekeeping capabilities and includes features such as a programmable alarm, battery backup, and a built-in oscillator. The BQ32002DR interfaces with microcontrollers via an I2C bus, allowing for easy integration into various electronic systems.
This RTC is particularly useful in applications requiring accurate timekeeping, such as in consumer electronics, industrial devices, and automotive systems. It operates on a low power supply, making it suitable for battery-operated devices. The chip also supports time and date storage in both 12-hour and 24-hour formats, with leap year compensation for accurate date tracking.
The BQ32002DR is packaged in a compact 8-pin SOIC package, enabling efficient use of space in electronic designs. Overall, it offers a reliable solution for applications needing effective time management and low power consumption.

Features

The BQ32002DR is a real-time clock (RTC) device from Texas Instruments. Its key features include:
1. Timekeeping: Maintains accurate timekeeping with an integrated 32.768 kHz crystal oscillator.
2. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
3. I2C Interface: Utilizes an I2C interface for easy communication with microcontrollers.
4. Alarms and Timers: Supports programmable alarms and timers, enhancing functionality for various applications.
5. Power Management: Features a built-in power management system to minimize power usage during operation.
6. Temperature Compensation: Offers temperature compensation for improved accuracy over varying temperatures.
7. Backup Supply: Can operate with a backup power supply, ensuring timekeeping during power outages.
This makes the BQ32002DR ideal for applications in consumer electronics, industrial systems, and more, where reliable time tracking is essential.

Package

The BQ32002DR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) form factor. This compact package is designed for efficient use of board space while providing the necessary electrical connections for the device.

Pinout

The BQ32002DR is a real-time clock (RTC) integrated circuit from Texas Instruments. It features a 28-pin TSSOP (Thin Shrink Small Outline Package) form factor.
The main functions of the BQ32002DR include:
1. Real-Time Clock: Keeps track of time and date with a high degree of accuracy.
2. I2C Interface: Allows communication with microcontrollers via I2C for easy integration into systems.
3. Alarm Function: Supports programmable alarms for various applications.
4. Timekeeping: Maintains time even during power outages, using a backup battery.
5. Temperature Compensation: Offers temperature compensation features to ensure accuracy.
6. Power Management: Low power consumption ensures battery life is extended in portable applications.
This IC is commonly used in applications requiring precise timekeeping, such as in consumer electronics, industrial systems, and IoT devices.

Manufacturer

The BQ32002DR is manufactured by Texas Instruments (TI), a prominent American technology company. TI specializes in designing and manufacturing semiconductors and various integrated circuits, which are widely used in electronics. The company focuses on analog and embedded processing products, catering to a diverse range of industries, including automotive, industrial, communications, and consumer electronics. Texas Instruments is recognized for its innovation in the semiconductor industry and has a significant global presence.

Application

The BQ32002DR is a real-time clock (RTC) integrated circuit used in various applications, including consumer electronics (watches, clocks), industrial equipment (data loggers, automation), automotive systems (timekeeping, scheduling), and communication devices (network equipment). It provides accurate timekeeping and low power consumption, making it suitable for battery-operated devices.

Equivalent

The BQ32002DR is a real-time clock (RTC) chip. Equivalent products include the DS1307, DS3231, and MCP7940N. These alternatives offer similar functionality and features such as timekeeping, I2C communication, and battery backup options. Always verify specific requirements like power supply voltage and interface compatibility when selecting a replacement.

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UPS: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

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