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BQ32002D
Real Time Clock SAMAY
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製造商零件號 # : BQ32002D
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包裝/封裝: SOIC-8
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零件狀態 : ACTIVE
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製造商: Texas Instruments
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產品分類 : Real Time Clocks
品質保證
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About After Sales Service
All Parts Extended Quality Guarantee
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例子
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BQ32002D 數據表
目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
The BQ32002D is a sophisticated CMOS real-time clock that offers exceptional accuracy and reliability. With its integrated temperature-compensated crystal oscillator and trickle charger for a rechargeable battery, this device ensures uninterrupted timekeeping even in challenging conditions. Operating within a wide voltage range of 3 V to 5.5 V, it boasts minimal power consumption, making it an energy-efficient choice for various applications
主要特徵
- High-precision timekeeping for reliable timing
- I2C interface for easy integration with microcontrollers
- Low-power consumption for extended battery life
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Function | Real-time clock | Iq (typ) (mA) | 0.065 |
| Features | 63-ppm to ppm adjustment, I2C bus interface, Oscillator fail detection | Rating | Catalog |
| Operating temperature range (°C) | -40 to 85 | Supply voltage (max) (V) | 3.6 |
| Supply voltage (min) (V) | 3 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is BQ32002D?
The BQ32002D is a real-time clock (RTC) module designed by Texas Instruments. It is commonly used in electronic devices to keep track of the current time and date even when the system is powered off. The BQ32002D is ideal for applications requiring accurate timekeeping, such as smart meters, industrial automation, and consumer electronics.
How Does BQ32002D Work?
The BQ32002D operates by utilizing an integrated oscillator circuit and a backup battery to maintain accurate timekeeping when the main power source is unavailable. It communicates with a microcontroller or system via a serial interface and provides the current time and date information with high precision.
How Many Pins does BQ32002D have and What are the Functions of the Pinout Configuration?
The BQ32002D is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC: Power supply input pin.
- GND: Ground pin.
- SDA: Serial data input/output pin for communication with a microcontroller.
- SCL: Serial clock input pin for communication with a microcontroller.
- X1, X2: External crystal connections for the integrated oscillator circuit.
- NC: No connect pin.
What are the Pros and Cons of BQ32002D?
Pros:
- Accurate Timekeeping: Provides accurate real-time clock functionality for various applications.
- Low Power Consumption: Operates with low power, making it suitable for battery-powered devices.
- Integrated Oscillator: Includes an integrated oscillator circuit, simplifying design and reducing external components.
- Serial Interface: Supports a standard serial interface for easy integration with microcontrollers.
Cons:
- Limited Features: May not have advanced features compared to some higher-end RTC modules.
- Temperature Sensitivity: Like all crystal oscillator-based clocks, it may be sensitive to temperature variations.
Are There Any Equivalents/Alternatives to BQ32002D for Recommendation?
- The DS3231 from Maxim Integrated is a well-known alternative RTC module with similar features and performance.
- Another alternative to the BQ32002D is the MCP7940N from Microchip Technology.
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