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DS3231 RTC Precision Real Time Clock

Zaitronics
$7.45 AUD

Delivery and Shipping

Delivery Options

We offer several delivery choices to fit your needs:

  • FREE Delivery: $0. Enjoy Free AusPost Parcel Standard Delivery on orders over $100 in value. Exclusions may apply.
  • AusPost Untracked Letter: $3. Delivery in 3-8 business days (untracked). No refunds or replacements without proof of receiving the order.
  • AusPost Parcel Standard: $9. Tracked delivery in 2-6 business days.
  • AusPost Parcel Express: $13. Express tracked delivery in 1-3 business days.

Additional Information

  • Non-metro addresses in WA, NT, SA & TAS may require extra time.
  • Certain batteries (like LiPo) cannot be shipped by air, affecting Express Post availability.
  • We recommend selecting tracked options for valuable items. Untracked orders will not receive tracking numbers or refunds without proof of delivery.

Note: Orders containing backordered item will delay delivery until all items are available

Warranty & Refund Policy

Warranty & Refund Policy

  • Standard Warranty: 12 months for all products. Low-cost hobby parts have a 90-day warranty unless safe handling is shown.
  • Exceptions: Kits and interfaceable electronics may not be covered if damaged due to misuse.
  • Returns: Contact support via your order confirmation email within 30 days of purchase. Items must be unopened and in original packaging. Proof of purchase is required.
  • Defective/Damaged Items: Notify us within 14 days for a free refund or replacement.
  • Return Shipping Costs: Paid by the customer unless the item is defective. Shipping costs are non-refundable.

Ships directly from Melbourne

The DS3231 RTC Module is a compact and precise real-time clock solution designed for various applications. Let’s explore its features and specifications:

 

Features:

  1. High-Precision Clock Chip (DS3231):
    • Extremely accurate timekeeping.
    • Integrated temperature-compensated crystal oscillator (TCXO) and crystal.
    • Battery input for maintaining time during power loss.
  2. Clock Accuracy:
    • Within the 0-40°C temperature range, accuracy is 2ppm (approximately 1 minute error).
  3. Calendar and Alarms:
    • Supports two programmable alarms.
    • Provides a square-wave output.
  4. Wireless Communication:
    • Utilizes the I2C (Inter-Integrated Circuit) bus interface.
    • Maximum transmission speed of 400KHz (working voltage of 5V).
  5. Temperature Sensor:
    • On-chip temperature sensor with an accuracy of ±3°C.
  6. Memory:
    • Includes AT24C32 memory chips with a storage capacity of 32K.
  7. Backup Power:
    • Equipped with a rechargeable LIR2032 battery.
    • Ensures accurate timing even during power failures.
  8. Dimensions and Weight:
    • Size: 38mm (length) × 22mm (width) × 14mm (height).
    • Weight: 8g.
  9. Versatility:
    • Suitable for clocks, data loggers, and IoT devices.
    • Can be cascaded with other I2C devices.

 

Wiring Instructions (for Arduino Uno R3):

  • SCL (Clock) → A5
  • SDA (Data) → A4
  • VCC (Power) → 5V
  • GND (Ground) → GND

 

Note:

  • The module does not include the battery (LIR2032) due to safety concerns during air mail shipping. The battery is inexpensive and widely available.

 

The DS3231 RTC Module is an excellent choice for accurate timekeeping and temperature sensing in your projects. Whether you’re a hobbyist or a professional developer, this module provides reliability and flexibility.

 

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