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High-precision real-time clock module with I2C-Bus interface for accurate timekeeping applications.
Key Features
Built-in 32.768 kHz DTCXO with high stability
Supports I2C-Bus high speed mode (400 kHz)
Alarm interrupt function for day, date, hour, and minute settings
Fixed-cycle timer interrupt function
Time update interrupt function (Seconds, minutes)
32.768 kHz output with OE function (FOE and FOUT pins)
Auto correction of leap years (2000 to 2099)
Wide interface voltage range: 1.6 V to 5.5 V
Wide time-keeping voltage range: 1.2 V to 5.5 V
Low current consumption: 0.8µA / 3 V (Typ.)
TSEL0,1 Settings
TSEL0,1
TSEL1(bit 1)
TSEL0(bit 0)
Source Clock
Write/Read
0
0
4096 Hz / Once per 244.14 µs
0
1
64 Hz / Once per 15.625 ms
1
0
"Second" update / Once per second
1
1
"Minute" update / Once per minute
Product Images
Packaging & Shipping
Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.
Frequently Asked Questions
How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.
What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.
What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.
What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.
