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PT7C4307WEX
PT7C4307WEX - Brand New Diodes Incorporated Real-time Clocks (RTC)
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
Product Description
The PT7C4307 serial real-time clock is a low-power clock/calendar with a
programmable square-wave output and 56 bytes of nonvolatile RAM.
Address and data are transferred serially via a 2-wire, bidirectional bus. The
clock/calendar provides seconds, minutes, hours, day, date, month, and year
information.
The date at the end of the month is automatically adjusted for months with
fewer than 31 days, including corrections for leap year. The clock operates in
either the 24-hour or 12-hour format with AM/PM indicator.
The PT7C4307 has a built-in power sense circuit that detects power failures
and automatically switches to the battery supply.
Product Features
• Using external 32.768kHz quartz crystal
• Supports I2C-Buss high speed mode (400 kHz)
• Includes time (Hour/Minute/Second) and calendar (Year/Month/Date/Day)
counter functions (BCD code)
• Programmable square wave output signal
• 56-byte, battery-backed, nonvolatile (NV) RAM for data storage
• Automatic power-fail detect and switch circuitry of battery backup
• Consumes less than 500nA in battery backup mode with oscillator running
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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