PCF2127AT/2Y
Accurate real-time clock with an integrated temperature-compensated crystal oscillator, battery backup, and 512-byte RAM.
- Manufacturer
- NXP Semiconductors
- Product type
- Real-Time Clock
- Package
- 20-lead SO20 (SOT163-1)
In stock
- Available quantity
- 23,434 PCS
- Shipment from
- HONG KONG
Third-party escrow supported
60-day warranty from delivery
Request a quote
Send your requirements for a quote.
PCF2127AT/2Y
Accurate real-time clock with an integrated temperature-compensated crystal oscillator, battery backup, and 512-byte RAM.
| Manufacturer |
NXP Semiconductors |
|---|---|
| Product type |
Real-Time Clock |
| Package |
20-lead SO20 (SOT163-1) |
| Interface |
I²C up to 400 kHz / SPI up to 6.5 Mbit/s |
| User memory |
512-byte SRAM |
| Time base |
Integrated 32.768 kHz crystal with TCXO |
| Package / mounting |
20-lead SO20 (SOT163-1) · Surface mount |
| Packaging / pack quantity |
Tape & Reel (TR) · 2,000 PCS / reel |
🚚 Free shipping on U.S. orders of $100 or more
For orders under $100, shipping costs $8–$20
Details
Ships from U.S. warehouse (City of Industry, CA)
SKU:
PCF2127AT/2Y
Categories: Clock/Timing, Integrated Circuits (ICs)
Product Attributes
Product Attributes
| Packaging / pack quantity | Tape & reel / 2,000 pcs |
|---|---|
| Product status | End of life |
| Serial interface | I²C up to 400 kHz / SPI up to 6.5 Mbit/s |
| Clock operating voltage | 1.8 V to 4.2 V |
| Clock accuracy | ±3 ppm (typical, -15°C to 60°C) |
| Operating temperature | -40°C to 85°C |
Standard pack quantity is not a minimum order quantity.
Full specifications ↗
Shipping and Delivery

Shipping Information
We ship worldwide via DHL or UPS. Orders are dispatched from Shenzhen, China or Hong Kong, China.
Shipping & Delivery Details
- Delivery coverage: Worldwide shipping.
- Shipping carriers: DHL or UPS.
- Dispatch locations: Shenzhen, China or Hong Kong, China.
- Shipping arrangements: Please contact our sales team to confirm shipping costs and estimated delivery times for your order and destination.


