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| Part Number |
Description |
Key Advantages |
| DS3231 |
Extremely Accurate I²C-Integrated RTC/TCXO/Crystal

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| DS3234 |
Extremely Accurate SPI Bus RTC with Integrated Crystal and SRAM

| Completely Integrated, Accurate Timing Solution Provides Better than ±2.0 Minutes per Year Accuracy Over the Industrial Temperature Range and Requires No User Calibration |
| DS1340, DS1340C |
I²C RTC with Trickle Charger

| I²C Real-Time Clock with Trickle Charger Offers Software Clock Calibration |
| DS32kHz |
32.768kHz Temperature-Compensated Crystal Oscillator

| Industry's Most Accurate Temperature-Compensated Crystal Oscillator (TCXO) |