RTC3225 3.2 × 2.5 mm RTC Real-Time Clock Module
RTC3225 is a 3.2 × 2.5 × 0.95 mm RFC Series real-time clock module with 32.768 kHz operation, temperature-compensated and non-temperature-compensated options, and low power consumption.
Quick Product Answers
What is RTC3225?
RTC3225 is a 3.2 × 2.5 × 0.95 mm RFC Series real-time clock module with 32.768 kHz operation, temperature-compensated and non-temperature-compensated options, and low power consumption.
What are the key specifications of RTC3225?
Nominal frequency range: 32.768 kHz32.768 kHz; Operating temperature range: -40 °C to +85 °C / -40 °C to +105 °C-40 °C to +85 °C.
What applications is RTC3225 intended for?
RTC3225 is listed for BMS, Meter, Communication device, Portable terminal.
How should engineers select RTC3225?
Select RTC3225 only when its documented frequency, package size, operating-temperature range and tolerance or stability match the design. Where applicable, also verify load capacitance, supply voltage and output waveform in the datasheet.
- Model
- RTC3225
- Package size
- 3.2 × 2.5 × 0.95 mm
- Frequency
- 32.768 kHz
- Supply voltage
- 1.2 V to 5.5 V / 1.6 V to 5.5 V
- Frequency tolerance
- ±10 ppm / +5 / -23 ppm
- Operating temperature
- -40 °C to +105 °C
Product Features
Applications
Technical Specifications
| Parameter | Temperature compensation | Non-temperature compensation |
|---|---|---|
| Model | RTC3225 | RTC3225 |
| Nominal frequency range | 32.768 kHz | 32.768 kHz |
| Oscillation mode | Fundamental (AT-cut) | Fundamental (AT-cut) |
| Supply voltage (VDD) | 1.6 V to 5.5 V | 1.2 V to 5.5 V |
| Backup battery voltage | 1.6 V to 5.5 V | 1.2 V to 5.5 V |
| Frequency tolerance at 25 °C ± 3 °C | ±10 ppm | +5 / -23 ppm |
| Operating temperature range | -40 °C to +85 °C / -40 °C to +105 °C | -40 °C to +85 °C |
| Frequency stability over temperature (Ref. to 25 °C) | ±5 ppm / ±20 ppm | -120 to +10 ppm at -20 °C to +70 °C |
| Storage temperature range | -55 °C to +125 °C | -55 °C to +125 °C |
| Duty cycle | 40% to 60% | 40% to 60% |
| Current consumption | 1.5 μA Type | 1.5 μA Type |
| Start-up time | 1.0 μs max. | 1.0 μs max. |
| Load capacitance | Customized | Customized |
| Aging at first year | ±3.0 ppm | ±3.0 ppm |
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