SG-3031CMA (Oscillator SPXO for Automotive)
- Built-in 32.768 kHz crystal unit allows adjustment-free efficient operation.
- Operation temperature -40 °C to +105 °C
- Use of CMOS IC enables reduction of current consumption.
- VIO controls swing amplitude.
- Conforms to AEC-Q100
- Applications
- Infotainment and communication devices, Body (ECU*)
- Clock for Time counting and Sleep function. *ECU: Electronic control unit
SG-3031CMA
Design Support Data Download
Specifications
| Item | Symbol | Specifications | Remarks |
|---|---|---|---|
| Output frequency range | f0 | 32.768kHz | |
| Supply voltage | Vcc | 1.2 V to 5.5 V | Vcc<1.5 V, VIO= Vcc |
| Interface power supply voltage | VIO | 1.2 V to 5.5 V | |
| Temperature range | T_stg | -55 °C to +125 °C | Store as bare product after unpacking |
| Operating temperature | T_use | -40 °C to +105 °C | |
| Frequency tolerance | f_tol | +5 ± 23 x 10-6 | +25 °C , VCC = 3.3 V |
| Frequency temperature coefficient | f0 - TC | -120 x 10-6 to +10 x 10-6 | -20 °C to +70 °C(+25 °C is reference) |
| -0.035 × ( T_use - 25 )2 × 10-6 Typ. | Typ. Value Calculation from -40 °C to +105 °C | ||
| Frequency voltage coefficient | f0 - VCC | ±1 x 10-6 / V Max. | Vcc=1.5 V to 5.5 V |
| ±5 x 10-6 / V Max. | Vcc=1.2 V to 1.5 V | ||
| Current consumption(Vcc Pin) | lCC | 0.30 µA Typ. / 0.65 µA Max. | Vcc=1.2 V to 5.5 V |
| Current consumption (Vcc+VIO Pin) | lCC+lIO | 0.38 µA Typ. | Vcc=VIO=1.2 V, No load condition |
| 0.65 µA Typ. / 1.3 µA Max.(+105 °C) | Vcc=VIO=3.3 V, No load condition | ||
| Symmetry | SYM | 45 % to 55 % | 1/2 VCC (VIO) level, 1.5V to 5.5V |
| 40 % to 60 % | 1/2 VCC (VIO) level, Vcc < 1.5V | ||
| Symmetry | VOH/VOL | VIO - 0.4 V Min./ 0.4 V Max. | lOH = -0.4mA / lOL = 0.4mA, VIO=1.5 V to 5.5 V |
| VIO - 0.2 V Min./ 0.2 V Max. | lOH = -0.1mA / lOL = 0.1mA, VIO=1.2 V to 1.5 V | ||
| Output load condition (CMOS) | L_CMOS | 15 pF Max. | CMOS load |
| Rise time / Fall time | tr /tf | 200 ns Max. | 20 % VIO to 80 % VIO level, VIO=1.2 V to 5.5 V |
| 100 ns Max. | 20 % VIO to 80 % VIO level, VIO=1.8 V to 5.5 V | ||
| Start-up time | t_str | 015s Typ. / 0.45s Max | Vcc=1.5 V to 5.5 V |
| 1.0s Max | Vcc=1.2 V to 1.5 V | ||
| Frequency aging | f_aging | ±5 × 10-6 / year Max. | +25 °C, Vcc=3.3 V, First year |
Unless otherwise stated, characteristics (specifications) shown in the above table are based on the rated operating temperature and voltage condition.
Block diagrams
External dimension
(Unit: mm)
Footprint (Recommended)
(Unit: mm)
