MO1566


Features
- 32.768 kHz ±5 x 10-6 all-inclusive frequency stability
- Smallest TCXO Footprint: 1.2mm2
・1.5 x 0.8 mm CSP / ・No external bypass cap required - Ultra-low power: +4.5 μA
- Improved stability reduces system power with fewer network timekeeping updates
Applications
- Smart watches, Health and wellness monitors
- Smart utility meters
- Internet of Things (IoT)
- Ultra-accurate RTC reference clock
Standard Specification
Conditions: Min/Max limits are over temperature, Vdd = +1.8V±10%, unless otherwise stated. Typicals are at +25°C and Vdd = +1.8V.
Item | symbol | Min. | Typ. | Max. | Unit | Condition |
---|---|---|---|---|---|---|
Output Frequency | Fout | 32.768 | kHz | |||
Operating Supply Voltage | Vdd | +1.62 | +1.8 | +1.98 | V | |
+1.62 | +3.63 | |||||
Operating Temperature | T_use | -20~+70 / -40~+85 | ℃ | |||
Total Frequency Stability[1] | F_stab | -3.0 | - | +3.0 | ×10-6 | All inclusive, +1.62V to +3.63V |
-5.0 | - | +5.0 | ||||
Allan Deviation | AD | - | 1e-8 | 4e-8 | - | 1 second averaging time |
First Year Frequency Aging | F_aging | - | ±1.0 | - | ×10-6 | TA = +25°C, Vdd = +1.8V |
Supply Current | Idd | - | +4.5 | +5.3 | μA | No load |
Start-up Time at Power-up | T_start | - | - | 300 | ms | Measured when supply reaches 90% of final Vdd to the first output pulse. |
Output Clock Duty Cycle | DC | 45 | - | 55 | % | |
Output Voltage Low | VOL | - | - | Vdd x 0.1 | V | IOL = +50 μA, 15pF load |
Output Voltage High | VOH | Vdd x 0.9 | - | - | IOH = -50 μA, 15pF load | |
Output Rise/Fall Time | Tr,Tf | - | 9.0 | 20 | ns | 10 ~ 90% (Vdd), 15 pF Load |
Integrated Phase Jitter | IPJ | - | 1.8 | 2.5 | nsRMS | Integration bandwidth = 100 Hz to 16.384 kHz. Inclusive of +50mV peak-topeaks inusoidal noise on Vdd. Noise frequency 100 Hz to 20 MHz. |
RMS Period Jitter | PJRMS | - | 2.5 | 4 | nsRMS | 10,000 samples, per JEDEC standard 65B |
Peak-to-Peak Period Jitter | PJp-p | - | 20 | 35 | nsp-p | |
Dynamic Temperature Frequency Response |
- | -0.5 | - | +0.5 | 10-6/sec | Under temp ramp up to +1.5°C/sec |
Packing Unit | 1000pcs./reel(φ180)or 3000pcs./reel(φ180) |
[1]. Relative to 32.768 kHz, includes initial tolerance, over temp stability, Vdd, load variation, hysteresis, board-level underfill, 3x reflow.
Tested with Keysight 53132A frequency counter. Measured with 100 ms gate time for accurate frequency measurement.
Consult our sales representative for other specifications.
Reference
TEL:+81-79-425-3141
FAX:+81-79-425-1134
FAX:+81-79-425-1134