Ultra-small 32.768 kHz MEMS super-TCXO for battery-powered timing references and RTC clocking. It provides ±5 ppm all-inclusive frequency stability, 2.5 ns RMS integrated phase jitter, and typical no-load current of 4.5 µA. The device is ordered for a 3.3 V nominal supply option and the family operates from 1.62 V to 3.63 V with an industrial temperature range of -40°C to +85°C. It uses a 1.5 x 0.8 mm chip-scale package with LVCMOS output and is specified as Pb-free, RoHS compliant, and REACH compliant.
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Sitime SIT1566AI-JE-33E-32.768 technical specifications.
| Output Frequency | 32.768kHz |
| Frequency Stability | ±5ppm |
| Nominal Supply Voltage | 3.3V |
| Operating Supply Voltage Range | 1.62 to 3.63V |
| Supply Current | 4.5 typµA |
| Start-up Time | 300 maxms |
| Operating Temperature Range | -40 to +85°C |
| Integrated Phase Jitter | 2.5 typns RMS |
| RMS Period Jitter | 2.5 typ, 4 maxns RMS |
| Peak-to-Peak Period Jitter | 20 typ, 35 maxns p-p |
| Allan Deviation | 1e-8 typ, 4e-8 max at 1 s |
| First Year Frequency Aging | ±1ppm |
| Output Type | LVCMOS |
| Clock Duty Cycle | 45 to 55% |
| Output Rise/Fall Time | 9 typ, 20 maxns |
| HBM ESD Protection | 2000V |
| Pb-free | Yes |
| RoHS | Compliant |
| REACH | Compliant |
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