SJK(晶科鑫)China
晶科鑫(SJK)8T系列SMD 7050贴片温补晶振(TCXO/VC-TCXO)，尺寸7.0×5.0×2.0mm。支持Clipped Sine与CMOS双输出波形，涵盖32.768kHz及6.4MHz~52MHz频段。支持1.8V-3.3V低电压操作，具备超低相噪。广泛用于GPS/GNSS导航、智能穿戴、IoT物联网及工业无线通信。欢迎申请免费样品。
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View full reportTechnical parameters
Key specs
Frequency stability1 ppm
| Power | |
|---|---|
| Control Voltage Range | 0.9V±0.6V@Vcc(1.8V), 1.4V±1V@Vcc(2.5V), 1.5V±1V@Vcc(3.0V/3.3V) |
| Current Consumption | 3.5mA max. | 8mA max. | 13mA max. |
| Supply Voltage | 1.8V~3.3V | 3.3V | 1.8V~3.3V |
| vs. Supply Voltage | ±0.2ppm max. | ±0.3ppm max. |
| AC and DC characteristics | |
| Frequency Range | 6.4MHz~52MHz | 32.768KHz | 6.4MHz~52MHz |
| Frequency Stability | vs. Tolerance | ±1.0ppm max. | ±2.0ppm max. |
| Input impedance | 1.0MΩ min. |
| Offset 100Hz | -115dBc/Hz @13MHz | - | -122dBc/Hz @10MHz |
| Offset 10KHz | -148dBc/Hz @13MHz | - | -145dBc/Hz @10MHz |
| Offset 1KHz | -135dBc/Hz @13MHz | - | -138dBc/Hz @10MHz |
| Phase Noise | Offset 10Hz | -80dBc/Hz @13MHz | - | -96dBc/Hz @10MHz |
| Rise and Fall Time | - | 10ns max. |
| Environment and package | |
| Operating Temperature Range | -30~+85°C, -40~+85°C, or specify |
| Storage Temperature Range | -55~+125°C |
| vs. Temperautere | ±0.5ppm~±3.0ppm max. | ±0.5ppm~±3.0ppm max. |
| Other | |
| Item /Type | 8T系列SMD7050温补晶振TCXO/VC-TCXO |
| Output Level | Clipped Sine Wave 0.8V P-P min. (DC-Coupled) | CMOS V OH : 0.9V DD min., V OL : 0.1V DD max. Duty Cycle: 45~55% |
| Output Load | 10KΩ//10pF | 15pF, or specify |
| Response Slope | Positive |
| Start-up Time | 2ms max. | 10ms max. |
| VC-TCXO | Frequency Control Range | ±5.0ppm min. |
| vs. Aging | ±1.0ppm/year max. | ±1.0ppm/year max. |
| vs. Load | ±0.2ppm max. | ±0.3ppm max. |