1 to 60 MHz, ±0.1 to ±0.25 ppm precision Super-TCXO

The SiT5346 is a ruggedized ±100-ppb Endura™ precision Super-TCXO with an acceleration sensitivity as low as 0.004 ppb/g高达105°C的温度高。该设备专为恶劣环境而设计,是高可靠性航空航天和防御应用的理想选择。通过利用寿星独特的Dualmems™温度传感和TurboComppenation™技术,SIT5346在环境压力源存在下提供最稳定的时机 - 气流,温度扰动,振动,冲击和电磁干扰(EMI)。

This MEMS-based Endura Super-TCXO can be factory-programmed to any combination of frequency, stability, voltage, and pull range. This programmability enables designers to optimize the clock configuration while eliminating the long lead time and customization costs associated with quartz TCXOs where each frequency is custom built.

SIT5346符合MIL-PRF-55310和MIL-STD-883规格。

View related products:60 to 220 MHz|±50 ppb.|坚固耐用的TCXO阵容

Six industry standard footprints as small as 5.0 x 3.2 mm
振荡器类型 TCXO-SE
Frequency 1 to 60 MHz
Frequency Stability (ppm) ±0.1, ±0.2, ±0.25
Phase Jitter (rms) 0.31 PS.
Output Type LVCMOS,剪掉SINEWAVE
Operating Temperature Range (°C) -20 to +70, -40 to +85, -40 to +105
Pull Range (ppm) ±6.25, ±10, ±12.5, ±25, ±50, ±80, ±100, ±125, ±150, ±200, ±400, ±600, ±800, ±1600, ±3200
Voltage Supply (V) 2.5, 2.8, 3, 3.3
包类型(mm²) 5.0 x 3.2 10针
产品特点 Ultra-low acceleration sensitivity, MIL-STD-55310, MIL-PRF-883
Availability 生产

Rugged performance under airflow, fast temp. ramp

  • ±100 ppb过度稳定性
  • 1.5e-11 ADEV at 10 second average time
  • ±1 ppb /°C频率斜率(Δf/Δt)
    • Ensures better system-level reliability of equipment operation in hostile environments

Best acceleration sensitivity

  • As low as 0.004 ppb/g

20x better phase noise under vibration

  • Minimizes call and/or link drops in high-vibration environments

0.2 ps/mV power supply noise rejection (PSNR)

  • 通过消除TCXO的专用LDO来减少BOM

LVCMOS or clipped sinewave output

  • 优化EMI和抖动之间的最佳平衡

Rich programmable features

  • 任何频率在1到60 MHz之间
  • 2.25 to 3.63 V
  • 大型拉伸范围从±6.25到±3200 ppm
    • Customize TCXO specifications for optimal system performance

数字频率调谐通过I2C

  • Eliminate frequency shift caused by board noise

Superior reliability

  • 10亿小时MTBF
  • Lifetime Warranty: Reduces repair costs and field failures due to clock component

  • Airborne communications
  • Command & control
  • Land mobile radio
  • Radar
  • Field communications
  • UAV通信
  • Vehicle comms/telemetry
  • Avionics
  • Airframe control
  • Engine management/control
  • Flight computer platform
  • 卫星基站
  • Satcom
  • GNSS/navigation
  • 所有加固的应用程序

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Resource Name 类型
Field Programmable Oscillators Datasheet 数据表
时间机器II MEMS振荡器编程器 产品简介
AN10002 Termination Recommendations for Single-ended Oscillator Driving Single or Multiple Loads Application Notes
AN10006 Best Design and Layout Practices Application Notes
AN10025恒化振荡器的可靠性计算 Application Notes
AN10028 Probing Oscillator Output Application Notes
AN10033振荡器频率测量指南 Application Notes
AN10039 TCXO Frequency Stability and Frequency Accuracy Budget Application Notes
坐ime's MEMS First™ and EpiSeal™ Processes 技术论文
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SC-AN10033 振荡器频率测量指南 Application Notes
高可靠性应用的MEMS时序 产品简介
AN10063 TCXO and OCXO Stability Degradation Application Notes
振荡振荡器演示 视频
AN10064 Improved System Performance with Digital Frequency Tuning in Precision Super-TCXOs Application Notes
Ceramic 5032 10-Pins 3D步骤模型s
坐5346 Datasheet 数据表
Timing Solutions for Aerospace & Defense Brochures/Fliers
How to Design with SiTime TCXOs and OCXOs 视频
How to Design with SiTime TCXOs and OCXOs (Download MP4 Video) 视频
Building Robust Aerospace and Defense Products with Ruggedized Endura MEMS Oscillators White Papers
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坐ime MEMS First 工艺 技术论文