60 to 220 MHz, Stratum 3 Super-TCXO

SiT5357±100磅的高频MEMS Precision Super-TCXO. This device is engineered for best dynamic performance. It is fully compliant to the GR-1244 Stratum 3 oscillator specifications. By leveraging SiTime’s unique DualMEMS™ temperature sensing and TurboCompensation™ technology, the SiT5357 delivers the most stable timing in the presence of environmental stressors – airflow, temperature perturbation, vibration, shock, and electromagnetic interference (EMI).

SiT5357 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.

Program oscillators to get instant samples, optimized performance, and fast prototyping |Learn More

video

Watch dynamic performance of Elite Super-TCXO vs 50-ppb quartz TCXO under airflow, temp. ramp, tap test, and VDD fluctuation

Six industry standard footprints as small as 5.0 x 3.2 mm
Oscillator Type TCXO-SE
Frequency 60 to 220 MHz
Frequency Stability (ppm) ±0.1, ±0.2, ±0.25
Phase Jitter (rms) 0.31 ps
Output Type LVCMOS
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
Package Type (mm²) 5.0 x 3.2 10-pin
Features Precision TCXO
Availability Production

Up to 220 MHz output frequency

  • Eliminates need for frequency multipliers

Exceptional dynamic stability under airflow, fast temp. ramp

  • ±100 ppb over-temp. stability
  • 3e-11 ADEV at 10 second average time
  • ±2.5 ppb/°C frequency slope (ΔF/ΔT), 10 °C/min. ramp
    • Ensures system level quality of service for telecom and networking equipment in hostile environments

20x better phase noise under vibration

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

No activity dips or microjumps

  • Eliminates any need for costly screening or burn-in tests

0.2 ps/mV power supply noise rejection (PSNR)

  • Reduces BOM by eliminating a dedicated LDO for TCXO

LVCMOS or Clipped sinewave output

  • Optimizes for best balance between EMI and jitter

国际扶轮ch programmable features

  • Any frequency between 1 to 60 MHz
  • 2.25 to 3.63 V
  • Large pull range from ±6.25 to ±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

  • 1 billion hours MTBF
  • Lifetime Warranty: Reduces repair costs and field failures due to clock components

  • SONET/SDH Stratum 3
  • Synchronous Ethernet (G.8262, options 1 and 2)
  • Small cells
  • IEEE 1588 boundary clocks and grandmasters
  • Optical transport (OTN, OLT, etc.)
  • COSPAS/SARSAT
  • Broadband satellite
  • Instrumentation
  • 核心与企业
  • 无线与回程
  • 高精度GNSS
  • GPS/GNSS modules
  • 铁路
  • 远程通信
  • 室内定位
  • 智能农场

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