1 to 220 MHz, Differential Spread-spectrum Oscillator

The SiT9002 is the industry's first programmable, differential output, spread spectrum oscillator. It supports four programmable differential output signaling levels: LVPECL, LVDS, CML, and HCSL.

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Industry standard packages for EMI reduction and drop-in replacement of quartz oscillators without any board changes
Oscillator Type SSXO-DE
Frequency 1 to 220 MHz
Frequency Stability (ppm) ±25, ±50
Operating Temperature Range (°C) -20 to +70, -40 to +85
Spread Profile Triangular
Spread Percentage (%) Center: ±0.25 to ±0.5, , Down: -0.50 to -1.0
Voltage Supply (V) 1.8, 2.5, 3.3
Package Type (mm²) 5.0x3.2, 7.0x5.0
Features EMI redution, Field Programmable
Availability Production

Industry's best cycle-to-cycle jitter, as low as 15ps

  • Enables system designers to minimize impact to timing budget

System-dependent EMI reduction, up to -17 dB on the third harmonic and -12 dB reduction on fundamental peak power (100 MHz spread spectrum frequency)

  • Cost-effective EMI reduction with fastest time to market

Flexible spread spectrum options

  • Multiple center spread/down spread modulation modes
  • Spread disable mode available: Optimize EMI performance in system design

Programmable voltage support of 1.8 V, 2.5 V or 3.3 V

  • Provide designers flexibility of using the same chip for different designs

Small form-factor

  • Save board space in space-constrained applications

Ultra-fast lead time (4 to 6 weeks)

  • Reduce inventory overhead
  • Mitigate shortage risks


  • CPU clocking
  • Industrial applications
  • Laptop computer
  • Networking applications
  • PCIe
  • SATA
  • USB 3.0

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