Specs Value
Device Type Spread Spectrum Ruggedized Oscillators
12 MHz
Frequency Stability (ppm)
Operating Temp. Range (°C)
-40 to 105
Supply Voltage (V)
Package Size (mm x mm)
Output Drive Strength*
Feature Pin
Spread Percentage
Center spread ±0.125
Special Features
Low Sensitivity, 0.1 ppb/g

*See datasheet for details

Buy Now

This product ships directly from our factory, please allow 4-6 weeks for delivery.
Unit Pricing
Unit Count Unit Cost
1 - 9 $29.128
10 - 49 $21.576
>49 Contact Us
Available for sale in tape & reel packaging only. To order quantities greater than 50, please contact SiTime Sales or use the Chat below.
Also purchase from

Low acceleration sensitivity

  • As low as 0.1 ppb/g

Spread spectrum clocking

  • Up to 30 dB electromagnetic interference (EMI) reduction
  • Up to 134 times better electromagnetic susceptibility (EMS) than an external resonator plus an SSIC solution
  • Solves EMI problem and improves reliability in noisy environments

Flexible EMI reduction options

  • Wide spread range: center spread up to ±2.0%, down spread down to -4.0%
  • Configurable rise/fall time: 8 options
  • Configurable spread profile: triangular, Hershey kiss, or random

Three industry-standard packages

  • 100% drop-in replacement of quartz XO
  • Enables EMI reduction without board redesign, metal housing, or other expensive EMI reduction method

Low cycle-to-cycle jitter: 8.5 ps

  • Minimize impact to system timing budget

Extensive programmability

  • Any frequency from 1 to 150 MHz with 6 decimal-place accuracy
  • Supply voltage of 1.8 V; 2.5 to 3.3 V
  • Frequency stability from ±20 ppm to ±50 ppm
  • Airborne communications
  • Field communications
  • Vehicle comms/telemetry
  • Avionics
  • Ruggedized applications

Narrow By:

Document Name Type
Electronics Industry Citizen Coalition Template Other Quality Documents
Manufacturing Notes for SiTime Products Other Quality Documents
SiTime Conflict Minerals Policy Other Quality Documents
SiTime Environmental Policy Other Quality Documents
SiTime Warranty on Date Code Other Quality Documents
Conflict Minerals Reporting Template Other Quality Documents

Reliability Calculator Get FIT/MTBF data for various operating conditions

Frequency Slope (dF/dT) Calculator – Calculate frequency slope over temperature

2016 4-Pins | 2520 4-Pins | 3225 4-Pins – Preview packages with QFN 3D step models

Narrow By:

  • SiT9045AE-22-33NAA12.000000Y
  • SiT9045AE-22-33NAA12.000000T
  • SiT9045AE-22-33NAA12.000000D
  • SiT9045AE-22-33NAA12.000000E
  • SiT9045AE-22-33NAA12.000000X
  • SiT9045AE-22-33NAA12.000000N
  • SiT9045AE-22-33NAA12.000000F
  • SiT9045AE-22-33NAA12.000000G
  • SiT9045AE-22-33NAA12.000000S