MHz Oscillators

Sitime提供了一个完整的MEMS MHz振荡器组合。这些器件提供了石英不可用的可配置功能,设计用于更高的可靠性,更短的交货时间,并解决独特的计时问题,例如EMI和系统可编程性。它们可以替换石英振荡器而无需任何重新设计或板布局更改。

lvpecl./ LVDS / HCSL Oscillators

Differential Oscillators

Sentime提供A.所有差分振荡器要求的一站式商店,down to 70 fs RMS jitter. These high-performance oscillators are ideal for光模块,networking, server, storage, and telecom applications and offer low jitter, as well as power supply noise(PSNR)免疫in the presence of common environmental hazards, such as shock, vibration, power supplynoise, and EMI.

  • 70 fs抖动(典型值)在行业标准,小型围类包装中as small as 2x1.6 mm
  • Any frequency from 1 MHz to 725 MHz
  • ±10 ppmstabilitywithexcellentdynamic表现in changing environmental conditions
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT9120 31 standard frequencies ±10±20.±25.±50. lvpecl.lvds. 2.53.32.25 to 3.63 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0
SiT9121 1到220 MHz ±10±20.±25.±50. lvpecl.lvds. 2.53.32.25 to 3.63 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0
SiT9122 220到625 MHz ±10±20.±25.±50. lvpecl.lvds. 2.53.32.25 to 3.63 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0
SiT9365 32 standard frequencies ±10±20.±25.±50. lvpecl.lvds.HCSL 2.52.833.3 -20到+70-40 to +85-40 to +105 3.2x2.55.0x3.2.7.0x5.0
SiT9366 1到220 MHz ±10±20.±25.±50. lvpecl.lvds.HCSL 2.52.833.3 -20到+70-40 to +85-40 to +105 3.2x2.55.0x3.2.7.0x5.0
SiT9367 220 to 725 MHz ±10±20.±25.±50. lvpecl.lvds.HCSL 2.52.833.3 -20到+70-40 to +85-40 to +105 3.2x2.55.0x3.2.7.0x5.0
SiT9501 14标准频率 ±20.±25.±30.±50. lvpecl.lvds.HCSLLow-power HCSLFlexSwing 1.82.52.83.31.71 to 3.632.25 to 3.63 -20到+70-40 to +85-40 to +95-40 to +105 2.0x1.62.5x2.03.2x2.5
SIT9375. 31 standard frequencies ±20.±25.±30.±50. lvpecl.lvds.HCSLLow-power HCSLFlexSwing 1.82.53.31.71 to 3.632.25 to 3.63 -20到+70-40 to +85-40 to +95-40 to +105 2.0 x 1.62.5 x 2.03.2 x 2.5
lvcmos.Oscillators

lvcmos.Oscillators

Sentime提供A.n extensive portfolio of LVCMOS oscillators for consumer, industrial, IoT, and networking applications. These devices enable smaller size and lower power consumption. Plus, they come in a wide variety of industry-standard packages.

  • 1到220 MHzwith 6 decimal places of accuracy
  • 功耗低至60μA
  • 更好的频率稳定性,如±10 ppm紧张
  • 行业标准脚印(2016,2520,3225,5032和7050)
  • SOT23-5 leaded package for higher board-level reliability and manufacturability
  • FlexEdge™ configurable rise/fall time with 0.25 to 40 ns slew rate for EMI reduction
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT1602 52标准频率 ±20.±25.±50. lvcmos. 1.82.5到3.31.8 to 3.3 -20到+70-40 to +85 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT2001 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 SOT23(2.9x2.8)
SiT2002 115 to 137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 SOT23(2.9x2.8)
SiT8008 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.31.8 to 3.3 -20到+70-40 to +85 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8009 115 to 137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SIT8208. 1 to 80 MHz ±10±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
SIT8209. 80到220 MHz ±10±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
汽车和高温振荡器

汽车和高温振荡器

寿星汽车(AEC-Q100)和高温振荡器从-55°C为125°C提供±20 ppm的频率稳定性。它们的稳定性较好两倍,与石英相比,抗冲击和振动的耐受性越来越可靠的20倍。

  • 1至725 MHz,具有6位小数精度
  • Military (-55 to 125 °C), automotive (-40 to 125 °C), extended industrial (-40 to 105 °C) temperatures
  • Low vibration sensitivity (g-sensitivity) of 0.1 ppb/g
  • 50,000 g shock and 70 g vibration resistance
  • > 1 B.illion hours MTBF
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT1618 33 standard frequencies ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to +105-40 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT2018 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to +105-40 to +125 SOT23(2.9x2.8)
SiT2019 115 to 137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to +105-40 to +125 SOT23(2.9x2.8)
SiT2020 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -55 to +125 SOT23(2.9x2.8)
SiT2021 119到137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -55 to +125 SOT23(2.9x2.8)
SiT2024 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to 85 (Grade 3)-40到105(2年级)-40 to 125 (Grade 1)-55 to 125 (Ext. Cold Grade 1) SOT23(2.9x2.8)
SiT2025 115 to 137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to 85 (Grade 3)-40到105(2年级)-40 to 125 (Grade 1)-55 to 125 (Ext. Cold Grade 1) SOT23(2.9x2.8)
SiT8918 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to +105-40 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8919 115 to 137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to +105-40 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8920 1 to 110 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -55 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8921 119到137 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -55 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8924 1 to 110 MHz ±20.±25.±30.±50. lvcmos. 1.82.5到3.3 -40 to +85-40 to +105-40 to +125-55 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT8925 115 to 137 MHz ±20.±25.±30.±50. lvcmos. 1.82.5到3.3 -40 to +85-40 to +105-40 to +125-55 to +125 2.0x1.62.5x2.03.2x2.55.0x3.2.7.0x5.0
SIT9386. 1到220 MHz ±20.±25.±50. lvpecl.lvds.HCSL 2.52.83.03.3 -40 to 85 (Grade 3)-40到105(2年级) 3.2x2.57.0x5.0
SIT9387. 220 to 725 MHz ±20.±25.±50. lvpecl.lvds.HCSL 2.52.83.03.3 -40 to 85 (Grade 3)-40到105(2年级) 3.2x2.57.0x5.0
SIT9025 1 to 150 MHz ±20.±25.±50. lvcmos. 1.82.5到3.3 -40 to 85 (Grade 3)-40到105(2年级)-40 to 125 (Grade 1)-55 to 125 (Ext. Cold Grade 1) 2.0x1.6mm2.5x2.0 mm3.2x2.5 mm
Spread Spectrum Oscillators

Spread Spectrum Oscillators

sit’s EMI reduction oscillators ensure emissions compliance through spread spectrum clocking and rise/fall time adjustment of the clock signal. They are supported on SiTime’s Time Machine II programmer, which allows engineers to quickly reduce emissions levels and ensure that customers pass compliance.

  • Up to 17 dB reduction on fundamental frequency and 30 dB reduction on harmonics
  • 广泛的扩频范围:高达4%PK-to-PK
  • FlexEdge™ configurable rise/fall time options: 0.25 ns to 40 ns slew rates
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT9002 1到220 MHz ±25.±50. lvpecl.lvds.CMLHCML. 1.82.53.3 -20到+70-40 to +85 5.0x3.2.7.0x5.0
SiT9003 1 to 110 MHz ±50.±100. lvcmos. 1.82.52.83.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT9005 1到141兆赫 ±20.±25.±50. lvcmos. 1.82.5到3.3 -20到+70-40 to +85 2.0x1.62.5x2.03.2x2.5
压控振荡器

压控振荡器

SiTime MEMS VCXOs提供特殊的动态性能ormance and the highest reliability for video distribution (CMTS), networking, telecom, and instrumentation applications. These devices are engineered to maintain the same phase noise and frequency tuning accuracies in the presence of common environmental hazards, such as shock, vibration, noisy power supply, and EMI. They enable equipment, such as cable headend and remote radio head (RRH), to deliver the highest performance, best reliability, and the highest quality of service in uncontrolled environments, such as un-airconditioned basements or rooftops.

  • 在1 Hz步骤中从1 MHz到725 MHz的任何频率
  • ±15 ppm,整个温度范围内的最佳动态稳定性(-40至+ 85°C)
  • 0.02 PS / MV电源噪声抑制(PSNR),降低电源要求
  • Best (0.1%) and widest (±25 to ±3200 ppm) pull range linearity, 50x better than quartz
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT3372 1到220 MHz ±15±25.±30.±50. lvpecl.lvds.HCSL 2.52.83.03.3 -20到+70-40 to +85-40 to +105 3.2x2.57.0x5.05.0x3.2.
SiT3373 220 to 725 MHz ±15±25.±30.±50. lvpecl.lvds.HCSL 2.52.83.03.3 -20到+70-40 to +85-40 to +105 3.2x2.57.0x5.05.0x3.2.
SiT3807 31 frequencies ±25.±50. lvcmos. 1.82.52.83.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT3808 1 to 80 MHz ±25.±50. lvcmos. 1.82.52.83.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
SiT3809 80到220 MHz ±25.±50. lvcmos. 1.82.52.83.3 -20到+70-40 to +85 2.5x2.03.2x2.55.0x3.2.7.0x5.0
I2C / SPI振荡器

I2C / SPI振荡器

sit's Elite Platform™ I2C/SPI oscillators enable users to program output frequency and pull frequency in-system using a digital interface, offering designers great flexibility. This family offers ultra-low jitter and utilizes SiTime’s unique DualMEMS™ temperature sensing and TurboCompensation™ technology to deliver exceptional dynamic performance.

  • Ideal for replacing multiple timing components in systems that support multiple frequencies such as telecom, networking, server, storage, broadcasting, test and measurement equipment
  • Any-frequency mode for programming output frequency via I2C or SPI from 1 MHz to 725 MHz
  • Digitally controlled oscillator (DCO) mode for pulling/tuning frequency up to ±3200 ppm via I2C or SPI with 0.005 ppb resolution
  • Any combination of frequencies (1 MHz to 725 MHz), voltage (2.5 V to 3.3 V), pull range (±25 ppm to ±3200 ppm), and three DE output formats (LVPECL, LVDS, or HCSL)
  • 0.2 PS典型的综合阶段抖动
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SIT3521. 1到340 MHz ±20.±25.±50. lvpecl.lvds.HCSL 2.5到3.3 -20到+70-40 to +85-40 to +105 5.0 x 3.2 10针
SIT3522 340 to 725 MHz ±20.±25.±50. lvpecl.lvds.HCSL 2.5到3.3 -20到+70-40 to +85-40 to +105 5.0 x 3.2 10针
Digitally Controlled VCXO

数字控制振荡器

sit's digitally controlled MEMS oscillators (DCXO) enables users to tune output frequency by up to ±1600 ppm via a one-wire digital interface. This eliminates the need for an external DAC used for traditional VCXO designs. It also eliminates the frequency shift caused by board noise on the voltage control line.

  • 宽拉伸范围选项,包括±25,±50,±100,±150,±200,±400,±800,或±1600 ppm
  • Pull range resolution of 1 ppb
  • 任何频率(最多625 MHz)的组合,电源电压(1.8 V; 2.5 V至3.3 V),拉伸范围(±25ppm至±1600 ppm),以及行业标准套餐(3225,5032或7050)
  • lvcmos.output (SiT3907) and differential outputs (SiT3921 and SiT3922)
设备 Datasheet Frequency 稳定(PPM) Output Type 电源电压(V) Temp. Range(°C) Package Size(毫米2)
SiT3907 1到220 MHz ±10±25.±50. lvcmos. 1.82.52.83.3 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0
SiT3921 1到220 MHz ±10±25.±50. lvpecl.lvds. 2.53.3 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0
SiT3922 220到625 MHz ±10±25.±50. lvpecl.lvds. 2.53.3 -20到+70-40 to +85 3.2x2.55.0x3.2.7.0x5.0