1 to 220 MHz, ±10 to ±50 ppm Differential XO
The SiT9121 is a highly flexible, programmable differential oscillator that supports LVPECL and LVDS output signaling types. This differential oscillator covers any frequency between 1 to 220 MHz, with RMS phase jitter of 0.6 ps (typ.). Unlike quartz or SAW based traditional oscillators, the SiT9121 is available in any combination of voltage (2.5V to 3.3V), frequency stability (±10, ±20, ±25, and ±50 ppm) and package (3225, 5032, 7050) options.
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Oscillator Type | XO-DE |
Frequency | 1 to 220 MHz |
Frequency Stability (ppm) | ±10, ±20, ±25, ±50 |
Phase Jitter (rms) | 0.6 ps |
Output Type | LVPECL, LVDS |
Operating Temperature Range (°C) | -20 to +70, -40 to +85 |
Voltage Supply (V) | 2.5, 3.3, 2.25 to 3.63 |
Package Type (mm²) | 3.2 x2.5, 5.0 x3.2, 7.0 x5.0 |
Features | Field programmable |
Availability | Production |
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SiT9121
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SiT9121 pin assignments
0.6 ps integrated RMS phase jitter (12 kHz to 20 MHz)
- Excellent jitter margin for the most stringent applications such as SONET
Excellent frequency stability, as low as ±10 PPM
- Better timing margin that enhances system stability and robustness
- Extensive programmability
- Frequency from 1 to 220 MHz
- LVPECL and LVDS output signaling types
- Supply voltage of 2.5V and 3.3V
- Frequency stability from ±10 PPM to ±50 PPM
- Customized specifications for optimal system performance
- Easy availability of any device specification within the operating range
Three industry standard packages
- 100% drop in replacement for quartz, SAW and overtone oscillators without any design changes
4 to 6 weeks lead time
- Any frequency
- Any voltage
- Any package
- Reduce inventory overhead
- Mitigate shortage risks
- 1Gb to 10Gb Ethernet
- PCIe
- FPGA
- SATA/SAS
- Fibre channel
- System clocking
- CPE与家庭网关
- 高精度GNSS
- GPS/GNSS modules
- 工厂自动化
- 安全与监控
- 医疗电子产品
- 测量与测试
- 国防与航空航天
- 铁路
Resource Name | Type |
---|---|
SiTime MEMS First 工艺 |