参数资料
型号: SI5317B-C-GMR
厂商: SILICON LABORATORIES
元件分类: 时钟产生/分配
英文描述: 350 MHz, OTHER CLOCK GENERATOR, QCC36
封装: 6 X 6 MM, ROHS COMPLIANT, MO-220VJJD, QFN-36
文件页数: 25/46页
文件大小: 407K
代理商: SI5317B-C-GMR
Si5317
Rev. 1.1
31
5.1.3. Jitter Attenuation Performance
The internal VCO uses the XA/XB clock on the XA/XB pins as its reference for jitter attenuation. The XA/XB pins
support either a crystal input or an input buffer single-ended or differential clock input, such that an external
oscillator can become the reference source. In either case, the device accepts a wide margin in absolute frequency
of the XA/XB input (refer to section 3.5.1. "Recovery from VCO Freeze" on page 23). In VCO freeze, the Si5317's
output clock stability matches the clock supplied on the XA/XB pins. The external crystal or clock must be selected
based on the stability requirements of the application if VCO freeze is a key requirement. However, care must be
exercised in certain areas for optimum performance. For examples of connections to the XA/XB pins, refer to
Figure 17. Typical XA-XB Jitter Transfer Function
-30
-25
-20
-15
-10
-5
0
5
1
10
100
1000
10000
100000
1000000
Jitter Transfer XA/XB Reference to CKOUT
38.88 MHz Clock on XA/XB, RATE[1:0]=LM
Jitter
Tr
ans
fer
(dB)
Jitter Frequency (Hz)
相关PDF资料
PDF描述
SI5350A-AXXXXX-GT 125 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO10
SI5351C-AGU 160 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO24
SI5351A-AGU 160 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO24
SI5351C-AGM 160 MHz, PROC SPECIFIC CLOCK GENERATOR, QCC20
SI5351A-AGM 160 MHz, PROC SPECIFIC CLOCK GENERATOR, QCC20
相关代理商/技术参数
参数描述
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