参数资料
型号: FXO-LC525R-187.5
厂商: Fox Electronics
文件页数: 5/15页
文件大小: 0K
描述: OSC 187.5 MHZ 2.5V LVDS SMD
标准包装: 1
系列: FXO-LC52, XPRESSO
类型: XO(标准)
频率: 187.5MHz
功能: 三态(输出启用)
输出: LVDS
电源电压: 2.5V
频率稳定性: ±50ppm
工作温度: -40°C ~ 85°C
电流 - 电源(最大): 34mA
安装类型: 表面贴装
尺寸/尺寸: 0.203" L x 0.132" W(5.15mm x 3.35mm)
高度: 0.055"(1.40mm)
封装/外壳: 6-SMD,无引线(DFN,LCC)
包装: 剪切带 (CT)
FXO-LC52 Series
Phase Noise
0 dBc
-10dBc
-20dBc
-30dBc
-40dBc
2.5V Phase Noise Graph
(dBc / Hz) vs. offset frequency
-50dBc
-60dBc
212.5 MHz
-70dBc
-80dBc
-90dBc
-100dBc
-110dBc
-120dBc
-130dBc
156.25 MHz
62.5 MHz
622.08 MHz
Data Collected using HP 3048A
Four Frequencies from Jitter Tables
62.5 MHz only to 2 MHz offset Equipment Limitation
622.08 MHz
-140dBc
-150dBc
-160dBc
62.5 MHz
212.5 MHz
156.25 MHz
10
100
1k
10k
100k
1M
10M
40M
Offset Frequency
(10Hz to 40MHz)
Jitter is frequency dependent. Below are typical values at select frequencies.
LVDS Phase Jitter & Time Interval Error (TIE)
Frequency
62.5 MHz
156.25 MHz
212.5 MHz
622.08MHz
Phase Jitter
(12kHz to 20MHz)
2.12
1.04
1.35
1.30
TIE
(Sigma of Jitter Distribution)
3.1
3.5
4.2
3.7
Units
pS RMS
pS RMS
pS RMS
pS RMS
Phase Jitter is integrated from HP3048 Phase Noise Measurement System; measured directly into 50 ohm input; V DD = 2.5V.
TIE was measured on LeCroy LC684 Digital Storage Scope, directly into 50 ohm input, with Amherst M1 software; V DD = 2.5V.
Per MJSQ spec (Methodologies for Jitter and Signal Quality specifications)
LVDS Random & Deterministic Jitter Composition
Frequency
62.5 MHz
156.25 MHz
212.5 MHz
622.08 MHz
Random (Rj)
(pS RMS)
1.35
1.40
1.42
1.18
Deterministic (Dj)
(pS P-P)
8.4
9.2
10.9
10.4
Total Jitter (Tj)
(14 x Rj) + Dj
27.6 pS
29.2pS
31.2 pS
27.2 pS
Rj and Dj , measured on LeCroy LC684 Digital Storage Scope, directly into 50 ohm input, with Amherst M1 software.
Per MJSQ spec (Methodologies for Jitter and Signal Quality specifications)
Page 5 of 15
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