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ACS8515LC PDF预览

ACS8515LC

更新时间: 2024-02-28 01:18:44
品牌 Logo 应用领域
商升特 - SEMTECH 开关
页数 文件大小 规格书
47页 590K
描述
Line Card Protection Switch for SONET or SDH Network Elements

ACS8515LC 技术参数

是否无铅:含铅是否Rohs认证:符合
生命周期:Obsolete零件包装代码:QFP
包装说明:LFQFP,针数:64
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.8Is Samacsys:N
JESD-30 代码:S-PQFP-G64JESD-609代码:e0
长度:10 mm湿度敏感等级:3
功能数量:1端子数量:64
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:LFQFP
封装形状:SQUARE封装形式:FLATPACK, LOW PROFILE, FINE PITCH
峰值回流温度(摄氏度):240认证状态:Not Qualified
座面最大高度:1.6 mm标称供电电压:3.3 V
表面贴装:YES电信集成电路类型:ATM/SONET/SDH SUPPORT CIRCUIT
温度等级:INDUSTRIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:0.5 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:10 mmBase Number Matches:1

ACS8515LC 数据手册

 浏览型号ACS8515LC的Datasheet PDF文件第7页浏览型号ACS8515LC的Datasheet PDF文件第8页浏览型号ACS8515LC的Datasheet PDF文件第9页浏览型号ACS8515LC的Datasheet PDF文件第11页浏览型号ACS8515LC的Datasheet PDF文件第12页浏览型号ACS8515LC的Datasheet PDF文件第13页 
ACS8515 LC/P  
FINAL  
ADVANCED COMMUNCIATIONS  
an acceptable level.  
disabled so the input reference source is not  
automatically rejected as out of frequency  
range.  
The registers reg sts_curr_inc_offset (address  
0C, 0D, 07) report the frequency of the DPLL  
with respect to the external TCXO frequency. Output Clock Ports  
This is a 19 bit signed number with one LSB  
The ACS8515 supports two SEC output clocks  
representing 0.0003 ppm (range of +/- 80  
ppm). Reading this regularly can show how the  
currently locked source is varying in value e.g.  
due to wander on its input.  
on both TTL and PECL/LVDS ports and a pair  
of secondary output clocks, ‘Frame-Sync’ and  
‘Multi-Frame-Sync’. The two output clocks are  
individually controllable. The ‘Frame-Sync’ and  
The ACS8515 performs automatic frequency ‘Multi-Frame-Sync’ are derived from the main  
monitoring with an acceptable input frequency SEC clock. The frequencies of the output clock  
offset range of +/- 16.6 ppm. The ACS8515 are selectable from a range of pre-defined spot  
DPLL has a programmable frequency limit of frequencies, and  
a
variety of output  
+/- 80 ppm. If the range is programmed to be technologies are supported, as defined in Table  
> 16.6 ppm, the activity monitors should be 5.  
$ꢀ  
$ꢁ  
$ꢂ  
$ꢃ  
$ꢄ  
-LWWHUꢇDQGꢇZDQGHUꢇIUHTXHQF\ꢇꢈORJꢇVFDOHꢉ  
Iꢀ  
Iꢁ Iꢂ  
Iꢃ Iꢄ  
Iꢅ Iꢆ  
Iꢊ  
Iꢋ  
Figure 1: Minimum Input Jitter Tolerance for inputs supporting G.783 compliant sources  
Peak to peak amplitude  
Frequency (Hz)  
(unit Interval)  
STM  
level  
A0  
A1  
A2  
A3  
A4  
F0  
F1  
F2  
F3  
F4  
F5  
F6  
F7  
F8  
F9  
STM-1  
2800  
311  
39  
1.5  
0.15 12u 178u 1.6m 15.6m 0.125  
19.3  
500  
6.5k  
65k  
1.3m  
Table 3: Amplitude and Frequency values for Jitter Tolerance for inputs supporting G.783 compliant sources  
Revision 2.05/Jan 2001 ã2001 Semtech Corp  
10  
www.semtech.com  

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