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8402010AKILF PDF预览

8402010AKILF

更新时间: 2024-01-26 23:18:58
品牌 Logo 应用领域
艾迪悌 - IDT 时钟发生器
页数 文件大小 规格书
16页 316K
描述
FEMTOCLOCK™ CRYSTAL-TOLVDS/LVCMOS CLOCK GENERATOR

8402010AKILF 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Active零件包装代码:QFN
包装说明:VQCCN, LCC32,.2SQ,20针数:32
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.21
JESD-30 代码:S-XQCC-N32JESD-609代码:e0
长度:5 mm湿度敏感等级:3
端子数量:32最高工作温度:85 °C
最低工作温度:-40 °C最大输出时钟频率:62.5 MHz
封装主体材料:UNSPECIFIED封装代码:VQCCN
封装等效代码:LCC32,.2SQ,20封装形状:SQUARE
封装形式:CHIP CARRIER, VERY THIN PROFILE峰值回流温度(摄氏度):225
电源:3.3 V主时钟/晶体标称频率:25 MHz
认证状态:Not Qualified座面最大高度:1 mm
子类别:Clock Generators最大压摆率:25 mA
最大供电电压:3.465 V最小供电电压:3.135 V
标称供电电压:3.3 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:NO LEAD
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:30宽度:5 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

8402010AKILF 数据手册

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ICS8402010I  
FEMTOCLOCK™ CRYSTAL-TO-LVDS/LVCMOS CLOCK GENERATOR  
2. Junction Temperature.  
Junction temperature, Tj, is the temperature at the junction of the bond wire and bond pad and directly affects the  
TM  
reliability of the device. The maximum recommended junction temperature for HiPerClockS devices is 125°C.  
The equation for Tj is as follows: Tj = θJA * Pd_total + TA  
Tj = Junction Temperature  
θ
= Junction-to-Ambient Thermal Resistance  
JA  
Pd_total = Total Device Power Dissipation (example calculation is in section 1 above)  
TA = Ambient Temperature  
In order to calculate junction temperature, the appropriate junction-to-ambient thermal resistance θ must be used.  
JA  
Assuming no air flow and a multi-layer board, the appropriate value is 37°C/W per Table 6.  
Therefore, Tj for an ambient temperature of 85°C with all outputs switching is:  
85°C + 0.316W * 37°C/W = 96.7°C. This is below the limit of 125°C.  
This calculation is only an example. Tj will obviously vary depending on the number of loaded outputs, supply voltage, air  
flow, and the type of board.  
TABLE 6. THERMAL RESISTANCE θ FOR 32-LEAD VFQFN, FORCED CONVECTION  
JA  
θ vs. Air Flow (Meters per Second)  
JA  
0
1
2.5  
Multi-Layer PCB, JEDEC Standard Test Boards  
37.0°C/W  
32.4°C/W  
29.0°C/W  
IDT/ ICSLVDS/LVCMOS CLOCK GENERATOR  
13  
ICS8402010AKI REV. A AUGUST 28, 2008  

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