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8430252CG-45T PDF预览

8430252CG-45T

更新时间: 2024-01-26 04:47:41
品牌 Logo 应用领域
艾迪悌 - IDT 时钟光电二极管外围集成电路晶体
页数 文件大小 规格书
17页 196K
描述
Clock Generator, 156.25MHz, PDSO16, 4.40 X 5 MM, 0.92 MM HEIGHT, MO-153, TSSOP-16

8430252CG-45T 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:4.40 X 5 MM, 0.92 MM HEIGHT, MO-153, TSSOP-16针数:16
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.92
JESD-30 代码:R-PDSO-G16JESD-609代码:e0
长度:5 mm湿度敏感等级:1
端子数量:16最高工作温度:70 °C
最低工作温度:最大输出时钟频率:156.25 MHz
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP16,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH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:1.2 mm
子类别:Clock Generators最大压摆率:95 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:COMMERCIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30宽度:4.4 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

8430252CG-45T 数据手册

 浏览型号8430252CG-45T的Datasheet PDF文件第2页浏览型号8430252CG-45T的Datasheet PDF文件第3页浏览型号8430252CG-45T的Datasheet PDF文件第4页浏览型号8430252CG-45T的Datasheet PDF文件第5页浏览型号8430252CG-45T的Datasheet PDF文件第6页浏览型号8430252CG-45T的Datasheet PDF文件第7页 
FemtoClock® Crystal-to-  
3.3V LVPECL Frequency Synthesizer  
ICS8430252-45  
GENERAL DESCRIPTION  
FEATURES  
The ICS8430252-45 is a 2 output LVPECL and LVCMOS/LVTTL  
Synthesizer optimized to generate Ethernet reference clock  
frequencies . Using a 25MHz, 18pF parallel resonant crystal,  
the following fre-quencies can be generated: 156.25MHz  
LVPECL output and, 125MHz LVCMOS output. The 8430252-  
• One differential 3.3V LVPECL output and  
One LVCMOS/LVTTL output  
• Crystal oscillator interface designed for a 25MHz,  
18pF parallel resonant crystal  
rd  
45 uses IDT’s 3 generation low phase noise VCO technology  
• A 25MHz crystal generates both an output frequency of  
156.25MHz (LVPECL) and 125MHz (LVCMOS)  
and can achieve 1ps or lower typical rms phase jitter, easily  
meeting Ethernet jitter requirements. The ICS8430252-45 is  
packaged in a small 16-pin TSSOP package.  
• VCO frequency: 625MHz  
• RMS phase jitter @ 156.25MHz (1.875MHz - 20MHz) using  
a 25MHz crystal: 0.39ps (typical)  
• Full 3.3V supply mode  
• 0°C to 70°C ambient operating temperature  
• Available in both standard (RoHS 5) and lead-free (RoHS 6)  
packages  
PIN ASSIGNMENT  
BLOCK DIAGRAM  
Pullup  
OE  
1
2
3
4
5
6
7
8
OE  
VEE  
QA  
16  
15  
14  
13  
12  
11  
10  
9
CLK_EN  
VEE  
QB  
25MHz  
QA  
÷5  
XTAL_IN  
VCCO_A  
nc  
nc  
VCCA  
VCC  
nQB  
Phase  
Detector  
VCO  
VCCO_B  
XTAL_IN  
XTAL_OUT  
VEE  
OSC  
625MHz  
QB  
XTAL_OUT  
÷4  
nQB  
Feedback Divider  
÷25  
ICS8430252-45  
16-Lead TSSOP  
4.4mm x 5.0mm x 0.92mm  
package body  
Pullup  
CLK_EN  
G Package  
Top View  
ICS8430252CG-45  
www.idt.com  
REV ISION A FEBRUARY 19, 2014  
1

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