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ICS844001AGLF PDF预览

ICS844001AGLF

更新时间: 2024-09-29 14:42:43
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
14页 246K
描述
Clock Generator, 226.66MHz, PDSO8, 4.40 X 3 MM, 0.925 MM HEIGHT, ROHS COMPLIANT, MO-153, TSSOP-8

ICS844001AGLF 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:4.40 X 3 MM, 0.925 MM HEIGHT, ROHS COMPLIANT, MO-153, TSSOP-8针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.82
其他特性:ALSO OPERATES AT 3.3V SUPPLYJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.4 mm
湿度敏感等级:1端子数量:8
最高工作温度:70 °C最低工作温度:
最大输出时钟频率:226.66 MHz封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装等效代码:TSSOP8,.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):260电源:2.5/3.3 V
主时钟/晶体标称频率:28.3 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:115 mA最大供电电压:2.625 V
最小供电电压:2.375 V标称供电电压:2.5 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:Matte Tin (Sn) - annealed
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:3 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHER
Base Number Matches:1

ICS844001AGLF 数据手册

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FEMTOCLOCKS™ CRYSTAL-TO-LVDS  
CLOCK GENERATOR  
ICS844001  
GENERAL DESCRIPTION  
FEATURES  
The ICS844001 is a Fibre Channel Clock Generator. The  
ICS844001 uses an 18pF parallel resonant crystal over the  
range of 20.4MHz - 28.3MHz. For Fibre Channel applications, a  
26.5625MHz crystal is used. The frequency select pin allows  
the device to generate either 106.25MHz or 212.5MHz from a  
26.5625MHz crystal. To generate 187.5MHz for 12Gb Ethernet,  
a 23.4375MHz crystal is used. The ICS844001 uses IDT’s  
3rd generation low phase noise VCO technology and can achieve  
<1ps typical rms phase jitter, easily meeting Fibre Channel and  
Ethernet jitter requirements. The ICS844001 is packaged in a  
small 8-pin TSSOP, making it ideal for use in systems with limited  
board space.  
One Differential LVDS output  
Crystal oscillator interface, 18pF parallel resonant crystal  
(20.4MHz - 28.3MHz)  
Output frequency range: 81.66MHz - 226.66MHz  
VCO range: 490MHz - 680MHz  
RMS phase jitter @ 106.25MHz, using a 26.5625MHz crystal  
(637kHz - 10MHz): 0.74ps (typical)  
3.3V or 2.5V operating supply  
0°C to 70°C ambient operating temperature  
Available in both standard (RoHS 5) and lead-free (RoHS 6)  
packages  
NOTE: It is not recommended to overdrive the crystal input with  
an external clock.  
COMMON CONFIGURATION TABLE - FIBRE CHANNEL, 12Gb ETHERNET  
Inputs  
Output Frequency  
Multiplication  
(MHz)  
Crystal Frequency (MHz) FREQ_SEL  
M
N
Value M/N  
26.5625  
26.5625  
23.4375  
1
0
0
24  
24  
24  
6
3
3
4
8
8
106.25  
212.5  
187.5  
BLOCK DIAGRAM  
PIN ASSIGNMENT  
Pullup  
FREQ_SEL  
VDDA  
GND  
VDD  
1
2
3
4
8
7
6
5
Q
0
1
XTAL_OUT  
XTAL_IN  
nQ  
÷3  
÷6  
XTAL_IN  
Q
VCO  
FREQ_SEL  
Phase  
Detector  
OSC  
490MHz - 680MHz  
nQ  
XTAL_OUT  
ICS844001  
8-Lead TSSOP  
4.40mm x 3.0mm x 0.925mm  
package body  
M = ÷24 (fixed)  
G Package  
Top View  
IDT/ ICSFEMTOCLOCKS™ CLOCK GENERATOR  
1
ICS844001 REV A NOVEMBER 2, 2012  

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