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844252AG-04 PDF预览

844252AG-04

更新时间: 2024-02-17 01:47:20
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
13页 278K
描述
Clock Generator, 187.5MHz, PDSO16, 4.40 X 5 MM, 0.92 MM HEIGHT, MO-153, TSSOP-16

844252AG-04 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:TSSOP
包装说明:TSSOP, TSSOP16,.25针数:16
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.29
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:187.5 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:30 MHz
认证状态:Not Qualified座面最大高度:1.2 mm
子类别:Clock Generators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 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHER
Base Number Matches:1

844252AG-04 数据手册

 浏览型号844252AG-04的Datasheet PDF文件第2页浏览型号844252AG-04的Datasheet PDF文件第3页浏览型号844252AG-04的Datasheet PDF文件第4页浏览型号844252AG-04的Datasheet PDF文件第5页浏览型号844252AG-04的Datasheet PDF文件第6页浏览型号844252AG-04的Datasheet PDF文件第7页 
DATA SHEET  
FEMTOCLOCKS™ CRYSTAL-TO-LVDS CLOCK  
ICS844252-04  
GENERATOR  
GENERAL DESCRIPTION  
FEATURES  
Two differential LVDS outputs  
The ICS844252-04 is a 10Gb/12Gb Ethernet  
ICS  
HiPerClockS™  
Clock Generator and  
a member of the  
Crystal oscillator interface designed for  
18pF parallel resonant crystals  
HiPerClocksTM family of high performance  
devices from ICS. The ICS844252-04 can  
synthesize 10 Gigabit Ethernet and 12 Gigabit  
Crystal input frequency range: 19.33MHz - 30MHz  
Output frequency range: 145MHz - 187.5MHz  
VCO frequency range: 580MHz - 750MHz  
Ethernet with a 25MHz crystal. It can also generate SATA  
and 10Gb Fibre Channel reference clock frequencies with  
the appropriate choice of crystals. The ICS844252-04 has  
excellent phase jitter performance and is packaged in a  
small 16-pin TSSOP, making it ideal for use in systems with  
limited board space.  
RMS phase jitter at 156.25MHz (1.875MHz - 20MHz):  
0.36ps (typical)  
3.3V operating supply  
0°C to 70°C ambient operating temperature  
Industrial temperature information available upon request  
Available in both standard and lead-free compliant  
packages  
CONFIGURATION TABLE WITH 25MHZ CRYSTAL  
Inputs  
Output Frequency  
Application  
Crystal Frequency Feedback VCO Frequency  
(MHz)  
N Output Divide  
(MHz)  
Divide  
(MHz)  
25  
30  
750  
4
4
187.5  
12 Gigabit Ethernet  
10 Gigabit Ethernet  
25  
25  
625  
156.25  
CONFIGURATION TABLE WITH SELECTABLE CRYSTALS  
Inputs  
Output Frequency  
(MHz)  
Application  
Crystal Frequency Feedback VCO Frequency  
N Output Divide  
(MHz)  
Divide  
(MHz)  
20  
30  
600  
4
4
4
4
4
150  
159.375  
150  
SATA  
21.25  
24  
30  
637.5  
600  
10 Gigabit Fibre Channel  
SATA  
25  
25.5  
30  
25  
637.5  
750  
159.375  
187.5  
10 Gigabit Fibre Channel  
12 Gigabit Ethernet  
25  
BLOCK DIAGRAM  
PIN ASSIGNMENT  
Pullup  
OE  
D
1
2
3
4
5
6
7
8
nQ1  
Q1  
16  
15  
14  
13  
12  
11  
10  
9
XTAL_IN  
XTAL_OUT  
GND  
Q
Pulldown  
nPLL_SEL  
LE  
VDDO  
OE  
nPLL_SEL  
VDDO  
Q0  
REF_CLK  
CLK_SEL  
VDD  
VDDA  
FREQ_SEL  
Pulldown  
REF_CLK  
1
1
0
DIV. N  
÷4  
Q0  
XTAL_IN  
nQ0  
VCO  
nQ0  
Phase  
Detector  
580MHz-750MHz  
0
OSC  
Q1  
nQ1  
ICS844252-04  
16-Lead TSSOP  
4.4mm x 5.0mm x 0.92mm  
package body  
XTAL_OUT  
CLK_SEL  
Pulldown  
0 = ÷25 (default)  
1 = ÷30  
G Package  
Top View  
Pulldown  
FREQ_SEL  
The Preliminary Information presented herein represents a product in prototyping or pre-production. The noted characteristics are based on  
initial product characterization. Integrated Circuit Systems, Incorporated (ICS) reserves the right to change any circuitry or specifications  
without notice.  
IDT™ / ICS™ FEMTOCLOCKS™ CRYSTAL-TO-LVDS CLOCK GENERATOR  
ICS844252-04  
1

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