5秒后页面跳转
844441DMI-75 PDF预览

844441DMI-75

更新时间: 2024-02-12 23:19:34
品牌 Logo 应用领域
艾迪悌 - IDT 光电二极管
页数 文件大小 规格书
14页 889K
描述
Clock Generator, PDSO8

844441DMI-75 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:SOIC
包装说明:SOP, SOP8,.25针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.82
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:4.9 mm湿度敏感等级:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C最大输出时钟频率:300 MHz
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
电源:2.5 V主时钟/晶体标称频率:25 MHz
认证状态:Not Qualified座面最大高度:1.75 mm
子类别:Clock Generators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:INDUSTRIAL端子面层:Matte Tin (Sn) - annealed
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3.9 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHER
Base Number Matches:1

844441DMI-75 数据手册

 浏览型号844441DMI-75的Datasheet PDF文件第2页浏览型号844441DMI-75的Datasheet PDF文件第3页浏览型号844441DMI-75的Datasheet PDF文件第4页浏览型号844441DMI-75的Datasheet PDF文件第5页浏览型号844441DMI-75的Datasheet PDF文件第6页浏览型号844441DMI-75的Datasheet PDF文件第7页 
FemtoClock™ SAS/SATA Clock Generator  
ICS844441I  
PRELIMINARY DATA SHEET  
General Description  
Features  
The ICS844441I is a low jitter, high performance clock  
Designed for use in SAS, SAS-2, and SATA systems  
Center ( 0.25%) Spread Spectrum Clocking (SSC)  
Down (-0.23% or -0.5%) SSC  
S
IC  
generator and a member of the FemtoClock™ family  
of silicon timing products. The ICS844441I is designed  
for use in applications using the SAS and SATA  
interconnect. The ICS844441I uses an external,  
HiPerClockS™  
Better frequency stability than SAW oscillators  
One differential 2.5V LVDS output  
25MHz, parallel resonant crystal to generate four selectable output  
frequencies: 75MHz, 100MHz, 150MHz, and 300MHz. This silicon  
based approach provides excellent frequency stability and reliability.  
The ICS844441I features down and center spread spectrum (SSC)  
clocking techniques.  
Crystal oscillator interface designed for 25MHz  
(CL = 18pF) frequency  
External fundamental crystal frequency ensures high reliability  
and low aging  
Selectable output frequencies: 75MHz, 100MHz, 150MHz,  
Applications  
300MHz  
SAS/SATA Host Bus Adapters  
Output frequency is tunable with external capacitors  
SATA Port Multipliers  
RMS phase jitter @ 100MHz, using a 25MHz crystal  
SAS I/O Controllers  
(12kHz – 20MHz): 1.1936ps (typical)  
TapeDrive and HDD Array Controllers  
SAS Edge and Fanout Expanders  
HDDs and TapeDrives  
2.5V operating supply  
-40°C to 85°C ambient operating temperature  
Available in lead-free (RoHS 6) packages  
Disk Storage Enterprise  
Pin Assignment  
Block Diagrams  
1
2
3
4
8
7
6
5
XTAL_OUT  
XTAL_IN  
SSC_SEL0  
SSC_SEL1  
GND  
nQ  
Q
XTAL_IN  
VDD  
25MHz  
XTAL  
00 = SSC Off  
FemtoClock™  
OSC  
01 = 0.5% Down-spread  
10 = 0.23% Down-spread  
11 = 0.5% Center-spread  
Q
ICS844441I  
PLL  
nQ  
XTAL_OUT  
8-Lead SOIC, 150 mil  
3.90mm x 4.90mm x 1.375mm package body  
M Package  
SSC Output  
Control Logic  
Pulldown:Pulldown  
SSC_SEL(1:0)  
nPLL_SEL  
8-Lead SOIC  
Top View  
Pulldown  
GND  
16  
15  
14  
13  
12  
11  
10  
9
F_SEL1  
GND  
nPLL_SEL  
nQ  
Q
VDD  
1
2
3
4
5
6
7
8
XTAL_IN  
XTAL_OUT  
XTAL_IN  
FemtoClock™  
PLL  
25MHz  
XTAL  
OSC  
0
1
00 = 75MHz  
SSC_SEL0  
01 = 100MHz  
Q
nc  
nc  
nc  
XTAL_OUT  
10 = 150MHz (default)  
11 = 300MHz  
nQ  
Pullup:Pulldown  
F_SEL(1:0)  
F_SEL0  
VDD  
SSC_SEL1  
Clock Output  
Control Logic  
Pulldown:Pulldown  
SSC_SEL(1:0)  
16-Lead TSSOP  
ICS844441I  
16-Lead TSSOP  
4.4mm x 5.0mm x 0.925mm package body  
G Package  
Top View  
The Preliminary Information presented herein represents a product in pre-production. The noted characteristics are based on initial product characterization  
and/or qualification. Integrated Device Technology, Incorporated (IDT) reserves the right to change any circuitry or specifications without notice.  
ICS844441DGI REVISION B OCTOBER 13, 2009  
1
©2009 Integrated Device Technology, Inc.  

与844441DMI-75相关器件

型号 品牌 描述 获取价格 数据表
844441DMI-75LF IDT FemtoClock SAS/ SATA Clock Generator

获取价格

844441DMI-75LFT IDT FemtoClock SAS/ SATA Clock Generator

获取价格

8444950000 WEIDMULLER Mini Coupler / Mini Conditioner

获取价格

8444960000 WEIDMULLER Mini Coupler / Mini Conditioner

获取价格

8444980000 WEIDMULLER Mini Coupler / Mini Conditioner

获取价格

8444990000 WEIDMULLER Mini Coupler / Mini Conditioner

获取价格