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844256BGILF PDF预览

844256BGILF

更新时间: 2024-01-16 02:51:55
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
16页 344K
描述
Clock Generator, 625MHz, PDSO24, 4.40 X 7.80 MM, 0.90 MM HEIGHT, ROHS COMPLIANT, MO-153, TSSOP-24

844256BGILF 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:End Of Life零件包装代码:TSSOP
包装说明:TSSOP, TSSOP24,.25针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.17
JESD-30 代码:R-PDSO-G24JESD-609代码:e3
长度:7.8 mm端子数量:24
最高工作温度:85 °C最低工作温度:-40 °C
最大输出时钟频率:625 MHz封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装等效代码:TSSOP24,.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:3.3 V
主时钟/晶体标称频率:25.5 MHz认证状态:Not Qualified
座面最大高度:1.1 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:INDUSTRIAL
端子面层:MATTE TIN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

844256BGILF 数据手册

 浏览型号844256BGILF的Datasheet PDF文件第2页浏览型号844256BGILF的Datasheet PDF文件第3页浏览型号844256BGILF的Datasheet PDF文件第4页浏览型号844256BGILF的Datasheet PDF文件第5页浏览型号844256BGILF的Datasheet PDF文件第6页浏览型号844256BGILF的Datasheet PDF文件第7页 
FEMTOCLOCKS™ CRYSTAL-TO-LVDS  
FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER  
ICS844256I  
GENERAL DESCRIPTION  
FEATURES  
The ICS844256I is a Crystal-to-LVDS Clock  
Six LVDS outputs  
ICS  
HiPerClockS™  
Synthesizer/Fanout Buffer designed for SONET  
and Gigabit Ethernet applications and is a  
member of the HiperClockS™ family of High  
Performance Clock Solutions from IDT. The  
Crystal oscillator interface  
Output frequency range: 62.5MHz to 625MHz  
Crystal input frequency range: 15.625MHz to 25.5MHz  
output frequency can be set using the frequency select  
pins and a 25MHz crystal for Ethernet frequencies, or a  
19.44MHz crystal for SONET. The low phase noise character-  
istics of the ICS844256I make it an ideal clock for these  
demanding applications.  
RMS phase jitter at 125MHz, using a 25MHz crystal  
(1.875MHz to 20MHz): 0.48ps (typical)  
Full 3.3V or 3.3V core, 2.5V output supply mode  
-40°C to 85°C ambient operating temperature  
Available in both standard (RoHS 5) and lead-free (RoHS 6)  
packages  
SELECT FUNCTION TABLE  
Inputs  
Function  
FB_SEL N_SEL1 N_SEL0 M Divide N Divide  
M/N  
25  
12.5  
6.25  
5
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
25  
25  
25  
25  
32  
32  
32  
32  
1
2
4
5
1
2
4
8
32  
16  
8
4
BLOCK DIAGRAM  
PIN ASSIGNMENT  
Q0  
V
V
DDO  
Q3  
1
2
24  
23  
DDO  
nQ3  
Q4  
nQ0  
nQ2  
Q2  
3
4
22  
21  
Pullup  
PLL_BYPASS  
nQ4  
Q1  
nQ1  
Q1  
nQ0  
Q0  
5
6
7
20 Q5  
19  
18 N_SEL1  
nQ5  
1
0
nQ1  
Output  
Divider  
GND  
8
17  
XTAL_IN  
9
16  
15  
14  
13  
PLL_BYPASS  
GND  
Q2  
OSC  
PLL  
VDDA  
N_SEL0  
XTAL_OUT  
XTAL_IN  
10  
11  
12  
XTAL_OUT  
nQ2  
V
DD  
FB_SEL  
Q3  
ICS844256I  
24-Lead TSSOP, E-Pad  
4.40mm x 7.8mm x 0.90mm  
body package  
Feedback  
Divider  
nQ3  
Pulldown  
FB_SEL  
Q4  
G Package  
Top View  
Pullup  
nQ4  
N_SEL1  
Pullup  
N_SEL0  
Q5  
nQ5  
IDT/ ICSLVDS FREQUENCY SYNTHESIZER W/FANOUT BUFFER  
1
ICS844256BGI REV. A DECEMBER 21, 2007  

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