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844256BGT PDF预览

844256BGT

更新时间: 2024-01-18 23:06:08
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 350K
描述
Clock Generator, 622.08MHz, PDSO24, 4.40 X 7.80 MM, 0.92 MM HEIGHT, MO-153, TSSOP-24

844256BGT 技术参数

是否无铅:含铅是否Rohs认证:不符合
生命周期:End Of Life零件包装代码:TSSOP
包装说明:TSSOP,针数:24
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.19
Is Samacsys:NJESD-30 代码:R-PDSO-G24
JESD-609代码:e0长度:7.8 mm
端子数量:24最高工作温度:70 °C
最低工作温度:最大输出时钟频率:622.08 MHz
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
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
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

844256BGT 数据手册

 浏览型号844256BGT的Datasheet PDF文件第1页浏览型号844256BGT的Datasheet PDF文件第3页浏览型号844256BGT的Datasheet PDF文件第4页浏览型号844256BGT的Datasheet PDF文件第5页浏览型号844256BGT的Datasheet PDF文件第6页浏览型号844256BGT的Datasheet PDF文件第7页 
ICS844256  
FEMTOCLOCKS™ CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER W/INTEGRATED FANOUT BUFFER  
TABLE 1. PIN DESCRIPTIONS  
Number  
1, 2  
Name  
VDDO  
Type  
Description  
Power  
Output  
Output  
Output  
Output supply pins.  
3, 4  
nQ2, Q2  
nQ1, Q1  
nQ0, Q0  
Differential output pair. LVDS interface levels.  
Differential output pair. LVDS interface levels.  
Differential output pair. LVDS interface levels.  
5, 6  
7, 8  
Selects between the PLL and crystal inputs as the input to the dividers.  
When LOW, selects PLL. When HIGH, selects XTAL_IN, XTAL_OUT.  
LVCMOS / LVTTL interface levels.  
9
PLL_BYPASS  
Input  
Pullup  
10  
11  
12  
VDDA  
VDD  
Power  
Power  
Analog supply pin.  
Core supply pin.  
FB_SEL  
Input Pulldown Feedback frequency select pin. LVCMOS/LVTTL interface levels.  
13,  
14  
15,  
18  
XTAL_IN,  
XTAL_OUT  
N_SEL0  
Crystal oscillator interface. XTAL_IN is the input.  
XTAL_OUT is the output.  
Input  
Input  
Pullup  
Output frequency select pin. LVCMOS/LVTTL interface levels.  
N_SEL1  
16, 17  
19, 20  
21, 22  
23, 24  
GND  
Power supply ground.  
nQ5, Q5  
nQ4, Q4  
nQ3, Q3  
Output  
Output  
Output  
Differential output pair. LVDS interface levels.  
Differential output pair. LVDS interface levels.  
Differential output pair. LVDS interface levels.  
NOTE: Pullup and Pulldown refer to internal input resistors. See Table 2, Pin Characteristics, for typical values.  
TABLE 2. PIN CHARACTERISTICS  
Symbol  
CIN  
Parameter  
Test Conditions  
Minimum Typical Maximum Units  
Input Capacitance  
Input Pullup Resistor  
4
pF  
kΩ  
kΩ  
RPULLUP  
51  
51  
RPULLDOWN Input Pulldown Resistor  
IDT/ ICSLVDS FREQUENCY SYNTHESIZER W/FANOUT BUFFER  
2
ICS844256BG REV. A NOVEMBER 7, 2008  

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