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ICS879893AYIT PDF预览

ICS879893AYIT

更新时间: 2024-09-30 19:58:15
品牌 Logo 应用领域
艾迪悌 - IDT 驱动逻辑集成电路
页数 文件大小 规格书
16页 187K
描述
PLL Based Clock Driver, 879893 Series, 12 True Output(s), 0 Inverted Output(s), PQFP48, 7 X 7 MM, 1.40 MM HEIGHT, MS-026, LQFP-48

ICS879893AYIT 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:QFP
包装说明:LFQFP, QFP48,.35SQ,20针数:48
Reach Compliance Code:not_compliantHTS代码:8542.39.00.01
风险等级:5.27其他特性:ALSO OPERATES AT 3.3V SUPPLY
系列:879893输入调节:MUX
JESD-30 代码:S-PQFP-G48JESD-609代码:e0
长度:7 mm逻辑集成电路类型:PLL BASED CLOCK DRIVER
最大I(ol):0.024 A湿度敏感等级:3
功能数量:1反相输出次数:
端子数量:48实输出次数:12
最高工作温度:85 °C最低工作温度:-40 °C
输出特性:3-STATE封装主体材料:PLASTIC/EPOXY
封装代码:LFQFP封装等效代码:QFP48,.35SQ,20
封装形状:SQUARE封装形式:FLATPACK, LOW PROFILE, FINE PITCH
峰值回流温度(摄氏度):240电源:2.5/3.3 V
Prop。Delay @ Nom-Sup:0.13 ns传播延迟(tpd):0.13 ns
认证状态:Not QualifiedSame Edge Skew-Max(tskwd):0.05 ns
座面最大高度:1.6 mm子类别:Clock Drivers
最大供电电压 (Vsup):2.625 V最小供电电压 (Vsup):2.375 V
标称供电电压 (Vsup):2.5 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn85Pb15)
端子形式:GULL WING端子节距:0.5 mm
端子位置:QUAD处于峰值回流温度下的最长时间:20
宽度:7 mm最小 fmax:200 MHz
Base Number Matches:1

ICS879893AYIT 数据手册

 浏览型号ICS879893AYIT的Datasheet PDF文件第2页浏览型号ICS879893AYIT的Datasheet PDF文件第3页浏览型号ICS879893AYIT的Datasheet PDF文件第4页浏览型号ICS879893AYIT的Datasheet PDF文件第5页浏览型号ICS879893AYIT的Datasheet PDF文件第6页浏览型号ICS879893AYIT的Datasheet PDF文件第7页 
ICS879893I  
Integrated  
Circuit  
Systems, Inc.  
LOW  
S
KEW, 1-TO-12 (IDCS)  
LVCMOS/LVTTL CLOCK  
GENERATOR  
FEATURES  
GENERAL DESCRIPTION  
• 12 LVCMOS/LVTTL outputs (2 banks of 6 outputs);  
1 QFB feedback clock output  
The ICS879893I is a PLL clock driver designed  
ICS  
specifically for redundant clock tree designs. The  
device receives two LVCMOS/LVTTL clock signals  
from which it generates 12 new LVCMOS/LVTTL  
clock outputs. External PLL feedback is used to  
also provide zero delay buffer performance.  
HiPerClockS™  
• Selectable CLK0 or CLK1 LVCMOS/LVTTL clock inputs  
• CLK0, CLK1 supports the following input types:  
LVCMOS, LVTTL  
• Automatically detects clock failure  
The ICS879893I Intelligent Dynamic Clock Switch (IDCS) cir-  
cuit continuously monitors both input CLK signals. Upon de-  
tection of a failure (CLK stuck HIGH or LOW for at least 1  
period), the nALARM for that CLK will be latched (LOW). If  
that CLK is the primary clock, the IDCS will switch to the  
good secondary clock and phase/frequency alignment will  
occur with minimal output phase disturbance.  
• IDCS on-chip intelligent dynamic clock switch  
• Maximum output frequency: 200MHz  
• Output skew: 50ps (maximum), within bank  
• Cycle-to-cycle (FSEL3=0, VDD=3.3V 5ꢀ): 150ps (maximum)  
• Smooth output phase transition during clock failover switch  
• Full 3.3V or 2.5V operating supply  
• -40°C to 85°C ambient operating temperature  
SIMPLIFIED BLOCK DIAGRAM  
PIN ASSIGNMENT  
nOE/MR  
FSEL FSEL FSEL  
0
1
2
QA  
÷2  
0
0
0
36 35 34 33 32 31 30 29 28 27 26 25  
CLK0  
CLK1  
1
0
0
0
0
1
1
1
1
0
1
1
0
0
1
1
1
0
1
0
1
0
1
÷2  
÷2  
÷4  
÷2  
÷16  
÷8  
0
1
GND  
QA0  
QA1  
37  
38  
39  
40  
41  
42  
43  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
GND  
QB0  
QB1  
REF  
QA0:QA5  
QB0:QB5  
D Q  
D Q  
PLL  
VCO Range  
240MHz-500MHz  
FB  
FB  
V
DD  
V
DD  
ICS879893I  
48-Pin LQFP  
7mm x 7mm x 1.4mm  
body package  
÷4  
GND  
QA2  
QA3  
GND  
QB2  
QB3  
REF_SEL  
nMAN/A  
nALARM_RST  
0
1
IDCS  
÷
2
V
DD  
V
DD  
44  
45  
46  
FSEL FSEL FSEL  
0
Y Package  
Top View  
1
2
QA  
GND  
QA4  
QA5  
GND  
QB4  
QB5  
nPLL_EN  
0
0
0
÷16  
0
0
0
1
1
1
1
0
1
1
0
0
1
1
1
0
1
0
1
0
1
÷8  
÷6  
÷8  
÷4  
÷16  
÷8  
47  
48  
1
QFB  
D Q  
V
DD  
V
DD  
2 3 4 5 6 7 8 9 10 11 12  
÷4  
FSEL[0:2]  
FSEL3  
nALARM0  
nALARM1  
CLK_IND  
879893AYI  
www.icst.com/products/hiperclocks.html  
REV. A FEBRUARY 10, 2005  
1

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