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83940BY PDF预览

83940BY

更新时间: 2024-01-10 04:19:54
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
13页 129K
描述
Low Skew Clock Driver, 83940 Series, 18 True Output(s), 0 Inverted Output(s), PQFP32, 7 X 7 MM, 1.40 MM HEIGHT, MS-026BBA, LQFP-32

83940BY 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:QFP
包装说明:LQFP, QFP32,.35SQ,32针数:32
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.15
系列:83940输入调节:DIFFERENTIAL MUX
JESD-30 代码:S-PQFP-G32JESD-609代码:e0
长度:7 mm逻辑集成电路类型:LOW SKEW CLOCK DRIVER
最大I(ol):0.02 A湿度敏感等级:3
功能数量:1反相输出次数:
端子数量:32实输出次数:18
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:LQFP
封装等效代码:QFP32,.35SQ,32封装形状:SQUARE
封装形式:FLATPACK, LOW PROFILE峰值回流温度(摄氏度):240
电源:2.5/3.3 VProp。Delay @ Nom-Sup:4.6 ns
传播延迟(tpd):4.6 ns认证状态:Not Qualified
Same Edge Skew-Max(tskwd):0.2 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:COMMERCIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:GULL WING
端子节距:0.8 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
Base Number Matches:1

83940BY 数据手册

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ICS83940  
Low Skew, 1-to-18 LVPECL-to-  
LVCMOS/LVTTL Fanout Buffer  
PRODUCT DISCONTINUATION NOTICE - LAST TIME BUY EXPIRES JANUARY 27, 2015  
GENERAL DESCRIPTION  
FEATURES  
The ICS83940 is a low skew, 1-to-18 LVPECL-to-LVCMOS/  
LVTTL Fanout Buffer. The ICS83940 has twoselectable  
clock inputs. The PCLK, nPCLK pair can accept LVPECL,  
CML, or SSTL input levels. The LVCMOS_CLK can accept  
LVCMOS or LVTTL input levels. The low impedance  
LVCMOS/LVTTL outputs are designed to drive 50Ω series  
or parallel terminated transmission lines.  
Eighteen LVCMOS/LVTTL outputs, 16Ω typical output  
impedance  
Selectable LVCMOS_CLK or LVPECL clock inputs  
PCLK, nPCLK supports the following input types:  
LVPECL, CML, SSTL  
LVCMOS_CLK accepts the following input levels:  
LVCMOS or LVTTL  
The ICS83940 is characterized at full 3.3V, full 2.5V and  
mixed 3.3V input and 2.5V output operating supply modes.  
Guaranteed output and part-to-part skew characteristics  
make the ICS83940 ideal for those clock distribution  
applications demanding well defined performance and  
repeatability.  
Maximum output frequency: 250MHz  
Output skew: 150ps (maximum)  
Part to part skew: 750ps (maximum)  
Full 3.3V or 2.5V supply modes  
0°C to 70°C ambient operating temperature  
Industrial temperature information available upon request  
Lead-Free package fully RoHS compliant  
For New Designs Use: 83940DYLF or 83940DYILF  
BLOCK DIAGRAM  
PIN ASSIGNMENT  
32 31 30 29 28 27 26 25  
CLK_SEL  
Q6  
Q7  
Q8  
1
2
3
4
5
6
7
8
24  
23  
22  
21  
20  
19  
18  
17  
GND  
GND  
PCLK  
0
nPCLK  
18  
Q0:Q17  
LVCMOS_CLK  
CLK_SEL  
PCLK  
1
LVCMOS_CLK  
V
DD  
ICS83940  
Q9  
Q10  
Q11  
GND  
nPCLK  
VDD  
V
DDO  
9
10 11 12 13 14 15 16  
32-Lead LQFP  
7mm x 7mm x 1.4mm package body  
Y Pacakge  
Top View  
83940BY  
www.idt.com  
REV. B JANUARY 31, 2014  
1

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