参数资料
型号: ICS83940DYT
元件分类: 时钟及定时
英文描述: LOW SKEW CLOCK DRIVER, 18 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封装: 7 X 7 MM, 1.40 MM HEIGHT, MS-026, LQFP-32
文件页数: 3/15页
文件大小: 307K
代理商: ICS83940DYT
83940DY
www.icst.com/products/hiperclocks.html
REV. B JUNE 15, 2004
11
Integrated
Circuit
Systems, Inc.
ICS83940D
LOW SKEW, 1-TO-18
LVPECL-TO-LVCMOS / LVTTL FANOUT BUFFER
LVPECL CLOCK INPUT INTERFACE
The PCLK /nPCLK accepts LVPECL, CML, SSTL and other
differential signals. Both V
SWING and VOH must meet the VPP
and V
CMR input requirements. Figures 2A to 2F show interface
examples for the HiPerClockS PCLK/nPCLK input driven by
the most common driver types. The input interfaces suggested
here are examples only. If the driver is from another vendor,
use their termination recommendation. Please consult with
the vendor of the driver component to confirm the driver ter-
mination requirements.
FIGURE 2A.
HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY AN
OPEN COLLECTOR CML DRIVER
FIGURE 2B. HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY A
BUILT-IN PULLUP CML DRIVER
FIGURE 2C. HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY A
3.3V LVPECL DRIVER
FIGURE 2F.
HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY A
3.3V LVDS DRIVER
PCLK/nPCLK
2.5V
Zo = 60 Ohm
SSTL
HiPerClockS
PCLK
nPCLK
R2
120
3.3V
R3
120
Zo = 60 Ohm
R1
120
R4
120
2.5V
FIGURE 2E.
HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY AN
SSTL DRIVER
HiPerClockS
PCLK
nPCLK
PCLK/nPCLK
3.3V
R2
50
R1
50
3.3V
Zo = 50 Ohm
CML
3.3V
Zo = 50 Ohm
3.3V
HiPerClockS
PCLK
nPCLK
R2
84
R3
125
Input
Zo = 50 Ohm
R4
125
R1
84
LVPECL
3.3V
Zo = 50 Ohm
C2
R2
1K
R5
100
Zo = 50 Ohm
3.3V
C1
R3
1K
LVDS
R4
1K
HiPerClockS
PCLK
nPCLK
R1
1K
Zo = 50 Ohm
3.3V
PC L K /n PC LK
3.3V
R5
100 - 200
3.3V
HiPerClockS
PCLK
nPCLK
R1
125
PCLK/nPCLK
R2
125
R3
84
C1
C2
Zo = 50 Ohm
R4
84
Zo = 50 Ohm
R6
100 - 200
3.3V LVPECL
FIGURE 2D. HIPERCLOCKS PCLK/nPCLK INPUT DRIVEN
BY A
3.3V LVPECL DRIVER WITH AC COUPLE
3.3V
CML Built-In Pullup
R1
100
PCLK
nPCLK
HiPerClockS
PCLK/nPCLK
Zo = 50 Ohm
相关PDF资料
PDF描述
ICS83940LYILFT LOW SKEW CLOCK DRIVER, 18 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS83948AY-147 LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS83948AY-147LFT LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS83948AY-147 LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS83948AYI-01T LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
相关代理商/技术参数
参数描述
ICS83940I-01 制造商:ICS 制造商全称:ICS 功能描述:LOW SKEW, 1-TO-18 LVPECL-TO-LVCMOS / LVTTL FANOUT BUFFER
ICS83947AI147 制造商:ICS 制造商全称:ICS 功能描述:LOW SKEW, 1-TO-9 LVCMOS/LVTTL FANOUT BUFFER
ICS83947AYI 制造商:ICS 制造商全称:ICS 功能描述:LOW SKEW, 1-TO-9 LVCMOS FANOUT BUFFER
ICS83947AYI-147 制造商:ICS 制造商全称:ICS 功能描述:LOW SKEW, 1-TO-9 LVCMOS/LVTTL FANOUT BUFFER
ICS83947AYI-147LF 功能描述:IC CLOCK BUFFER MUX 2:9 32-LQFP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器,驱动器 系列:HiPerClockS™ 产品培训模块:High Bandwidth Product Overview 标准包装:1,000 系列:Precision Edge® 类型:扇出缓冲器(分配) 电路数:1 比率 - 输入:输出:1:4 差分 - 输入:输出:是/是 输入:CML,LVDS,LVPECL 输出:CML 频率 - 最大:2.5GHz 电源电压:2.375 V ~ 2.625 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:16-VFQFN 裸露焊盘,16-MLF? 供应商设备封装:16-MLF?(3x3) 包装:带卷 (TR)