參數(shù)資料
型號(hào): ICS85211AMT
元件分類: 時(shí)鐘及定時(shí)
英文描述: LOW SKEW CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
封裝: 3.90 X 4.90 MM, 1.37 MM HEIGHT, SOIC-8
文件頁數(shù): 8/11頁
文件大?。?/td> 133K
代理商: ICS85211AMT
85211AM
www.icst.com/products/hiperclocks.html
REV. A JANUARY 3, 2003
6
Integrated
Circuit
Systems, Inc.
ICS85211
LOW SKEW, 1-TO-2
DIFFERENTIAL-TO-LVHSTL FANOUT BUFFER
PRELIMINARY
CLOCK INPUT INTERFACE
The CLK /nCLK accepts differential input signals of both V
SWING
and V
OH meet the VPP and VCMR input requirements. Figures 3 to 6
show interface examples for the ICS85211 clock input driven by
most common driver types. The input interfaces suggest here
are examples only. Please consult with the vendor of the driver
FIGURE 3. ICS85211 CLK/NCLK INPUT DRIVEN BY
HIPERCLOCKS LVHSTL DRIVER
1.8V
R2
50
Input
LVHSTL Driver
ICS
HiPerClockS
R1
50
LVHSTL
3.3V
Zo = 50 Ohm
HiPerClockS
CLK
nCLK
component to confirm the driver termination requirement. For ex-
ample in
Figure 3, the input termination applies for ICS
HiPerClockS LVHSTL drivers. If you are using an LVHSTL driver
from another vendor, use their termination recommendation.
FIGURE 4. ICS85211 CLK/NCLK INPUT DRIVEN BY
3.3V LVPECL DRIVER
FIGURE 5. ICS85211 CLK/NCLK INPUT DRIVEN BY
3.3V LVPECL DRIVER
3.3V
R1
50
R3
50
Zo = 50 Ohm
LVPECL
Zo = 50 Ohm
HiPerClockS
CLK
nCLK
3.3V
Input
R2
50
Zo = 50 Ohm
Input
HiPerClockS
CLK
nCLK
3.3V
R3
125
R2
84
Zo = 50 Ohm
3.3V
R4
125
LVPECL
R1
84
3.3V
Zo = 50 Ohm
R3
125
HiPerClockS
CLK
nCLK
3.3V
R5
100 - 200
3.3V
R2
84
3.3V
R6
100 - 200
Input
R5,R6 locate near the driver pin.
Zo = 50 Ohm
R1
84
R4
125
C2
LVPECL
C1
FIGURE 6. ICS85211 CLK/NCLK INPUT DRIVEN BY
3.3V LVPECL DRIVER WITH AC COUPLE
相關(guān)PDF資料
PDF描述
ICS85211AMLF LOW SKEW CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
ICS85211AM LOW SKEW CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
ICS85211BMI-03LN 85211 SERIES, LOW SKEW CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
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