参数资料
型号: ICS858020AKLFT
元件分类: 时钟及定时
英文描述: 858020 SERIES, LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
封装: ROHS COMPLIANT, 3 X 3 MM, 0.95 MM HEIGHT, MO-220, VFQFN-16
文件页数: 11/13页
文件大小: 216K
代理商: ICS858020AKLFT
858020AK
www.icst.com/products/hiperclocks.html
REV. A APRIL 24, 2006
7
Integrated
Circuit
Systems, Inc.
ICS858020
LOW SKEW, 1-TO-4
DIFFERENTIAL-TO-CML FANOUT BUFFER
LVPECL INPUT WITH BUILT-IN 50
Ω
Ω TERMINATION INTERFACE (2.5V)
The IN/nIN with built-in 50
Ω terminations accepts LVDS,
LVPECL, LVHSTL, CML, SSTL and other differential signals.
Both VSWING and VOH must meet the V
IH and VIL input require-
ments. Figures 1A to 1D show interface examples for the
HiPerClockS IN/nIN input with built-in 50
Ω terminations driven
by the most common driver types. The input interfaces sug-
gested here are examples only. If the driver is from another
vendor, use the termination they recommend. Please consult
with the vendor of the driver component to confirm the driver
termination requirements.
APPLICATION INFORMATION
FIGURE 1A. HIPERCLOCKS IN/nIN INPUT WITH
BUILT-IN 50
Ω
Ω DRIVEN BY AN LVDS DRIVER
FIGURE 1B. HIPERCLOCKS IN/nIN INPUT WITH
BUILT-IN 50
Ω
Ω DRIVEN BY AN LVPECL DRIVER
IN
nIN
VT
2.5V
LVDS
3.3V or 2.5V
Zo = 50 Ohm
Receiver
With
Built-In
50 Ohm
Zo = 50 Ohm
Receiver
With
Built-In
50 Ohm
Zo = 50 Ohm
IN
nIN
VT
2.5V
R1
18
2.5V LVPECL
FIGURE 1E. HIPERCLOCKS IN/nIN INPUT WITH
BUILT-IN 50
Ω
Ω DRIVEN BY AN SSTL DRIVER
FIGURE 1C. HIPERCLOCKS IN/nIN INPUT WITH
BUILT-IN 50
Ω
Ω DRIVEN BY AN OPEN COLLECTOR
CML DRIVER
FIGURE 1D. HIPERCLOCKS IN/nIN INPUT WITH
BUILT-IN 50
Ω
Ω DRIVEN BY A CML DRIVER
WITH
BUILT-IN 50
Ω
Ω PULLUP
Zo = 50 Ohm
2.5V
Zo = 50 Ohm
IN
nIN
VT
Receiver
With
Built-In
50 Ohm
2.5V
CML - Open Collector
IN
nIN
VT
Receiver
With
Built-In
50 Ohm
2.5V
Zo = 50 Ohm
CML - Built-in 50 Ohm Pull-up
2.5V
SSTL
R1
25
R2
25
IN
VT
nIN
Receiver With Built-In 50
Ω
Zo = 50 Ohm
相关PDF资料
PDF描述
ICS86004BGI 86004 SERIES, PLL BASED CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO16
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