參數(shù)資料
型號(hào): ICS8543BGILF
元件分類: 時(shí)鐘及定時(shí)
英文描述: LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
封裝: 4.40 X 6.50 MM, 0.92 MM HEIGHT, MO-153, TSSOP-20
文件頁數(shù): 1/14頁
文件大?。?/td> 208K
代理商: ICS8543BGILF
8543BGI
www.icst.com/products/hiperclocks.html
REV. C JANUARY 5, 2004
1
Integrated
Circuit
Systems, Inc.
ICS8543I
LOW SKEW, 1-TO-4
DIFFERENTIAL-TO-LVDS FANOUT BUFFER
GENERAL DESCRIPTION
The ICS8543I is a low skew, high performance
1-to-4 Differential-to-LVDS Clock Fanout Buffer
and a member of the HiPerClockS family of
High Performance Clock Solutions from ICS.
Utilizing Low Voltage Differential Signaling
(LVDS) the ICS8543I provides a low power, low noise, solu-
tion for distributing clock signals over controlled impedances
of 100
. The ICS8543I has two selectable clock inputs. The
CLK, nCLK pair can accept most standard differential input
levels. The PCLK, nPCLK pair can accept LVPECL, CML, or
SSTL input levels. The clock enable is internally synchronized
to eliminate runt pulses on the outputs during asynchronous
assertion/deassertion of the clock enable pin.
Guaranteed output and part-to-part skew characteristics
make the ICS8543I ideal for those applications demanding
well defined performance and repeatability.
FEATURES
4 differential LVDS outputs
Selectable differential CLK, nCLK or LVPECL clock inputs
CLK, nCLK pair can accept the following differential
input levels: LVPECL, LVDS, LVHSTL, SSTL, HCSL
PCLK, nPCLK supports the following input types:
LVPECL, CML, SSTL
Maximum output frequency: 650MHz
Translates any single ended input signal to LVDS levels
with resistor bias on nCLK input
Output skew: 40ps (maximum)
Part-to-part skew: 600ps (maximum)
Propagation delay: 2.6ns (maximum)
3.3V operating supply
-40°C to 85°C ambient operating temperature
BLOCK DIAGRAM
PIN ASSIGNMENT
ICS8543I
20-Lead TSSOP
4.4mm x 6.5mm x 0.92mm body package
G Package
Top View
GND
CLK_EN
CLK_SEL
CLK
nCLK
PCLK
nPCLK
OE
GND
VDD
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
Q0
nQ0
VDD
Q1
nQ1
Q2
nQ2
GND
Q3
nQ3
HiPerClockS
ICS
OE
CLK
nCLK
PCLK
nPCLK
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
0
1
CLK_EN
CLK_SEL
D
Q
LE
相關(guān)PDF資料
PDF描述
ICS8543BGILFT LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS8543BGLFT LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS85454-01LF 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS85454-01LFT 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS85454-01T 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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