參數(shù)資料
型號(hào): ICS843004AGI-04LFT
元件分類(lèi): 時(shí)鐘產(chǎn)生/分配
英文描述: 680 MHz, OTHER CLOCK GENERATOR, PDSO24
封裝: 4.40 X 7.80 MM, 0.92 MM HEIGHT, ROHS COMPLIANT, MO-153, TSSOP-24
文件頁(yè)數(shù): 1/14頁(yè)
文件大小: 184K
代理商: ICS843004AGI-04LFT
843004AGI-04
www.icst.com/products/hiperclocks.html
REV. A FEBRUARY 15, 2006
1
Integrated
Circuit
Systems, Inc.
ICS843004I-04
FEMTOCLOCKS CRYSTAL/LVCMOS-TO-
3.3V LVPECL FREQUENCY SYNTHESIZER
0
1
Phase
Detector
VCO
M = ÷32
OSC
÷4
÷1
0
1
0
1
0
1
0
1
GENERAL DESCRIPTION
The ICS843004I-04 is a 4 output LVPECL
Synthesizer optimized to generate clock
frequencies for a variety of high performance
applications and is a member of the
HiPerClocksTM family of high perfor mance
clock solutions from ICS. This device can select its input
reference clock from either a crystal input or a single-
ended clock signal. It can be configured to generate 4
outputs with individually selectable divide-by-one or
divide-by-four function via the 4 frequency select pins
(F_SEL[3:0]). The ICS843004I-04 uses ICS’ 3 rd
generation low phase noise VCO technology and can
achieve 1ps or lower typical r ms phase jitter. This
ensures that it will easily meet clocking requirements
for SDH (STM-1/STM-4/STM-16) and SONET (OC-3/
OC12/OC-48). This device is suitable for multi-rate and
multiple por t line card applications. The ICS843004I-04
is conveniently packaged in a small 24-pin TSSOP
package.
FEATURES
Four LVPECL outputs
Selectable crystal oscillator interface
or LVCMOS/LVTTL single-ended input
Supports the following applications: SONET/SDH, SATA,
or 10Gb Ethernet
Output frequency range: 140MHz - 170MHz,
560MHz - 680MHz
VCO range: 560MHz - 680MHz
Crystal oscillator and CLK range: 17.5MHz - 21.25MHz
RMS phase jitter @ 622.08MHz output, using a 19.44MHz
crystal (12kHz - 20MHz): 0.82ps (typical)
RMS phase jitter @ 156.25MHz output, using a 19.53125MHz
crystal (1.875MHz - 20MHz): 0.57ps (typical)
RMS phase jitter @ 155.52MHz output, using a 19.44MHz
crystal (12kHz - 20MHz): 0.94ps (typical)
Full 3.3V supply mode
-40°C to 85°C ambient operating temperature
Available in both standard and lead-free RoHS compliant
packages
HiPerClockS
ICS
PIN ASSIGNMENT
ICS843004I-04
24-Lead TSSOP
4.40mm x 7.8mm x 0.92mm
package body
G Package
Top View
nQ1
Q1
VCCo
Q0
nQ0
MR
F_SEL3
nc
VCCA
F_SEL0
VCC
F_SEL1
1
2
3
4
5
6
7
8
9
10
11
12
nQ2
Q2
VCCO
Q3
nQ3
VEE
F_SEL2
INPUT_SEL
CLK
VEE
XTAL_IN
XTAL_OUT
24
23
22
21
20
19
18
17
16
15
14
13
BLOCK DIAGRAM
CLK
INPUT_SEL
MR
F_SEL0
F_SEL1
F_SEL2
F_SEL3
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
Pulldown
Pullup
XTAL_IN
XTAL_OUT
相關(guān)PDF資料
PDF描述
ICS843004AGI 226.66 MHz, OTHER CLOCK GENERATOR, PDSO24
ICS843004AGILF 226.66 MHz, OTHER CLOCK GENERATOR, PDSO24
ICS843011AGLF 113.33 MHz, OTHER CLOCK GENERATOR, PDSO8
ICS843011AM-01LF 113.33 MHz, OTHER CLOCK GENERATOR, PDSO8
ICS843011AM-01 113.33 MHz, OTHER CLOCK GENERATOR, PDSO8
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參數(shù)描述
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ICS843004AGIT 制造商:ICS 制造商全稱(chēng):ICS 功能描述:FEMTOCLOCKS-TM CRYSTAL-TO- 3.3V, 2.5V LVPECL FREQUENCY SYNTHESIZER
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