參數(shù)資料
型號: ICS84325EM
元件分類: XO, clock
英文描述: 250 MHz, OTHER CLOCK GENERATOR, PDSO24
封裝: 15.33 X 7.50 MM, 2.30 MM HEIGHT, MS-013, MO-119, SOIC-24
文件頁數(shù): 1/15頁
文件大小: 275K
代理商: ICS84325EM
84325EM
www.icst.com/products/hiperclocks.html
REV. B OCTOBER 11, 2004
1
Integrated
Circuit
Systems, Inc.
ICS84325
CRYSTAL-TO-3.3V LVPECL
FREQUENCY SYNTHESIZER WITH FANOUT BUFFER
GENERAL DESCRIPTION
The ICS84325 is a Crystal-to-3.3V LVPECL
Frequency Synthesizer with Fanout Buffer and a
member of the HiPerClockS family of High
Performance Clock Solutions from ICS. The
output frequency can be programmed using
frequency select pins. The low phase noise characteristics
of the ICS84325 make it an ideal clock source for Fibre
Channel 1, Fibre Channel 2, Infiniband and Gigabit
Ethernet applications.
BLOCK DIAGRAM
PIN ASSIGNMENT
FEATURES
6 differential 3.3V LVPECL outputs
Crystal oscillator interface
Output frequency range: 106.25MHz to 250MHz
Crystal input frequency: 25MHz and 25.5MHz
Output skew: 60ps (maximum)
RMS phase jitter at 212.5MHz, using a 25.5MHz crystal
(637KHz to 10MHz): 2.76ps
Phase noise: Typical at 212.5MHz
Offset
Noise Power
100Hz ................. -92 dBc/Hz
1KHz ................. -112 dBc/Hz
10KHz ................. -120 dBc/Hz
100KHz ................. -122 dBc/Hz
3.3V supply voltage
0°C to 70°C ambient operating temperature
Lead-Free package available.
Industrial temperature information available upon request
HiPerClockS
ICS
Q0:Q5
ICS84325
24-Lead, 300-MIL SOIC
7.5mm x 15.33mm x 2.3mm body package
M Package
Top View
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
Q4
nQ4
Q5
nQ5
VCCO
F_SEL0
F_SEL1
MR
XTAL1
XTAL2
VEE
VCCA
VCC
PLL_SEL
VEE
VCCO
PLL
Feedback
Divider
OSC
Output
Divider
0
1
6/
XTAL1
XTAL2
F_SEL1
PLL_SEL
MR
F_SEL0
nQ0:nQ5
FUNCTION TABLE
s
t
u
p
n
IL
A
T
Xy
c
n
e
u
q
e
r
F
t
u
p
t
u
O
R
M1
L
E
S
_
F0
L
E
S
_
FT
U
O
_
F
1X
X
W
O
L
00
0
z
H
M
5
.
5
2z
H
M
5
2
.
6
0
1
00
1
z
H
M
5
.
5
2z
H
M
5
.
2
1
2
01
0
z
H
M
5
2z
H
M
5
2
1
01
1
z
H
M
5
2z
H
M
0
5
2
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
相關PDF資料
PDF描述
ICS84427BM 625 MHz, OTHER CLOCK GENERATOR, PDSO24
ICS601G-21IT 220 MHz, OTHER CLOCK GENERATOR, PDSO16
IBM25PPC405GPR3DB266Z 32-BIT, 266 MHz, RISC PROCESSOR, PBGA456
ICS950219YFLF-T 200.4 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
IBM25PPC750GXEBB2532T 32-BIT, 800 MHz, RISC PROCESSOR, CBGA292
相關代理商/技術參數(shù)
參數(shù)描述
ICS84325EMLN 制造商:ICS 制造商全稱:ICS 功能描述:CRYSTAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER WITH FANOUT BUFFER
ICS84325EMLNT 制造商:ICS 制造商全稱:ICS 功能描述:CRYSTAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER WITH FANOUT BUFFER
ICS84325EMT 制造商:ICS 制造商全稱:ICS 功能描述:CRYSTAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER WITH FANOUT BUFFER
ICS84326 制造商:ICS 制造商全稱:ICS 功能描述:CRYSTAL-TO-3.3V LVPECL SERIAL ATTACHED SCSI CLOCK SYNTHESIZER/FANOUT BUFFER
ICS84326AM 制造商:ICS 制造商全稱:ICS 功能描述:CRYSTAL-TO-3.3V LVPECL SERIAL ATTACHED SCSI CLOCK SYNTHESIZER/FANOUT BUFFER