參數(shù)資料
型號(hào): ICS84330BV
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 700 MHz, OTHER CLOCK GENERATOR, PQCC28
封裝: 11.60 X 11.40 MM, 4.10 MM HEIGHT, MS-018, PLASTIC, LCC-28
文件頁數(shù): 3/19頁
文件大小: 247K
代理商: ICS84330BV
84330BV
www.icst.com/products/hiperclocks.html
REV. C MAY 16, 2006
11
Integrated
Circuit
Systems, Inc.
ICS84330
700MHZ, LOW JITTER, CRYSTAL-TO-3.3V
DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
The schematic of the ICS84330 layout example used in
this layout guideline is shown in Figure 7A. The ICS84330
recommended PCB board layout for this example is shown
in Figure 7B. This layout example is used as a general guide-
LAYOUT GUIDELINE
FIGURE 7A. SCHEMATIC OF RECOMMENDED LAYOUT
line. The layout in the actual system will depend on the se-
lected component types, the density of the components, the
density of the traces, and the stack up of the P.C. board.
M [8:0 ]= 0110010 00 (200)
N0
M5
RD0
1K
Zo = 50 Ohm
RD9
1K
RD6
1K
R3
50
RD1
1K
R7
10
C4
0.1u
VCCA
M2
M4
S P = S pace (i .e . not intsta lle d)
M3
VCC
C1
SP
M1
RD12
SP
M0
N[1:0] =0 0 (Divide by 2)
M8
M0
RU7
1K
RU12
1K
VCC
M8
RD10
SP
U1
ICS84330
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
27
26
25
24
23
22
21
28
VCCA
FREF_EXT
XTAL_SEL
X_IN
X_
O
U
T
OE
nP
_L
O
A
D
M0
M1
M2
M3
M4
M5
M6
M7
M8
N0
N1
VEE
T
EST
S_DATA
S_CLOCK
VC
C
FO
U
T
nF
O
U
T
VEE
VC
C
S_LOAD
M6
RD7
SP
RU8
SP
RU11
SP
Zo = 50 Ohm
VC
C
RD8
1K
RU9
SP
RU10
1K
N1
C11
0.01u
M1
N1
R1
50
M7
+
-
Fout = 200 M Hz
N2
C3
0.1uF
OE
RU0
SP
C2
SP
V CC=3.3V
R2
50
nP
L
oad
RU1
SP
M7
X1
16MHz, 18pF
OE
nP
LO
A
D
C16
10u
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