參數(shù)資料
型號(hào): ICS84314AY
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 350 MHz, OTHER CLOCK GENERATOR, PQFP32
封裝: 7 X 7 MM, 1.40 MM HEIGHT, MS-026, LQFP-32
文件頁(yè)數(shù): 3/18頁(yè)
文件大小: 222K
代理商: ICS84314AY
84314AY
www.icst.com/products/hiperclocks.html
REV. C JANUARY 27, 2005
11
Integrated
Circuit
Systems, Inc.
ICS84314
350MHZ, CRYSTAL-TO-3.3V/2.5V LVPECL
FREQUENCY SYNTHESIZER W/FANOUT BUFFER
The schematic of the ICS84314 layout example used in this layout
guideline is shown in
Figure 6A.The ICS84314 recommended PCB
board layout for this example is shown in
Figure 6B. This layout
example is used as a general guideline. The layout in the actual
LAYOUT GUIDELINE
FIGURE 6A. SCHEMATIC OF 3.3V/3.3V RECOMMENDED LAYOUT
system will depend on the selected component types, the density
of the components, the density of the traces, and the stack up of
the P.C. board.
R5
50
Logic Input Pin Examples
Zo = 50 Ohm
C2
VC
C
U3
ICS84314
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
32
31
30
29
28
27
26
25
M4
M5
M6
M7
M8
VEE
VCC
VCCO
Q0
nQ
0
Q1
nQ
1
Q2
nQ
2
Q3
nQ
3
VCCO
MR
S_CLOCK
S_DATA
S_LOAD
VCCA
XTAL_SEL
TEST_CLK
M3
M2
M1
M0
VC
O
_
SEL
nP
_LO
A
D
XT
AL
2
XT
AL
1
RD1
Not Install
R3
50
Zo = 50 Ohm
C16
10u
+
-
VCC
C11
0.01u
VCC
R4
50
C5
0.1u
To Logic
Input
pins
Zo = 50 Ohm
C7 (Option)
0.1u
C1
C6 (Option)
0.1u
VCC
Set Logic
Input to
'0'
+
-
R2
50
To Logic
Input
pins
C3
0.1u
Set Logic
Input to
'1'
VCCA
VCC=3.3V
VCC
RU1
1K
RU2
Not Install
R1
50
X1
R6
50
C4
0.1u
RD2
1K
R7
10
VC
C
Zo = 50 Ohm
相關(guān)PDF資料
PDF描述
ICS84314AYLFT 350 MHz, OTHER CLOCK GENERATOR, PQFP32
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