参数资料
型号: SY54020ARMG
厂商: Micrel Inc
文件页数: 5/5页
文件大小: 0K
描述: IC CLK BUFFER 1:4 3.2GHZ 16-MLF
产品培训模块: High Bandwidth Product Overview
标准包装: 100
系列: Precision Edge®
类型: 扇出缓冲器(分配)
电路数: 1
比率 - 输入:输出: 1:4
差分 - 输入:输出: 是/是
输入: CML,LVDS,LVPECL
输出: CML
频率 - 最大: 3.2GHz
电源电压: 2.375 V ~ 2.625 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘,16-MLF?
供应商设备封装: 16-MLF?(3x3)
包装: 管件
产品目录页面: 1083 (CN2011-ZH PDF)
其它名称: 576-3496-5
ICS843004AG-125 REVISION A JUNE 3, 2009
9
2009 Integrated Device Technology, Inc.
ICS43004-125 Data Sheet
FEMTOCLOCK CRYSTAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER
R7
50
C6
0.01u
1 8 p F
C1
33pF
3.3V
C8
0.1uF
RU1
1K
C4
0.1uF
VCCA
C7
0.1uF
R3
133
C5
10uF
MR
To Logic
Input
pins
C2
27pF
Ro ~ 7 Ohm
Q1
Driv er_LVCMOS
Set Logic
Input to
'0'
VCC
R2
133
RU2
Not Install
+
-
VCCO
R4
82.5
VCC=3.3V
Zo = 50 Ohm
X1
25MHz
VCC
R1
10
R9
43
nPLL_SEL
R8
50
Set Logic
Input to
'1'
R6
50
Optional
Y-Termination
C3
0.1uF
VDD
Logic Control Input Examples
Zo = 50 Ohm
VCCO
VCC
RD1
Not Install
Zo = 50 Ohm
+
-
RD2
1K
Zo = 50 Ohm
U1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
nQ1
Q1
VC
C
O
Q0
nQ0
MR
n
P
LL
_S
E
L
nc
VC
C
A
nc
VC
C
nc
XT
AL
_
O
U
T
XT
AL
_
IN
VEE
RE
F
_
C
L
K
nX
T
A
L_
S
E
L
VC
C
VEE
nQ
3
Q3
VC
C
O
Q2
nQ
2
VCCO=3.3V
nXTAL_SEL
R5
82.5
VDD
To Logic
Input
pins
Zo = 50 Ohm
VCC
VCCO
LAYOUT GUIDELINE
Figure 5 shows an example of ICS843004-125 application
schematic. In this example, the device is operated at V
CC = VCCO =
3.3V. The 18pF parallel resonant 25MHz crystal is used. The C1=
33pF and C2 = 27pF are recommended for frequency accuracy.
For different board layout, the C1 and C2 may be slightly adjusted
FIGURE 5. ICS843004-01 SCHEMATIC EXAMPLE
for optimizing frequency accuracy. Two examples of LVPECL
terminations are shown in this schematic. Additional termination
approaches are shown in the LVPECL Termination Application
Note.
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相关代理商/技术参数
参数描述
SY54020ARMG TR 功能描述:缓冲器和线路驱动器 Low Voltage CML 1:4 Fanout Buffer RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel
SY54020ARMGTR 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:Low Voltage 1.2V/1.8V/2.5V CML 1:4 Fanout Buffer with /EN 3.2Gbps, 3.2GHz
SY54020R 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:Low Voltage 1.2V/1.8V/2.5V CML 1:4 Fanout Buffer with /EN and Fail-Safe Input 3.2Gbps, 2.5GHz
SY54020R_09 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:Low Voltage 1.2V/1.8V/2.5V CML 1:4 Fanout Buffer with /EN and Fail-Safe Input 3.2Gbps
SY54020RMG 功能描述:缓冲器和线路驱动器 Low Voltage CML 1:4 Fanout Buffer RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel