参数资料
型号: MK2049-03SI
元件分类: 时钟产生/分配
英文描述: 49.152 MHz, OTHER CLOCK GENERATOR, PDSO20
封装: 0.300 INCH, SOIC-20
文件页数: 4/11页
文件大小: 136K
代理商: MK2049-03SI
MK2049-02/03
Communications Clock PLLs
MDS 2049-02/03 C
2
Revision 091801
Integrated Circuit Systems, Inc. 525 Race Street San Jose CA 95126 (408)295-9800tel www.icst.com
Pin Descriptions
Type:
XI, XO = crystal connections, I = Input, O = output, P = power supply connection, LF = loop filter
connections
Pin Assignment
20 pin (300 mil) SOIC
1
16
2
3
4
15
14
13
VDD
GND
X2
VDD
GND
5
6
7
8
12
11
10
9
FS3
X1
FS1
FS0
CAP1
ICLK
CLK3
CLK1
CLK2
18
17
19
20
VDD
FS2
GND
CAP2
RESET
Number
Name
Type Description
1
FS1
I
Frequency Select 1. Determines CLK input/outputs per tables on pages 4 & 5.
2
X2
XO
Crystal connection. Connect to a MHz crystal as shown in the tables on pages 4 & 5.
3
X1
XI
Crystal connection. Connect to a MHz crystal as shown in the tables on pages 4 & 5.
4
VDD
P
Connect to +5V.
5
VDD
P
Connect to +5V.
6
VDD
P
Connect to +5V.
7
GND
P
Connect to ground.
8
CLK2
O
Clock 2 output determined by status of FS3:0 per tables on pages 4 & 5.
9
CLK1
O
Clock 1 output determined by status of FS3:0 per tables on pages 4 & 5. Always 1/2 of CLK2.
10
CLK3
O
Clock 3 as shown in tables on pages 4 &5; typically recovered 8 kHz clock output.
11
FS2
I
Frequency Select 2. Determines CLK input/outputs per tables on pages 4 & 5.
12
FS3
I
Frequency Select 3. Determines CLK input/outputs per tables on pages 4 & 5.
13
ICLK
I
Input clock connection. Connect to 8 kHz backplane or MHz clock.
14
GND
P
Connect to ground.
15
VDD
P
Connect to +5V.
16
CAP1
LF
Connect the loop filter ceramic capacitors and resistor between this pin and CAP2.
17
GND
P
Connect to ground.
18
CAP2
LF
Connect the loop filter ceramic capacitors and resistor between this pin and CAP1.
19
RESET
I
Reset pin. Resets internal PLL when low. Outputs will stop low. Internal pull-up resistor.
20
FS0
I
Frequency Select 0. Determines CLK input/outputs per tables on pages 4 & 5.
相关PDF资料
PDF描述
MK2049-02SI 51.84 MHz, OTHER CLOCK GENERATOR, PDSO20
MK2049-11SITR 56 MHz, OTHER CLOCK GENERATOR, PDSO20
MK2049-11SITRLF 56 MHz, OTHER CLOCK GENERATOR, PDSO20
MK2049-11SITRLF 56 MHz, OTHER CLOCK GENERATOR, PDSO20
MK2049-11SI 56 MHz, OTHER CLOCK GENERATOR, PDSO20
相关代理商/技术参数
参数描述
MK2049-03SITR 制造商:ICS 制造商全称:ICS 功能描述:Communications Clock PLLs
MK2049-03STR 制造商:ICS 制造商全称:ICS 功能描述:Communications Clock PLLs
MK2049-34 制造商:ICS 制造商全称:ICS 功能描述:3.3 V Communications Clock PLL
MK2049-34A 制造商:ICS 制造商全称:ICS 功能描述:3.3 Volt Communications Clock VCXO PLL
MK2049-34SAI 功能描述:IC VCXO PLL CLK SYNTH 20-SOIC RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:- 标准包装:39 系列:- 类型:* PLL:带旁路 输入:时钟 输出:时钟 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 频率 - 最大:170MHz 除法器/乘法器:无/无 电源电压:2.375 V ~ 3.465 V 工作温度:0°C ~ 70°C 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:*