參數(shù)資料
型號: ICS345RP
元件分類: XO, clock
英文描述: 200 MHz, OTHER CLOCK GENERATOR, PDSO20
封裝: 0.150 INCH, SSOP-20
文件頁數(shù): 2/7頁
文件大小: 156K
代理商: ICS345RP
Triple PLL Field Programmable SS VersaClock Synthesizer
MDS 345 H
2
Revision 092105
Integrated Circuit Systems, Inc.
525 Race Street, San Jose, CA 95126 tel (408) 297-1201 www.icst.com
ICS345
Pin Assignment
Pin Descriptions
16
1
15
2
14
X1/ICLK
X2
3
13
S0
4
12
S1
VDD
5
11
CLK9
6
PDTS
7
VDD
8
GND
S2
VDD
GND
CLK1
CLK5
CLK2
CLK6
9
10
CLK3
CLK7
CLK4
CLK8
20
19
18
17
20-pin (150 mil) SSOP (QSOP)
Pin
Number
Pin
Name
Pin
Type
Pin Description
1
X1/ICLK
XI
Crystal input. Connect this pin to a crystal or external input clock.
2
S0
Input
Select pin 0. Internal pull-up resistor.
3
S1
Input
Select pin 1. Internal pull-up resistor.
4
CLK9
Output
Output clock 9. Weak internal pull-down when tri-state.
5VDD
Power
Connect to +3.3 V.
6
GND
Power
Connect to ground.
7
CLK1
Output
Output clock 1. Weak internal pull-down when tri-state.
8
CLK2
Output
Output clock 2. Weak internal pull-down when tri-state.
9
CLK3
Output
Output clock 3. Weak internal pull-down when tri-state.
10
CLK4
Output
Output clock 4. Weak internal pull-down when tri-state.
11
CLK8
Output
Output clock 8. Weak internal pull-down when tri-state.
12
CLK7
Output
Output clock 7. Weak internal pull-down when tri-state.
13
CLK6
Output
Output clock 6. Weak internal pull-down when tri-state.
14
CLK5
Output
Output clock 5. Weak internal pull-down when tri-state.
15
GND
Power
Connect to ground.
16
VDD
Power
Connect to +3.3 V.
17
S2
Input
Select pin 2. Internal pull-up resisitor.
18
PDTS
Input
Power-down tri-state. Powers down entire chip and tri-states clock outputs
when low. Internal pull-up resisitor.
19
VDD
Power
Connect to +3.3 V.
20
X2
XO
Crystal Output. Connect this pin to a crystal. Float for clock input.
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