1707DI Ver la hoja de datos (PDF) - Integrated Circuit Systems
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1707DI Datasheet PDF : 7 Pages
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MK1707D
Low EMI Clock Generator
Pin Assignment
Spread Selection Table (MHz)
X1/ICLK 1
VDD 2
GND 3
CLK 4
8 X2
7 S1
6 S0
5 LEE
8 pin (150 mil) SOIC
Pin Descriptions
S1 S0
Pin 7 Pin 6
00
0M
01
10
1M
11
Spread
Direction
Center
Center
Center
Center
Center
Center
Spread (%) Input
Frequency
±1.15
±0.95
±1.9
±1.6
±1.9
±0.6
25-54
25-54
50-108
25-54
25-54
50-108
0 = connect to GND
M = unconnected (floating) has internal resistor
network Leave it open (unconnected)
1 = connect to VDD
Pin
Number
1
2
3
4
5
6
7
8
Pin
Name
X1/ICLK
VDD
GND
CLK
LEE
S0
S1
X2
Pin Type
Pin Description
Input
Power
Power
Output
Input
Input
Input
XO
Crystal connection. Connect crystal or clock input.
Connect to +3.3 V.
Connect to ground.
Spread spectrum clock output per table above.
Low EMI enable. Turns on spread spectrum when high. Internal pull-up
resistor. Disables the spread spectrum feature when low.
Function select input. Selects spread amount and direction per table above.
Internal mid-level.
Function select 1 input. Selects spread amount and direction per table
above. Internal mid-level.
Crystal connection. Leave unconnected for clock input.
MDS 1707D F
2
Revision 102804
Integrated Circuit Systems, Inc. ● 525 Race Street, San Jose, CA 95126 ● tel (408) 297-1201 ● www.icst.com
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