MK1707 データシートの表示（PDF） - Integrated Circuit Systems
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MK1707 Datasheet PDF : 6 Pages
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MK1707
Low EMI Clock Generator
Pin Assignment
Spread Direction and Percentage
Select Table
ICLK 1
VDD 2
GND 3
CLK 4
8 SD
7 S1
6 S0
5 LEE
8 pin (150 mil) SOIC
Pin Descriptions
SD S1 S0
Pin 8 Pin 7 Pin 6
0
0
0
0
0
M
0
0
1
0
M
0
0
M
M
0
M
1
0
1
0
0
1
M
0
1
1
1
0
0
1
0
M
1
0
1
1
M
0
1
M
M
1
M
1
1
1
0
1
1
M
1
1
1
Spread
Direction
Down
Down
Down
Down Center
Down
Down Center
Down Center
Down
Power Down
Center
Center
Center
Center
Center
Center
Test
Center
Power Down
0 = connect to GND
M = unconnected (floating)
1 = connect directly to VDD
Spread
Percentage (%)
0.6
0.8
1.25
+0.5, -1.5
2
+0.5, -2.5
+0.5, -3
5
-
±0.35
±0.5
±0.7
±0.8
±1.1
±1.4
Test
±2.5
-
Pin
Number
1
2
3
4
5
6
7
8
Pin
Name
ICLK
VDD
GND
CLK
LEE
S0
S1
SD
Pin Type
Pin Description
Input
Power
Power
Output
Input
Input
Input
Input
Connect to graphics input clock.
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.
Function select 0 input. Selects spread amount and direction per table above.
Internal mid-level.
Function select 1input. Selects spread amount and direction per table above.
Internal mid-level.
Spread direction select input. Selects the direction of spread per table above.
Internal pull-up resistor.
MDS 1707 G
2
Revision 032204
Integrated Circuit Systems, Inc. ● 525 Race Street, San Jose, CA 95126 ● tel (408) 297-1201 ● www.icst.com
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