ICS501 Datasheet, PDF (2/6 Pages) Integrated Circuit Systems – LOCO PLL CLOCK MULTIPLIER

ICS501
LOCO™ PLL Clock Multiplier
Pin Assignment
Clock Output Table
X1/ICLK 1
VDD 2
GND 3
S1 4
8 X2
7 OE
6 S0
5 CLK
8 Pi n ( 150 mi l ) SOI C
S1 S0
00
0M
01
M0
MM
M1
10
1M
11
CLK
4X input
5.3125X input
5X input
6.25X input
2X input
3.125X input
6X input
3X input
8X input
Minimum Input
per page 4
20 MHz
per page 4
4 MHz
per page 4
8 MHz
per page 4
per page 4
per page 4
0 = connect directly to ground
1 = connect directly to VDD
M = leave unconnected (floating)
Common Output Frequency Examples (MHz)
Output
20
24
30
32 33.33 37.5 40
48
50
60 62.5
Input
10
12
10
16 16.66 12
10
12 16.66 10 20
Selection (S1, S0) M, M M, M 1, M M, M M, M M, 1 0, 0 0, 0 1, M 1, 0 M, 1
Output
64 66.66 72
75
80 83.33 90 100 106.25 120 125
Input
16 16.66 12
12
10 16.66 15
20
20
15 20
Selection (S1, S0) 0, 0 0, 0 1, 0 M, 0 1, 1 0, 1 1, 0 0, 1 0, M 1, 1 M, 0
Pin Descriptions
Pin
Pin
Number Name
1
XI/ICLK
2
VDD
3
GND
4
S1
5
CLK
6
S0
7
OE
8
X2
Pin
Type
Input
Power
Power
Tri-level Iinput
Output
Tri-level Input
Input
Output
Pin Description
Crystal connection or clock input.
Connect to +3.3 V or +5 V.
Connect to ground.
Select 1 for output clock. Connect to GND or VDD or float.
Clock output per table above.
Select 0 for output clock. Connect to GND or VDD or float.
Output enable. Tri-states CLK output when low. Internal pull-up.
Crystal connection. Leave unconnected for clock input.
MDS 501 K
2
Revision 071304
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