ICS501
LOCO™ PLL CLOCK MULTIPLIER
CLOCK MULTIPLIER
Pin Assignment
Clock Output Table
S1 S0
0
0
M
1
0
M
1
0
M
1
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 5
20 MHz
per page 5
4 MHz
per page 5
8 MHz
per page 5
per page 5
per page 5
X1/ I CLK
VDD
GND
S1
1
2
3
4
8
7
6
5
X2
OE
S0
CLK
0
0
M
M
M
1
1
1
8 Pi n ( 150 mi l ) SOI C
0 = connect directly to ground
1 = connect directly to VDD
M = leave unconnected (floating)
Common Output Frequency Examples (MHz)
Output
Input
Selection (S1, S0)
Output
Input
Selection (S1, S0)
20
10
M, M
64
16
0, 0
24
12
M, M
66.66
16.66
0, 0
30
10
1, M
72
12
1, 0
32
16
M, M
75
12
M, 0
33.33
16.66
M, M
80
10
1, 1
37.5
12
M, 1
83.33
16.66
0, 1
40
10
0, 0
90
15
1, 0
48
12
0, 0
100
20
0, 1
50
16.66
1, M
106.25
20
0, M
60
10
1, 0
120
15
1, 1
62.5
20
M, 1
125
20
M, 0
Pin Descriptions
Pin
Number
1
2
3
4
5
6
7
8
Pin
Name
XI/ICLK
VDD
GND
S1
CLK
S0
OE
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.
IDT™ / ICS™
LOCO™ PLL CLOCK MULTIPLIER
2
ICS501
REV R 051310
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
