
ICS674-01
USER CONFIGURABLE DIVIDER
CLOCK DIVIDER
IDT / ICS USER CONFIGURABLE DIVIDER
2
ICS674-01
REV H 051310
Pin Assignment
Post Divider Table
Pin Descriptions
18
7
17
8
16
9
15
INA
10
INB
11
GND
12
OUTB
13
B0
14
B1
GND
B8
B2
B7
B5
B3
B6
22
21
20
19
B4
OUTA
5
6
S2
VDD
24
23
A0
3
4
S0
S1
A1
26
25
A2
1
2
A5
A6
A3
28
27
A4
28 pin (150 mil) SSOP
S2
Pin 5
S1
Pin 4
S0
Pin 3
Post Divide
000
10
001
2
010
8
011
4
100
5
101
7
110
1
111
6
Pin
Number
Pin
Name
Pin Type
Pin Description
1, 2, 24 - 28
A5, A6, A0-A4
Input
Divider A word input pins. Forms a number from 1 to 127. Internal pull-up
resistors. See page 3 for details.
3 - 5
S0, S1, S2
Input
Select pins for Post Divider. See table above. Internal pull-up resistors.
6, 23
VDD
Power
Connect to VDD.
7
INA
Input
Divider A input.
8
INB
Input
Divider B input.
9, 19 - 20
GND
Power
Connect to ground.
10 - 18
B0 - B8
Input
Divider B word input pins. Forms a number from 4 to 511. Internal pull-up
resistors. See page 3 for details.
21
OUTB
Output
Divider B output.
22
OUTA
Output
Divider A output.