ICS7152A Datasheet, PDF (2/10 Pages) Integrated Circuit Systems – Spread Spectrum Clock Generator

ICS7152A
Spread Spectrum Clock Generator
Pin Assignment
XIN
XOUT
GND
SEL
1
8
2
7
3
6
4
5
8 pin (150 mil) SOIC
XENS
FREQ
VDD
CKOUT
Spread Direction and Percentage
Select Table
SEL
Pin 4
0
1
Spread
Direction
Center
Down
Center
Down
Spread
Part Number
Percentage (%)
±0.5
ICS7152AM-11
-1.0
ICS7152AM-02
±1.5
ICS7152AM-11
-3.0
ICS7152AM-02
Modulation Enable Select Table
XENS
Pin 8
0
1
Modulation
Modulation
No modulation
Pin Descriptions
Frequency Select Table
FREQ
Pin 7
0
1
Frequency
16.6 to 40 MHz
40 to 80 MHz
33 to 67 MHz
66 to 134 MHz
ICS7152AM-11
ICS7152AM-02
ICS7152AM-11
ICS7152AM-02
Pin
Number
1
2
3
4
5
6
7
8
Pin
Name
XIN
XOUT
GND
SEL
CKOUT
VDD
FREQ
XENS
Pin Type
Pin Description
Input Crystal/clock input pin.
Output Crystal.
Power Connect to ground.
Input Spread modulation select.
Output Spread modulation select.
Power Connect to +3.3 V.
Input Frequency select.
Output Modulation enable select.
MDS 7152A A
2
Revision 102005
Integrated Circuit Systems, Inc. ● 525 Race Street, San Jose, CA 95126 ● tel [phone] ● www.icst.com