mk1491-09 Integrated Device Technology, mk1491-09 Datasheet - Page 2

• Manufacturer Part Number: mk1491-09
• Description: Amd Geode? Gx2 Clock Source
• Manufacturer: Integrated Device Technology

Pin Assignment
PCI Frequency Select Table
EMI Control
Spread direction is DOWN.
IDT™ / ICS™ AMD GEODE™ GX2 CLOCK SOURCE
Spread#
MK1491-09
AMD GEODE™ GX2 CLOCK SOURCE
Sel66/33#
0
1
0
1
LCLK0/33M
LCLK1/33M
LCLK2/33M
Sel66/33#
48M/TS#
66MHz Clocks
PCI, LPC and
GND
GND
GND
VDD
VDD
VDD
48M
XO
XI
OFF
ON
PCI Frequency
1
2
3
4
5
6
7
8
9
10
11
12
13
14
33 MHz
66 MHz
Down Spread
amount
-0.5%
28
27
26
25
24
23
22
21
20
19
18
17
16
15
0
VDD
RefCLK0/Spread#
RefCLK1
VDD
PCICLK3/33-66M
PCICLK2/33-66M
GND
GND
PCICLK1/33-66M
VDD
PCICLK0/33-66M
PD#
66M
GND
2
CLOCK SYNTHESIZER
MK1491-09
REV K 072406