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C9714
100 MHz Clock Generator with SSCG and Power Management for Mobile Application
Approved Product
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.
Rev. 2.0
5/17/2000
MILPITAS, CA 95035 TEL: 408-263-6300 ext. 275 FAX 408-263-6571
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Product Features
•
Supplies:
•
2 Ref clocks
2 Host (CPU) clocks
•
1 free running and 5 PCI Clocks
•
1 48MHz fixed clock
•
1 48 or 24 MHz fixed clock
•
Separate supply pins for mixed (3.3/2.5V) voltage
application.
•
100 or 66 MHz CPU clock operation
•
Spread Spectrum modulation for reducing EMI
•
Rich Power Management Functions.
•
28-pin SSOP & TSSOP packages for minimum
board space.
Block Diagram
OSC
VDDP
VDDC
VDDR
SS#
SEL48#
XIN
XOUT
SEL48#
CS#
PD#
PS#
SS#
PCI (1:3)
PCI_F
CPU (1,2)
48-24M/TS#
48-24M
REF1
REF2
SEL100/66#
PLL
PLL
Frequency Table
SEL 100/66#
CPU Clock
PCI Clock
0
66 MHz
33 MHz
1
100 MHz
33 MHz
Pin Configuration
VSS
XIN
XOUT
PCI_F
PCI1
PCI2
VSS
VDDP
PCI3
PCI4
PCI5
VDDF
48M
48-24/TS#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
VDDR
REF/SEL48#
REF1/SS#
VDDC
CPU1
CPU2
VSS
VSS
PS#
VDD
CS#
PD#
SEL100/66#
VSS
28
27
26
25
24
23
22
21
20
19
18
17
16
15