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Número de pieza
componentes Descripción
ICS9250-10 Ver la hoja de datos (PDF) - Integrated Circuit Systems
Número de pieza
componentes Descripción
Fabricante
ICS9250-10
Frequency Timing Generator for Pentium II Systems
Integrated Circuit Systems
ICS9250-10 Datasheet PDF : 16 Pages
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ICS9250 - 10
Preliminary Product Preview
Functionality Table
FS1 FS0
CPU
SDRAM
0
0
Hi-Z
Hi-Z
0
1
TCLK/2 TCLK/4
1
0
66 MHz 100 MHz
1
1
100 MHz 100 MHz
3V66
Hi-Z
TCLK/4
66 MHz
66 MHz
PCICLK
Hi-Z
TCLK/8
33 MHz
33MHz
48MHz
Hi-Z
TCLK/2
48 MHz
48 MHz
REF0
Hi-Z
TCLK
14.318MHz
14.318MHZ
IOAPIC
Hi-Z
TCLK/16
16.67MHz
16.67MHz
Notes
Tristate
Test Mode
Clock Enable Configuration
PD#
CPUCLK SDRAM
IOAPIC
66MHz
PCICLK
REF,
48MHz
Osc
0
LOW
LOW
LOW
LOW
LOW
LOW
OFF
1
ON
ON
ON
ON
ON
ON
ON
VCOs
OFF
ON
Select Functions
FS1 FS0
Notes
0
0 Tristate
0
1 Test Mode
1
0 Active CPU = 66MHz
1
1 Active CPU = 100MHz
3
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