ICS9248YG-143-T ICST [Integrated Circuit Systems], ICS9248YG-143-T Datasheet
ICS9248YG-143-T
Manufacturer Part Number
ICS9248YG-143-T
Description
Frequency Generator & Integrated Buffers for PENTIUM II/IIITM & K6
Manufacturer
ICST [Integrated Circuit Systems]
Datasheet
1.ICS9248YG-143-T.pdf
(16 pages)
CPU2.5_3.3#
Frequency Generator & Integrated Buffers for PENTIUM II/III
CLK_STOP#
PCI_STOP#
Block Diagram
BUFFER IN
SEL24_48#
9248-143 Rev C 7/26/00
FS(0:3)
SDATA
SCLK
PD#
X2
X1
4
XTAL
OSC
Spectrum
PLL2
POR
Spread
PLL1
Config.
Control
LATCH
Reg.
Logic
4
/ 2
DIVDER
CLOCK
PCI
STOP
STOP
STOP
8
2
3
6
48MHz
24_48MHz
CPUCLK_F
SDRAM [7:0]
SDRAM_F
PCICLK [5:0]
PCICLK_F
PCICLK_E
CPUCLK [2:0]
REF[1:0]
*CPU2.5_3.3#/PCICLK_F
*SELPCIE_6#/PCICLK2
*SEL24_48#/PCICLK1
Functionality
PCICLK6/
F
S
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
*SPREAD/REF0
*FS3/PCICLK0
3
ICS reserves the right to make changes in the device data identified in
this publication without further notice. ICS advises its customers to
obtain the latest version of all device data to verify that any
information being relied upon by the customer is current and accurate.
PCI_STOP#
BUFFER IN
PCICLK_E
VDDCOR
GNDREF
PCICLK3
PCICLK4
PCICLK5
VDDREF
GNDPCI
GNDPCI
VDDPCI
VDDPCI
F
GND48
SDATA
S
0
0
0
0
0
0
0
0
SCLK
48-Pin SSOP and TSSOP
1
1
1
1
1
1
1
1
*PD#
2
X1
X2
Pin Configuration
F
0
0
0
0
0
0
0
0
S
1
1
1
1
1
1
1
1
1
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
F
S
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Pentium is a trademark of Intel Corporation
I
0
2
C is a trademark of Philips Corporation
ICS9248-143
(
0 1
0 1
3 1
0 1
3 1
3 1
0 1
3 1
6
7
9
9
9
9
6
9
M
C
. 5
. 5
. 7
. 0
. 6
. 6
. 1
. 6
P
. 0
. 0
. 3
. 5
. 3
. 7
. 0
. 3
H
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
0 0
0 0
0 0
0 0
2 2
2 8
0 5
7 6
U
0 0
0 3
3 3
0 0
7 3
0 0
0 0
3 3
) z
TM
REF1/FS2*
VDDLCPU
CPUCLK_F
CPUCLK0
GNDLCPU
CPUCLK1
CPUCLK2
CLK_STOP#
GNDSDR
SDRAM_F
SDRAM0
SDRAM1
VDDSDR
SDRAM2
SDRAM3
GNDSDR
SDRAM4
SDRAM5
VDDSDR
SDRAM6
SDRAM7
VDD48
48MHz/FS0*
24_48MHz/FS1*
& K6
(
3
3
3
3
3
M
3
3
3
3
3
3
3
3
3
3
3
P
. 3
. 3
. 3
. 3
. 5
. 3
. 4
. 7
. 3
. 1
. 2
. 3
. 0
. 2
. 3
. 0
C
H
3 3
3 3
3 4
3 3
0 0
4 3
5 2
0 5
3 3
7 6
3 3
3 3
0 0
7 0
1 4
0 5
I
) z
Related parts for ICS9248YG-143-T
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Frequency Generator for Multi - Processor Servers
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Mobile Pentium IITM System Clock Chip
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for SIS551X and SIS6205 Chip Set Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
10Base-T/100Base-TX Integrated PHYceiver-TM
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Clock Synthesizer for Portable Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Fibre Channel Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Gigabit Ethernet Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Modem Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Digital Video Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for CD-ROM Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Buffered Clock Generator for Pentium /Triton Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for NexGen Nx586 Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Pentium/OPTi VIPER Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Workstation Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet:
Part Number:
Description:
Frequency Generator for Pentium Based Systems
Manufacturer:
ICST [Integrated Circuit Systems]
Datasheet: