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参数资料
| 型号： | C9810AYB |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | PROC SPECIFIC CLOCK GENERATOR, PDSO48 |
| 封装： | SSOP-48 |
| 文件页数： | 1/15页 |
| 文件大小： | 332K |
| 代理商： | C9810AYB |
+/+
…when timing is critical
C9810
Low EMI Clock Generator for Intel
810 Chipset for Mobile Applications
Advanced Information
IMI Confidential
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.
Rev 0.4
8/31/1999
MILPITAS, CA 95035, USA TEL: 408-263-6300, FAX 408-263-6571
Page 1 of 15
http://www.imicorp.com
Product Features
Intel’s Mobile 810 clock solution
2 copies of CPU Clock (CPU[1,2]
5 copies of SDRAM Clock (SDRAM[0:3] and DCLK)
7 copies of PCI Clock
2 copies of 3V66 Clock
2 copies of APIC Clock, synchronous to PCI Clock
1 REF Clock
1 USB Clock (Non SSC), 48MHz_0
1 DOT Clock (Non SSC), 48MHz_1
133 MHz SDRAM support
Spread Spectrum Support
I
2C Support for turning off unused clocks
Block Diagram
Fig.1
Frequency Table (MHz)
SEL2
SEL1
SEL0
CPU
SDRAM
PCI
X
0
Tristate
X
0
1
Test mode (see table2)
0
1
0
66.6
100
33.3
0
1
100
33.3
1
0
133.3
33.3
1
133.3
100
33.3
Table 1
Note: The following clocks remain fixed frequencies
except in Test Mode.
3V66=66.6MHz, USB/DOT=48MHz, REF=14.318MHz
and IOAPIC=33.3MHz.
Pin Configuration
VDDC
VDDS
VDD
VDDI
VDD
PLL1
Rin
i2c-clk
i2c-data
apic
s1
pwr_dwn#
s0
cpu
sdram
66m
pci
s2
PLL2
Rin
48
PD#
i2c-clk
i2c-data
300K
36pF
XB
UF
2
5
2
7
2
1
XIN
XOUT
CPU(1:2)
SDRAM(0:3), DCLK
3V66(0:1)
PCI(0:6)
IOAPIC(0:1)
SDATA
SCLK
PD#
SEL0
SEL1
DOT (48MHz_1)
USB (48MHz_0)
REF / SEL2
VDD
XIN
XOUT
VSS
VSS66
3V66_0
3V66_1
VDD66
VDDP
PCI0
PCI1
PCI2
VSSP
PCI3
PCI4
VSSP
PCI5
PCI6
VDDP
VDDA
VSSA
VSS48
48MHz_0
48MHz_1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
SEL2/REF
VSSI
IOAPIC0
IOAPIC1
VDDI
VDDC
CPU1
CPU2
VSSC
VDDS
SDRAM0
SDRAM1
VSSS
DCLK
VDDS
SDRAM2
SDRAM3
VSSS
PWR_DWN#
SCLK
SDATA
sel1
sel0
VDD48
C9810
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