ICS951402AF IDT, Integrated Device Technology Inc, ICS951402AF Datasheet - Page 11

• Manufacturer Part Number: ICS951402AF
• Description: IC TIMING CTRL HUB P4 48-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Timing Control Hubr

Specifications of ICS951402AF

• Input: Crystal
• Output: Clock
• Frequency - Max: 210MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-SSOP
• Frequency-max: 210MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 951402AF

0660—05/05/05
I
Table 2: CPU, SDRAM, AGP and PCI66 Divider Ratio Combination Table
Table 3: PCI33 Divider Ratio Combination Table
2
Byte 15
C Table: Output Divider Control Register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Integrated
Circuit
Systems, Inc.
LSB
LSB
Bit
Bit
00
01
10
11
00
01
10
11
Pin #
-
-
-
-
-
-
-
-
Address
Address
0000
0001
0010
0011
0000
0001
0010
0011
00
00
CPU Div3
CPU Div2
CPU Div1
CPU Div0
SD Div3
SD Div2
SD Div1
SD Div0
Name
Div
Div
1
2
3
5
7
1
4
3
5
7
Address
Address
0100
0101
0110
0111
0100
0101
0110
0111
CPU divider ratio can
SDRAM divider ratio
01
01
can be configured
be configured via
via these 4 bits
individually.
these 4 bits
individually.
Function
Divider (3:2)
Divider (3:2)
Control
11
Div
Div
10
14
10
14
2
4
6
2
8
6
Address
Address
1000
1001
1010
1011
1000
1001
1010
1011
10
10
Type
RW
RW
RW
RW
RW
RW
RW
RW
See Table 2: Divider
See Table 2: Divider
Ratio Combination
Ratio Combination
Div
Div
12
20
28
16
12
20
28
4
8
4
Advance Information
0
Table
Table
Address
Address
1100
1101
1110
1111
1100
1101
1110
1111
11
11
1
ICS951402
MSB
MSB
PWD
Div
Div
16
24
40
56
32
24
40
56
8
8
X
X
X
X
X
X
X
X