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ICS9UMS9610 Datasheet(PDF) 12 Page - Integrated Device Technology

Part # ICS9UMS9610
Description  PC MAIN CLOCK
PDF  20 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

ICS9UMS9610 Datasheet(HTML) 12 Page - Integrated Device Technology

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IDTTM/ICSTM PC MAIN CLOCK
1336—06/01/09
ICS9UMS9610
PC MAIN CLOCK
12
Byte
4
CPU PLL M/N Register
Bit(s)
Pin #
Name
Control Function
Type
0
1
Default
Bit 7
CPU N Div8
N Divider Prog bit 8
RW
X
Bit 6
CPU N Div9
N Divider Prog bit 9
RW
X
Bit 5
CPU M Div5
RW
X
Bit 4
CPU M Div4
RW
X
Bit 3
CPU M Div3
RW
X
Bit 2
CPU M Div2
RW
X
Bit 1
CPU M Div1
RW
X
Bit 0
CPU M Div0
RW
X
Byte
5
CPU PLL M/N Register
Bit(s)
Pin #
Name
Control Function
Type
0
1
Default
Bit 7
CPU N Div7
RW
X
Bit 6
CPU N Div6
RW
X
Bit 5
CPU N Div5
RW
X
Bit 4
CPU N Div4
RW
X
Bit 3
CPU N Div3
RW
X
Bit 2
CPU N Div2
RW
X
Bit 1
CPU N Div1
RW
X
Bit 0
CPU N Div0
RW
X
Byte
6
DOT96 PLL M/N Register
Bit(s)
Pin #
Name
Control Function
Type
0
1
Default
Bit 7
DOT N Div8
N Divider Prog bit 8
RW
X
Bit 6
DOT N Div9
N Divider Prog bit 9
RW
X
Bit 5
DOT M Div5
RW
X
Bit 4
DOT M Div4
RW
X
Bit 3
DOT M Div3
RW
X
Bit 2
DOT M Div2
RW
X
Bit 1
DOT M Div1
RW
X
Bit 0
DOT M Div0
RW
X
Byte
7
DOT96 PLL M/N Register
Bit(s)
Pin #
Name
Control Function
Type
0
1
Default
Bit 7
DOT N Div7
RW
X
Bit 6
DOT N Div6
RW
X
Bit 5
DOT N Div5
RW
X
Bit 4
DOT N Div4
RW
X
Bit 3
DOT N Div3
RW
X
Bit 2
DOT N Div2
RW
X
Bit 1
DOT N Div1
RW
X
Bit 0
DOT N Div0
RW
X
The decimal representation of M
and N Divider in Byte 4 and 5 will
configure the CPU VCO
frequency. Default at power up
= latch-in. VCO Frequency =
14.318 x [NDiv(11:0)] /
[MDiv(5:0)]
M Divider Programming
bit (5:0)
M Divider Programming
bit (5:0)
The decimal representation of M
and N Divider in Byte 6 and 7 will
configure the DOT VCO
frequency. VCO Frequency =
14.318 x [NDiv(11:0)] /
[MDiv(5:0)]
N Divider Programming Byte7 bit(7:0) and
Byte6 bit(7:6)
The decimal representation of M
and N Divider in Byte 6 and 7 will
configure the DOT VCO
frequency. VCO Frequency =
14.318 x [NDiv(11:0)] /
[MDiv(5:0)]
N Divider Programming Byte5 bit(7:0) and
Byte5 bit(7:6)
The decimal representation of M
and N Divider in Byte 4 and 5 will
configure the CPU VCO
frequency. Default at power up
= latch-in. VCO Frequency =
14.318 x [NDiv(11:0)] /
[MDiv(5:0)]



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