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ICS9LPRS477D Datasheet(PDF) 8 Page - Renesas Technology Corp

Part # ICS9LPRS477D
Description  PROGRAMMABLE SYSTEM CLOCK CHIP FOR ATI RD790-K8TM BASED SYSTEMS
PDF  27 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

ICS9LPRS477D Datasheet(HTML) 8 Page - Renesas Technology Corp

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9LPRS477D
PROGRAMMABLE SYSTEM CLOCK CHIP FOR ATI RD790-K8TM BASED SYSTEMS
IDT®
PROGRAMMABLE SYSTEM CLOCK CHIP FOR ATI RD790-K8TM BASED SYSTEMS
8
9LPRS477D
REV C 010715
Table4: SB_SR C Frequency Selection Table
Bit4
B it3
Bit2
Bit1
Bit0
SRC
FS4
SRC
FS3
SRC
FS2
SR C
FS1
SRC
FS0
0
0000
85.00
-15%
10
850.00
0
0001
86.00
-14%
10
860.00
0
0010
87.00
-13%
10
870.00
0
0011
88.00
-12%
10
880.00
0
0100
89.00
-11%
10
890.00
0
0101
90.00
-10%
10
900.00
0
0110
91.00
-9%
10
910.00
0
0111
92.00
-8%
10
920.00
0
1000
93.00
-7%
10
930.00
0
1001
94.00
-6%
10
940.00
0
1010
95.00
-5%
10
950.00
0
1011
96.00
-4%
10
960.00
0
1100
97.00
-3%
10
970.00
0
1101
98.00
-2%
10
980.00
0
1110
99.00
-1%
10
990.00
0
1111
100.00
OFF
0%
10
1000.00
1
0000
100.00
0%
10
1000.00
1
0001
101.00
1%
10
1010.00
1
0010
102.00
2%
10
1020.00
1
0011
103.00
3%
10
1030.00
1
0100
104.00
4%
10
1040.00
1
0101
105.00
5%
10
1050.00
1
0110
106.00
6%
10
1060.00
1
0111
107.00
7%
10
1070.00
1
1000
108.00
8%
10
1080.00
1
1001
109.00
9%
10
1090.00
1
1010
110.00
10%
10
1100.00
1
1011
111.00
11%
10
1110.00
1
1100
112.00
12%
10
1120.00
1
1101
113.00
13%
10
1130.00
1
1110
114.00
14%
10
1140.00
1
1111
115.00
15%
10
1150.00
NOTE: All frequencies assume that the SB_SRC are at 0% Overclocking.
Byte 6
Spread
%
(B6b6=1)
SB _SRC
OverClock
%
SB_SR C
Output
Divider
SB_SRC
(1:0)
(MHz)
VCO
(MHz)
Table 5: IO_Vout select table
B12b2
B12b1
B12b0
IO_Vout
000
0.3V
001
0.4V
010
0.5V
011
0.6V
100
0.7V
101
0.8V
110
0.9V
111
1.0V
Bold Entry is Power up Default



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