參數(shù)資料
型號(hào): ICS950812
英文描述: Frequency Generator with 200MHz Differential CPU Clocks
中文描述: 頻率發(fā)生器200MHz的CPU的時(shí)鐘差分
文件頁數(shù): 8/29頁
文件大小: 225K
代理商: ICS950812
8
ICS950812
0542G—08/21/03
Pin #
Name
0
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
-
-
PWD
0
0
0
0
0
0
0
0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
RW
RW
RW
RW
RW
RW
RW
RW
Bit Control
00 (default), 11 = Medium
01 = Low, 10 =High
00 (default), 11 = Medium
10 = Low, 01 =High
00 (default), 11 = Medium
10 = Low, 01 =High
00 = High(default), 01 = Low,
11,10 = Medium
VCHCLK Slew Control
Type
BYTE
9
Affected Pin
Control Function
35
7, 6, 5
PCICLK_F (2:0) Slew Contol
13, 12,
11, 10
18, 17, 16,
13, 12, 11 10
PCICLK (3:0) Slew Contol
PCICLK (6:0) Slew Contol
Pin #
Name
0
1
PWD
Bit 7
X
-
M/N Enable (Enable access to
Byte 11 - 14)
Unused
RW
HW/B0
Byte
(11-14)
-
-
-
-
-
-
-
0
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
X
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
RW
RW
RW
RW
-
-
X
X
-
-
Unused
Unused
Bit Control
Control Function
Type
BYTE
10
Affected Pin
24, 23,
22, 21
3V66(5:2)/66MHZ_OUT(2:0)
Skew
Approx 250ps per bit (Ref to PCI)
33, 35
3V66(1:0) Skew
Approx 250ps per bit (Ref to PCI)
Pin #
X
X
X
X
X
X
X
X
Name
-
-
-
-
-
-
-
-
0
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
-
-
PWD
X
X
X
X
X
X
X
X
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
VCO Divider Bit8
REF Divider Bit6
REF Divider Bit5
REF Divider Bit4
REF Divider Bit3
REF Divider Bit2
REF Divider Bit1
REF Divider Bit0
RW
RW
RW
RW
RW
RW
RW
RW
Note: The decimal representation of these 7 bits (Byte 11 bit[6:0]) + 2 is equal to the REF divider value.
Note: See table 8 for Byte 11-14 default information
BYTE
11
Affected Pin
Control Function
Type
Bit Control
Pin #
X
X
X
X
X
X
X
X
Name
-
-
-
-
-
-
-
-
0
-
-
-
-
-
-
-
-
1
-
-
-
-
-
-
-
-
PWD
X
X
X
X
X
X
X
X
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
VCO Divider Bit7
VCO Divider Bit6
VCO Divider Bit5
VCO Divider Bit4
VCO Divider Bit3
VCO Divider Bit2
VCO Divider Bit1
VCO Divider Bit0
RW
RW
RW
RW
RW
RW
RW
RW
Note: The decimal representation of these 9 bits (Byte 12 bit[7:0]) and Byte 11 bit [7]) + 8 is equal to the VCO divider value.
Note: See table 8 for Byte 11-14 default information
Bit Control
BYTE
12
Affected Pin
Control Function
Type
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