W83194R-58 WINBOND [Winbond], W83194R-58 Datasheet - Page 8

• Manufacturer Part Number: W83194R-58
• Description: 100 MHZ AGP CLOCK FOR VIA CHIPSET
• Manufacturer: WINBOND [Winbond]

W83194R-58 Frequency table selection by software via I
FUNCTION TABLE
8.3.2 Register 1: CPU, 48/24 MHz Clock Register (1 = Active, 0 = Inactive)
SSEL2
BIT
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
7
6
5
4
DESCRIPTION
TRI-STATE
FUNCTION
NORMAL
SSEL1
@POWERUP
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
1
1
1
SSEL0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Register0 Bit2
See table
SSEL3
CPU
Hi-Z
PIN
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
-
-
-
-
(MHz)
133.3
95.25
100.2
133.3
Reserved
Reserved
Reserved
Reserved
CPU
66.8
83.3
112
124
103
112
115
120
124
140
150
75
See table
Hi-Z
PCI
- 8 -
Preliminary W83194R-37/-58
SD_SEL=1
SDRAM
133.3
95.25
100.2
133.3
66.8
83.3
112
124
103
112
115
120
124
140
150
75
OUTPUTS
2
C
SDRAM
CPU
Hi-Z
SD_SEL=0
DESCRIPTION
(MHz)
74.7
66.8
82.7
88.7
66.6
63.5
66.8
68.7
74.7
76.6
66.6
75
80
82
70
75
(MHz)
31.75
44..3
37.3
33.4
41.3
37.5
33.3
33.4
34.3
37.3
38.3
33.3
37.5
PCI
14.318
40
31
35
REF
Hi-Z
(MHz)
AGP
74.7
66.8
82.7
88.7
66.6
63.5
66.8
68.7
74.7
76.6
66.6
75
80
82
70
75
IOAPIC
14.318
Hi-Z
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
(MHz)
REF