w83194br-39b Winbond Electronics Corp America, w83194br-39b Datasheet - Page 7

• Manufacturer Part Number: w83194br-39b
• Description: Step-less 3-dimm Clock
• Manufacturer: Winbond Electronics Corp America

SSEL5 SSEL4 SSEL3 SSEL2 SSEL1 SSEL0
7.2 SERIAL CONTROL REGISTERS
The Pin column lists the affected pin number and the @PowerUp column gives the default state at
true power up.
acknowledge of the Address Byte. Although the data (bits) in these two bytes are considered "don't
care", they must be sent and will be acknowledge.
(Register 0, Register 1, Register 2, ....) will be valid and acknowledged.
FREQUENCY BY SOFTWARE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
"Command Code" byte and "Byte Count"
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
CPU(MHz)
103.00
112.00
100.23
120.00
115.00
120.00
105.00
140.00
155.00
124.00
133.30
160.00
127.00
130.00
135.00
136.00
137.00
139.00
140.00
141.00
142.00
143.00
80.00
75.00
83.30
66.82
68.01
- 7 -
After that, the sequence described below
SDRAM(MHz)
103.00
112.00
100.23
120.00
115.00
120.00
105.00
140.00
155.00
124.00
133.30
160.00
127.00
130.00
135.00
136.00
137.00
139.00
140.00
141.00
142.00
143.00
80.00
75.00
83.30
66.82
68.01
byte must be sent following the
Publication Release Date: June 2000
W83194BR-39B
PCI(MHz)
PRELIMINARY
40.00
37.50
41.65
33.41
34.33
37.34
34.01
33.41
30.00
38.33
40.00
35.00
35.00
38.75
31.00
33.30
40.00
31.75
32.50
33.75
34.00
34.25
34.75
35.00
35.25
35.50
35.75
Revision 0.46