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參數(shù)資料
| 型號(hào)： | C9706AY |
| 英文描述： | ST92141 - 8/16 BIT MCU FOR 3-PHASE AC MOTOR CONTROL |
| 中文描述： | CPU系統(tǒng)時(shí)鐘發(fā)生器| SSOP封裝| 48PIN |塑料 |
| 文件頁(yè)數(shù)： | 10/19頁(yè) |
| 文件大?。?/td> | 248K |
| 代理商： | C9706AY |
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C9706
Clock Generator for VIA VT8371/Athlon (K7) Chipset
Systems
Approved Product
Cypress Semiconductor Corporation
525 Los Coches St.
Milpitas, CA 95035. Tel: 408-263-6300, Fax: 408-263-6571
http://www.cypress.com
Document#: 38-07041 Rev. **
05/02/2001
Page 10 of 19
Frequency Selection Table
Input Conditions
Data Byte 0, Bit 3 = 1
Bit2
S4
S3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Output
Frequency
CPU
Spread%
Bit 1
Bit 6
S2
1
1
1
1
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
Bit 5
S1
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
1
0
0
1
1
0
0
Bit 4
S0
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
1
0
1
0
PCI
Byte0, Bit7 = 0
Byte0, Bit7 = 1
133.3
75
100.2
66.8
79
110
115
120
133.3
83.3
100.2
66.8
124
129
138
143
85
87.5
90
92.5
95
147
152
154
157
159
162
166
171
180
190
200
33.3
37.5
33.3
33.4
39.5
36.7
38.3
30
33.3
27.7
33.3
33.4
31.0
32.3
34.5
35.8
28.3
29.2
30
30.8
31.7
36.8
30.4
30.8
31.4
31.8
32.4
33.2
34.2
36
38
40
+/-0.5
+/-0.5
+/-0.5
+/-0.5
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
See table 3, Page 6
Table 4.
Dial-a-Frequency
Feature
SMBus Dial-a-frequency feature is available in this device via byte7, and byte4.
These bytes allow the user to enter the N and R values that will allow them to program any CPU frequency
desired following the formula:
N
P
Fcpu
=
R
×
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