參數(shù)資料
型號(hào): PC8245
廠商: Atmel Corp.
英文描述: Integrated Processor Family
中文描述: 綜合處理器系列
文件頁數(shù): 47/61頁
文件大?。?/td> 429K
代理商: PC8245
47
PC8245
2171D–HIREL–06/04
Table 17.
PLL Configurations (333 and 350 MHz Parts)
Ref
PLL_ CFG
[0:4]
(10)(13)
333 MHz Part
(9)
350 MHz Part
(9)
Multipliers
PCI Clock
Input
(PCI_
SYNC_IN)
Range
(1)
(MHz)
Periph
Logic/
Mem Bus
Clock
Range
(MHz)
CPU Clock
Range
(MHz)
PCI Clock
Input
(PCI_
SYNC_IN)
Range
(1)
(MHz)
Periph
Logic/ Mem
Bus Clock
Range
(MHz)
CPU
Clock
Range
(MHz)
PCI to
Mem
(Mem
VCO)
Mem to
CPU
(CPU
VCO)
0
00000
(12)
25 – 44
(16)
75 – 132
188 – 330
25 – 44
(16)
75 – 132
188 – 330
3
(2)
2.5
(2)
1
00001
(12)
25 – 37
(5)
75 – 111
225 – 333
25 – 38
(5)
75 – 114
225 – 342
3
(2)
3
(2)
2
00010
(11)
50
(18)
66
(1)
50 – 66
225 – 297
50
(18)
66
(1)
50 – 66
225 – 297
1
(4)
4.5
(2)
3
00011
(11)(14)
50
(4)
– 66
(1)
50 – 66
100 – 133
50
(4)
– 66
(1)
50 – 66
100 – 133
1 (Bypass)
2
(4)
4
00100
(12)
25 – 46
(4)
50 – 92
100 – 184
25 – 46
(4)
50 – 92
100 – 184
2
(4)
2
(4)
5
00101
Reserved
Reserved
Note
(20)
6
00110
(15)
Bypass
Bypass
Bypass
7
00111
(14)
60
(6)
– 66
(1)
60 – 66
180 – 198
60
(6)
66
(1)
60
66
180 – 198
1 (Bypass)
3
(2)
8
01000
(12)
60
(6)
– 66
(1)
60 – 66
180 – 198
60
(6)
– 66
(1)
60 – 66
180 – 198
1
(4)
3
(2)
9
01001
(19)
45
(6)
– 66
(1)
90 – 132
180 – 264
45
(6)
– 66
(1)
90 – 132
180 – 264
2
(2)
2
(2)
A
01010
(12)
25 – 37
(5)
50 – 74
225 – 333
25 – 38
(5)
50 – 76
225 – 342
2
(4)
4.5
(2)
B
01011
(19)
45
(3)
– 66
(1)
68 – 99
204 – 297
45
(3)
– 66
(1)
68 – 99
204 – 297
1.5
(2)
3
(2)
C
01100
(12)
36
(6)
– 46
(4)
72 – 92
180 – 230
36
(6)
– 46
(4)
72 – 92
180 – 230
2
(4)
2.5
(2)
D
01101
(19)
45
(3)
– 63
(5)
68 – 95
238 – 333
45
(3)
– 66
(1)
68 – 99
238 – 347
1.5
(2)
3.5
(2)
E
01110
(12)
30
(6)
– 46
(4)
60 – 92
180 – 276
30
(6)
– 46
(4)
60 – 92
180 – 276
2
(4)
3
(2)
F
01111
(19)
25 – 31
(5)
75 – 93
263 – 326
25 – 33
(5)
75 – 99
263 – 347
3
(2)
3.5
(2)
10
10000
(12)
30
(6)
– 44
(2)
60 – 132
180 – 264
30
(6)
– 44
(2)
60 – 132
180 – 264
3
(2)
2
(2)
11
10001
(19)
25 – 33
(2)
100 – 132
250 – 330
25 – 33
(2)
100 – 132
250 – 330
4
(2)
2.5
(2)
12
10010
(12)
60
(6)
– 66
(1)
90 – 99
180 – 198
60
(6)
– 66
(1)
90 – 99
180 – 198
1.5
(2)
2
(2)
13
10011
(19)
25 – 27
(5)
100 – 108
300 – 324
25 – 29
(5)
100 – 116
300 – 348
4
(2)
3
(2)
14
10100
(12)
26
(6)
– 47
(4)
52 – 94
182 – 329
26
(6)
– 47
(4)
52 – 94
182 – 329
2
(4)
3.5
(2)
15
10101
(19)
27
(3)
– 33
(5)
68 – 83
272 – 332
27
(3)
– 34
(5)
68 – 85
272 – 340
2.5
(2)
4
(2)
16
10110
(12)
25 – 41
(5)
50 – 82
200 – 328
25 – 43
(5)
50 – 86
200 – 344
2
(4)
4
(2)
17
10111
(19)
25 – 33
(2)
100 – 132
200 – 264
25 – 33
(2)
100 – 132
200 – 264
4
(2)
2
(2)
18
11000
(12)
27
(3)
– 44
(5)
68 – 110
204 – 330
27
(3)
– 46
(5)
68 – 115
204 – 345
2.5
(2)
3
(2)
19
11001
(19)
36
(6)
– 66
(1)
72 – 132
180 – 330
36
(6)
– 66
(1)
72 – 132
180 – 330
2
(2)
2.5
(2)
1A
11010
(12)
50
(18)
66
(1)
50 – 66
200 – 264
50
(18)
66
(1)
50 – 66
200 – 264
1
(4)
4
(2)
1B
11011
(19)
33
(6)
– 55
(5)
66 – 110
198 – 330
33
(6)
– 58
(5)
66 – 116
198 – 348
2
(2)
3
(2)
1C
11100
(12)
44
(6)
– 66
(1)
66 – 99
198 – 297
44
(6)
– 66
(1)
66 – 99
198 – 297
1.5
(2)
3
(2)
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