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參數(shù)資料
| 型號： | MB15F88ULPVA |
| 廠商： | FUJITSU LTD |
| 元件分類： | XO, clock |
| 英文描述： | Fractional-N PLL Frequency Synthesizer |
| 中文描述： | PLL FREQUENCY SYNTHESIZER, 2600 MHz, PBCC20 |
| 封裝： | PLASTIC, BCC-20 |
| 文件頁數(shù)： | 11/29頁 |
| 文件大小： | 175K |
| 代理商： | MB15F88ULPVA |
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MB15F88UL
11
TX synthesizer Data Setting (Integer)
The divide ratio can be calculated using the following equation :
f
VCOTX
=
[ (P
×
N)
+
A]
×
fosc
÷
R (A
<
N)
Binary 14-bit Programmable Reference Counter Data Setting (R
C
1 to R
C
14)
Divide ratio
(R)
8
0
0
0
0
9
0
0
0
0
16383
1
1
1
1
Note : Divide ratio less than 8 is prohibited.
Binary 11-bit Programmable Counter Data Setting (N
C
1 to N
C
11)
Divide ratio (N)
N
C
11
N
C
10
3
0
0
4
0
0
2047
1
1
Note : Divide ratio less than 3 is prohibited.
Binary 5-bit Swallow Counter Data Setting (A
C
1 to A
C
5)
Divide ratio (A)
Note : A
<
N, A
C
6 to A
C
7
=
0
Prescaler Data Setting (SW
C
)
SW
C
R
C
14 R
C
13 R
C
12 R
C
11 R
C
10
R
C
9
R
C
8
R
C
7
R
C
6
R
C
5
R
C
4
R
C
3
R
C
2
R
C
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
1
1
1
0
0
1
0
0
1
0
1
1
N
C
9
0
0
1
N
C
8
0
0
1
N
C
7
0
0
1
N
C
6
0
0
1
N
C
5
0
0
1
N
C
4
0
0
1
N
C
3
0
1
1
N
C
2
1
0
1
N
C
1
1
0
1
A
C
5
A
C
4
A
C
3
A
C
2
A
C
1
0
0
0
0
0
0
1
0
0
0
0
1
2
31
0
1
0
1
0
1
1
1
0
1
Prescaler divide ratio
1
16/17
0
32/33
f
VCOTX
P
N
A
fosc
R
: Output frequency of external voltage controlled oscillator (VCO)
: Preset divide ratio of modulus prescaler (16 or 32)
: Preset divide ratio of binary 11 bit programmable counter (3 to 2047)
: Preset divide ratio of binary 5 bit swallow counter (0 to 31)
: Output frequency of the reference frequency oscillator
: Preset divide ratio of binary 14 bit reference counter (8 to 16383)
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