參數(shù)資料
型號(hào): MB15F73SPPFT
廠商: FUJITSU LTD
元件分類: XO, clock
英文描述: Dual Serial Input PLL Frequency Synthesizer
中文描述: PLL FREQUENCY SYNTHESIZER, 2000 MHz, PDSO20
封裝: PLASTIC, TSSOP-20
文件頁(yè)數(shù): 10/18頁(yè)
文件大?。?/td> 155K
代理商: MB15F73SPPFT
10
MB15F73UL
Dec. 2000
Edition 2.0
Table.4 Binary 11-bit Programmable Counter Data Setting
Note:
Divide ratio less than 3 is prohibited.
Table.5 Binary 7-bit Swallow Counter Data Setting
Note:
Divide ratio (A) range = 0 to 127
Table. 6 Prescaler Data Setting
Table. 7 Phase Comparator Phase Switching Data Setting
Note:
Z = High–impedance
Depending upon the VCO and LPF polarity,
FC bit should be set.
Divide
ratio
(N)
N
11
N
10
N
9
N
8
N
7
N
6
N
5
N
4
N
3
N
2
N
1
3
0
0
0
0
0
0
0
0
0
1
1
4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
1
0
1
0
1
2047
Divide
ratio
(N)
A
7
A
6
A
5
A
4
A
3
A
2
A
1
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
1
127
SW = ”1”
SW = ”0”
Prescaler
divide ratio
IF-PLL
8/9
16/17
RF-PLL
64/65
128/129
FC
IF,RF
= 1
FC
IF,RF
= 0
Do
IF,RF
fr > fp
H
L
fr = fp
Z
Z
fr < fp
L
H
VCO polarity
1
2
VCO Input Voltage
VCO Output
Frequency
1
2
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