參數(shù)資料
型號(hào): MB15F63UL
廠商: Fujitsu Limited
英文描述: Dual Serial Input PLL Frequency Synthesizer
中文描述: 雙串行輸入鎖相環(huán)頻率合成器
文件頁(yè)數(shù): 14/36頁(yè)
文件大?。?/td> 231K
代理商: MB15F63UL
MB15F63UL
14
Table 10 - LD/fout output setting
* : The maximum operating frequency varies depending on the output state of the LD/fout pin (LD output or fout
output).
Table 11 - Comparator polarity setting
FC
=
“1”
Do
Note : Set the FC bit in accordance with the low pass filter and VCO polarity, when designing a PLL frequency
synthesizer.
LD/fout
LDS
T1
T2
Maximum operating
frequency [MHz]*
LD output
0
0
0
1800
fout
frIF
1
2000
frRF
1
1
0
fpIF
1
0
1
fpRF
1
1
1
FC
=
“0”
Do
fp < fr
H
L
fr < fp
fr
=
fp
L
H
Z
Z
VCO Polarity
(1)
(2)
high
VCO
output
Frequency
high
VCO Input Voltage
(1)
(2)
When VCO is (1)
FC : “H”
When VCO is (2)
FC : “L”
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