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參數(shù)資料
| 型號(hào)： | ADF4251 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Dual Fractional-N/Integer-N Frequency Synthesizer |
| 中文描述： | 雙Fractional-N/Integer-N頻率合成器 |
| 文件頁(yè)數(shù)： | 8/28頁(yè) |
| 文件大?。?/td> | 387K |
| 代理商： | ADF4251 |
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REV. 0
–8–
ADF4251
FREQUENCY
0
–60
–2kHz
O
–1kHz
1.7518GHz
1kHz
2kHz
–10
–50
–70
–90
–30
–40
–80
–20
–100
–102dBc/Hz
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 10Hz
REFERENCE
LEVEL = –4.2dBm
TPC 7. Phase Noise Plot, Lowest Noise Mode,
1.7518 GHz RF
OUT
, 20 MHz PFD Frequency,
200 kHz Channel Step Resolution
FREQUENCY
0
–60
–2kHz
O
–1kHz
1.7518GHz
1kHz
2kHz
–10
–50
–70
–90
–30
–40
–80
–20
–100
–93.86dBc/Hz
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 10Hz
REFERENCE
LEVEL = –4.2dBm
TPC 8. Phase Noise Plot, Low Noise and Spur
Mode, 1.7518 GHz RF
OUT
, 20 MHz PFD Frequency,
200 kHz Channel Step Resolution
FREQUENCY
0
–60
–2kHz
O
–1kHz
1.7518GHz
1kHz
2kHz
–10
–50
–70
–90
–30
–40
–80
–20
–100
–89.52dBc/Hz
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 10Hz
REFERENCE
LEVEL = –4.2dBm
TPC 9. Phase Noise Plot, Lowest Spur Mode,
1.7518 GHz RF
OUT
, 20 MHz PFD Frequency,
200 kHz Channel Step Resolution
FREQUENCY
0
–60
O
–10
–50
–70
–90
–30
–40
–80
–20
–100
–53dBc@
100kHz
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 1kHz
REFERENCE
LEVEL = –4.2dBm
–400kHz
–200kHz
1.7518GHz
200kHz
400kHz
TPC 10. Spurious Plot, Lowest Noise Mode,
1.7518 GHz RF
OUT
, 20 MHz PFD Frequency,
200 kHz Channel Step Resolution
FREQUENCY
0
–60
–400kHz
O
–200kHz
1.7518GHz
200kHz
400kHz
–10
–50
–70
–90
–30
–40
–80
–20
–100
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 1kHz
REFERENCE
LEVEL = –4.2dBm
–63.2dBc@
100kHz
TPC 11. Spurious Plot, Low Noise and Spur Mode,
1.7518 GHz RF
OUT
, 20 MHz PFD Frequency, 200 kHz
Channel Step Resolution
FREQUENCY
0
–60
–400kHz
O
–200kHz
1.7518GHz
200kHz
400kHz
–10
–50
–70
–90
–30
–40
–80
–20
–100
V
DD
= 3V, V
P
= 5V
I
CP
= 1.875mA
PFD FREQUENCY = 20MHz
CHANNEL STEP = 200kHz
LOOP BANDWIDTH = 20kHz
FRACTION = 59/100
RBW = 1kHz
REFERENCE
LEVEL = –4.2dBm
–72.33dBc@
100kHz
TPC 12. Spurious Plot, Lowest Spur Mode,
1.7518 GHz RF
OUT
, 20 MHz PFD Frequency,
200 kHz Channel Step Resolution
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PDF描述 |
|---|---|
| ADF4251BCP | Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4251BCP-REEL | Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4251BCP-REEL7 | Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4252BCP | Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4252BCP-REEL | Dual Fractional-N/Integer-N Frequency Synthesizer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ADF4251BCP | 制造商:Analog Devices 功能描述:PLL Frequency Synthesizer Dual 24-Pin LFCSP EP |
| ADF4251BCP-REEL | 制造商:AD 制造商全稱:Analog Devices 功能描述:Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4251BCP-REEL7 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4252 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Dual Fractional-N/Integer-N Frequency Synthesizer |
| ADF4252BCP | 制造商:Analog Devices 功能描述:PLL Frequency Synthesizer Dual 24-Pin LFCSP EP 制造商:Rochester Electronics LLC 功能描述:1000-2500MHZ FRAC-N PLL - Bulk 制造商:Analog Devices 功能描述:IC SYNTHESIZER PLL |
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