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參數(shù)資料
| 型號： | LMX2531LQ1500E |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | XO, clock |
| 英文描述： | High Performance Frequency Synthesizer System with Integrated VCO |
| 中文描述： | PLL FREQUENCY SYNTHESIZER, 80 MHz, QCC36 |
| 封裝： | 6 X 6 MM, 0.80 MM HEIGHT, LEAD FREE, LLP-36 |
| 文件頁數(shù)： | 20/23頁 |
| 文件大小： | 561K |
| 代理商： | LMX2531LQ1500E |
2.0 General Programming Information
(Continued)
2.7 REGISTER R6
2.7.1 C3_C4_ADJ[2:0] -- VALUE FOR C3 AND C4 IN THE INTERNAL LOOP FILTER
C3_C4_ADJ
0
1
2
3
4
5
6
7
C3 (pF)
50
50
50
100
150
100
50
50
C4 (pF)
50
100
150
50
50
100
150
150
2.7.2 R3_ADJ_FL[1:0] -- Value for Internal Loop Filter Resistor R3 During Fastlock
R3_ADJ_FL Value
0
1
2
3
R3 Resistor During Fastlock (k
)
10
20
30
40
2.7.3 R3_ADJ[1:0] -- Value for Internal Loop Filter Resistor R3
R3_ADJ
0
1
2
3
R3 Value (k
)
10
20
30
40
2.7.4 R4_ADJ_FL[1:0] -- Value for Internal Loop Filter Resistor R4 During Fastlock
R4_ADJ_FL
0
1
2
3
R4 Value during Fast Lock (k
)
10
20
30
40
2.7.5 R4_ADJ[1:0] -- Value for Internal Loop Filter Resistor R4
R4_ADJ
0
1
2
3
R4 Value (k
)
10
20
30
40
2.7.6 EN_LPFLTR-- Enable for Partially Integrated Internal Loop Filter
The Enable Loop Filter bit is used to enable/disable the 3rd and 4th pole on-chip loop filters.
EN_LPFLTR
3rd and 4th Poles of Loop Filter
disabled
(R3 = R4 = 0 ohms and C3 + C4 = 200pF)
enabled
0
1
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LMX2531LQ1500E/NOPB | 功能描述:鎖相環(huán) - PLL RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray |
| LMX2531LQ1500E_08 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Performance Frequency Synthesizer System with Integrated VCO |
| LMX2531LQ1500EX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Performance Frequency Synthesizer System with Integrated VCO |
| LMX2531LQ1515E | 制造商:Texas Instruments 功能描述:PLL Frequency Synthesizer Single 1450MHz to 1580MHz 36-Pin LLP EP T/R 制造商:Texas Instruments 功能描述:CLOCK SYNTHESIZER 1.6GHZ 36LLP |
| LMX2531LQ1515E/NOPB | 功能描述:鎖相環(huán) - PLL RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray |
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