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參數資料
| 型號： | LMX2355SLB |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | XO, clock |
| 英文描述： | PLLatinum Fractional N RF/ Integer N IF Dual Low Power Frequency Synthesizer |
| 中文描述： | PLL FREQUENCY SYNTHESIZER, 2500 MHz, QCC24 |
| 封裝： | CSP-24 |
| 文件頁數： | 18/23頁 |
| 文件大小： | 403K |
| 代理商： | LMX2355SLB |
Programming Description
(Continued)
5.2.2 N REGISTER—(8/9/12/13) PRESCALER OPERATING IN FRACTIONAL MODE
(RF_N[6]–RF_N[20])
RF_N_CNTR [14:0]
Divide
Ratio
1–23
24–39
40
41
...
16383
C Word
B Word
A Word
Divide Ratios Less than 24 are impossible since it is required that C
>
=3
Some of these N values are Legal Divide Ratios, some are not
0
0
0
0
0
0
0
0
0
0
.
.
.
.
.
1
1
1
1
1
0
0
.
1
0
0
.
1
0
0
.
1
1
1
.
1
0
0
.
1
1
1
.
1
0
0
0
0
0
0
.
1
0
0
.
1
0
1
.
1
N REGISTER—(16/17/20/21) PRESCALER OPERATING IN FRACTIONAL MODE
(RF_N[6]–RF_N[20])
RF_N_CNTR [14:0]
Divide
Ratio
1–47
48–79
80
81
...
32767
C Word
B Word
A Word
Divide Ratios Less than 48 are impossible since it is required that C
>
=3
Some of these N values are Legal Divide Ratios, some are not
0
0
0
0
0
0
0
0
0
0
.
.
.
.
.
1
1
1
1
1
0
0
.
1
0
0
.
1
0
0
.
1
1
1
.
1
0
0
.
1
1
1
.
1
0
0
0
1
0
0
.
1
0
0
.
1
0
1
.
1
5.2.3 FRACTIONAL MODULUS ACCUMULATOR (FRAC_CNTR)
(RF_N[2]–RF_N[5])
Fractional Ratio (F)
Modulus 15
0
1/15
2/15
14/15
N/A
FRAC_CNTR
Modulus 16
0
1/16
2/16
14/16
15/16
RF_N[5]
0
0
0
1
1
RF_N[4]
0
0
0
1
1
RF_N[3]
0
0
1
1
1
RF_N[2]
0
1
0
0
1
L
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相關代理商/技術參數 |
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|---|---|
| LMX2355TM | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinum Fractional N RF/ Integer N IF Dual Low Power Frequency Synthesizer |
| LMX2360 WAF | 制造商:Texas Instruments 功能描述: |
| LMX2360TMX | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| LMX2364 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:2.6 GHz PLLatinum Fractional RF Frequency Synthesizer with 850 MHz Integer IF Frequency Synthesizer |
| LMX2364EVAL | 功能描述:BOARD EVALUATION LMX2364 RoHS:否 類別:編程器，開發系統 >> 過時/停產零件編號 系列:PLLatinum™ 標準包裝:1 系列:- 傳感器類型:CMOS 成像，彩色（RGB） 傳感范圍:WVGA 接口:I²C 靈敏度:60 fps 電源電壓:5.7 V ~ 6.3 V 嵌入式:否 已供物品:成像器板 已用 IC / 零件:KAC-00401 相關產品:4H2099-ND - SENSOR IMAGE WVGA COLOR 48-PQFP4H2094-ND - SENSOR IMAGE WVGA MONO 48-PQFP |
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