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參數(shù)資料
| 型號(hào)： | LMX2505 |
| 廠(chǎng)商： | National Semiconductor Corporation |
| 英文描述： | PLLatinu Dual Frequency Synthesizer System with Integrated VCOs |
| 中文描述： | PLLatinu雙頻率合成系統(tǒng)的集成和VCO |
| 文件頁(yè)數(shù)： | 2/16頁(yè) |
| 文件大?。?/td> | 231K |
| 代理商： | LMX2505 |
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Connection Diagram
28-Pin 5x5 LLP (LQ) Package
20067102
NOTE:
Analog ground connected through exposed die attached pad.
Pin Descriptions
Pin Number
1
2
3
4
5
6
7
8
9
Name
OSCin
GND
V
DD
GND
NC
NC
V
DD
NC
L1
I/O
I
—
—
—
—
—
—
—
—
Description
Reference frequency input
Ground for digital circuitry
Supply voltage for analog circuitry
Ground for analog circuitry
Do not connect to any node on the printed circuit board.
Do not connect to any node on the printed circuit board.
Supply voltage for RF analog circuitry
Do not connect to any node on the printed circuit board.
RF2 VCO tank pin. An external inductor is required between pins
L1 and L2 to set the resonant frequency of RF2 VCO (PDC800).
RF2 VCO tank pin. An external inductor is required between pins
L1 and L2 to set the resonant frequency of RF2 VCO (PDC800).
Do not connect to any node on the printed circuit board.
Do not connect to any node on the printed circuit board.
Supply voltage for RF analog circuitry
RF output of RF1 VCO for PDC1500
Supply voltage for RF analog circuitry
RF output of RF2 VCO for PDC800
Supply voltage for analog circuitry
Ground for digital circuitry
Supply voltage for digital circuitry
Ground for digital circuitry
Supply voltage for digital circuitry
MICROWIRE Latch Enable
MICROWIRE Data
MICROWIRE Clock
Chip enable control pin
Band select control pin
Lock detect pin
Supply voltage for digital circuitry
10
L2
—
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
NC
NC
V
DD
RF1out
V
DD
RF2out
V
DD
GND
V
CC
GND
V
CC
LE
DATA
CLK
CE
BS
LD
V
CC
—
—
—
O
—
O
—
—
—
—
—
I
I
I
I
I
O
—
L
www.national.com
2
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LMX25051321EVAL/NOPB | 功能描述:EVALUATION BOARD FOR LMX25051321 RoHS:是 類(lèi)別:編程器，開(kāi)發(fā)系統(tǒng) >> 評(píng)估演示板和套件 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:1 系列:PCI Express® (PCIe) 主要目的:接口，收發(fā)器，PCI Express 嵌入式:- 已用 IC / 零件:DS80PCI800 主要屬性:- 次要屬性:- 已供物品:板 |
| LMX2505LQ1321 | 制造商:Texas Instruments 功能描述:PLL VCO CDMA SMD 2505 LLP-28 |
| LMX2505LQ1321/NOPB | 功能描述:IC FREQ SYNTH DUAL W/VCO 28LLP RoHS:是 類(lèi)別:RF/IF 和 RFID >> RF 其它 IC 和模塊 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:100 系列:* |
| LMX2505LQX1321 | 功能描述:IC SYNTHESIZER PLL VCO 28-LLP RoHS:是 類(lèi)別:RF/IF 和 RFID >> RF 其它 IC 和模塊 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:100 系列:* |
| LMX2512 | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:PLLatinum⑩ Frequency Synthesizer System with Integrated VCO |
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