參數(shù)資料
型號: ADF4158CCPZ-RL7
廠商: Analog Devices Inc
文件頁數(shù): 28/36頁
文件大?。?/td> 0K
描述: IC FRACTION N FREQ SYNT 24LFCSP
標(biāo)準(zhǔn)包裝: 1,500
類型: 分?jǐn)?shù) N 合成器(RF)
PLL:
輸入: CMOS,TTL
輸出: 時鐘
電路數(shù): 1
比率 - 輸入:輸出: 2:1
差分 - 輸入:輸出: 是/無
頻率 - 最大: 6.1GHz
除法器/乘法器: 是/是
電源電壓: 2.7 V ~ 3.3 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 24-WFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 24-LFCSP-WQ(4x4)
包裝: 帶卷 (TR)
ADF4158
Data Sheet
Rev. G | Page 34 of 36
APPLICATION OF ADF4158 IN FMCW RADAR
The ADF4158 in FMCW radar is used for generating ramps
(sawtooth or triangle) that are necessary for this type of radar to
operate. Traditionally, the PLL was driven directly by a direct digital
synthesizer (DDS) to generate the required type of waveform.
Due to the implemented waveform generating mechanism on the
ADF4158, a DDS is no longer needed, which reduces cost. In
addition, the PLL solution has advantages over another method
(the DAC driving the VCO directly) for generating FMCW ramps,
which suffered from VCO tuning characteristics nonlinearities
requiring compensation. The PLL method gives highly linear
ramps without the need for calibration.
The application of ADF4158 in FMCW radar is shown in
08728-
034
LINEAR
FREQUENCY
SWEEP
NO DDS REQUIRED
WITH ADF4158
REFERENCE
OSCILLATOR
26MHz
VCO
ADF4158
PLL
×5
MULTIPLY
×15
×3
PA
Tx
ANTENNA
Rx
ANTENNAS
76.5GHz
TO
77.0GHz
5.1GHz
TO
5.1333GHz
MICRO-
CONTROLLER
16B
10B
TO
12B
BUS
CAN/FLEXRAY
RANGE
COMPENSATION
BASEBAND
MIXER
DSP
ADSP-BF531
AD9288
AD9203
AD9235
MUX
AMP
ADC
HPF
Figure 48. FMCW Radar with ADF4158
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ADF4158WCCPZ 功能描述:IC FRAC-N FREQ SYNTH 24LFCSP 制造商:analog devices inc. 系列:- 包裝:托盤 零件狀態(tài):在售 類型:分?jǐn)?shù) N 合成器(RF) PLL:是 輸入:CMOS,TTL 輸出:時鐘 電路數(shù):1 比率 - 輸入:輸出:2:1 差分 - 輸入:輸出:是/無 頻率 - 最大值:6.1GHz 分頻器/倍頻器:是/是 電壓 - 電源:2.7 V ~ 3.3 V 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-WFQFN 裸露焊盤 供應(yīng)商器件封裝:24-LFCSP-WQ(4x4) 標(biāo)準(zhǔn)包裝:1
ADF4158WCCPZ-RL7 功能描述:IC FRAC-N FREQ SYNTH 24LFCSP RoHS:是 類別:集成電路 (IC) >> 時鐘/計時 - 時鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:Precision Edge® 類型:時鐘/頻率合成器 PLL:無 輸入:CML,PECL 輸出:CML 電路數(shù):1 比率 - 輸入:輸出:2:1 差分 - 輸入:輸出:是/是 頻率 - 最大:10.7GHz 除法器/乘法器:無/無 電源電壓:2.375 V ~ 3.6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-VFQFN 裸露焊盤,16-MLF? 供應(yīng)商設(shè)備封裝:16-MLF?(3x3) 包裝:帶卷 (TR) 其它名稱:SY58052UMGTRSY58052UMGTR-ND
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ADF4159CCPZ 制造商:Analog Devices 功能描述:Fractional-N Frequency Synthesizer 24-Pin LFCSP EP Tray 制造商:Analog Devices 功能描述:DIRECT MODULATION/FAST WAVEFORM GENERATING, 13 GHZ, FRACTION - Trays 制造商:Analog Devices 功能描述:IC PLL FREQ SYNTHESIZER 24LFCSP 制造商:Analog Devices Inc. 功能描述:Phase Locked Loops - PLL
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