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ADF4106 PDF预览

ADF4106

更新时间: 2024-01-28 12:33:03
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
20页 227K
描述
PLL Frequency Synthesizer

ADF4106 技术参数

生命周期:Active包装说明:,
Reach Compliance Code:unknown风险等级:5.65
模拟集成电路 - 其他类型:PLL FREQUENCY SYNTHESIZERBase Number Matches:1

ADF4106 数据手册

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a
PLL Frequency Synthesizer  
ADF4106  
GENERAL DESCRIPTION  
FEATURES  
The ADF4106 frequency synthesizer can be used to implement  
local oscillators in the up-conversion and down-conversion  
sections of wireless receivers and transmitters. It consists of a  
low-noise digital PFD (Phase Frequency Detector), a precision  
charge pump, a programmable reference divider, programmable  
A and B counters and a dual-modulus prescaler (P/P + 1). The  
A (6-bit) and B (13-bit) counters, in conjunction with the dual  
modulus prescaler (P/P + 1), implement an N divider (N = BP + A).  
In addition, the 14-bit reference counter (R Counter), allows  
selectable REFIN frequencies at the PFD input. A complete  
PLL (Phase-Locked Loop) can be implemented if the synthe-  
sizer is used with an external loop filter and VCO (Voltage  
Controlled Oscillator). Its very high bandwidth means that  
frequency doublers can be eliminated in many high-frequency  
systems, simplifying system architecture and lowering cost.  
6.0 GHz Bandwidth  
2.7 V to 3.3 V Power Supply  
Separate Charge Pump Supply (VP) Allows Extended  
Tuning Voltage in 3 V Systems  
Programmable Dual Modulus Prescaler  
8/9, 16/17, 32/33, 64/65  
Programmable Charge Pump Currents  
Programmable Anti-Backlash Pulsewidth  
3-Wire Serial Interface  
Analog and Digital Lock Detect  
Hardware and Software Power-Down Mode  
APPLICATIONS  
Broadband Wireless Access  
Instrumentation  
Wireless LANS  
Base Stations For Wireless Radio  
FUNCTIONAL BLOCK DIAGRAM  
AV  
V
P
DV  
CPGND  
R
SET  
DD  
DD  
REFERENCE  
14-BIT  
R COUNTER  
REF  
PHASE  
FREQUENCY  
DETECTOR  
IN  
CHARGE  
PUMP  
CP  
14  
R COUNTER  
LATCH  
LOCK  
DETECT  
CURRENT  
SETTING 1  
CURRENT  
SETTING 2  
CLK  
DATA  
LE  
24-BIT INPUT  
REGISTER  
FUNCTION  
LATCH  
CPI3 CPI2 CPI1  
CPI6 CPI5 CPI4  
HIGH Z  
22  
AB COUNTER  
LATCH  
FROM  
FUNCTION  
LATCH  
19  
AV  
DD  
MUXOUT  
MUX  
13  
SD  
OUT  
N = BP + A  
13-BIT  
B COUNTER  
LOAD  
M3 M2 M1  
RF  
A
B
IN  
PRESCALER  
P/P + 1  
RF  
IN  
LOAD  
6-BIT  
A COUNTER  
ADF4106  
6
CE  
AGND DGND  
REV. 0  
Information furnished by Analog Devices is believed to be accurate and  
reliable. However, no responsibility is assumed by Analog Devices for its  
use, norforanyinfringementsofpatentsorotherrightsofthirdpartiesthat  
may result from its use. No license is granted by implication or otherwise  
under any patent or patent rights of Analog Devices.  
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.  
Tel: 781/329-4700  
Fax: 781/326-8703  
www.analog.com  
© Analog Devices, Inc., 2001  

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