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AD9852AST PDF预览

AD9852AST

更新时间: 2024-01-21 04:38:51
品牌 Logo 应用领域
亚德诺 - ADI 数据分配系统
页数 文件大小 规格书
42页 426K
描述
CMOS 300 MHz Complete-DDS

AD9852AST 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:QFP
包装说明:HTQFP,针数:80
Reach Compliance Code:unknown风险等级:5.65
模拟集成电路 - 其他类型:PLL FREQUENCY SYNTHESIZERJESD-30 代码:S-PQFP-G80
JESD-609代码:e3长度:14 mm
湿度敏感等级:3功能数量:1
端子数量:80最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:HTQFP封装形状:SQUARE
封装形式:FLATPACK, HEAT SINK/SLUG, THIN PROFILE峰值回流温度(摄氏度):260
认证状态:COMMERCIAL座面最大高度:1.2 mm
最大供电电压 (Vsup):3.465 V最小供电电压 (Vsup):3.135 V
标称供电电压 (Vsup):3.3 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:MATTE TIN端子形式:GULL WING
端子节距:0.65 mm端子位置:QUAD
处于峰值回流温度下的最长时间:40宽度:14 mm
Base Number Matches:1

AD9852AST 数据手册

 浏览型号AD9852AST的Datasheet PDF文件第2页浏览型号AD9852AST的Datasheet PDF文件第3页浏览型号AD9852AST的Datasheet PDF文件第4页浏览型号AD9852AST的Datasheet PDF文件第5页浏览型号AD9852AST的Datasheet PDF文件第6页浏览型号AD9852AST的Datasheet PDF文件第7页 
CMOS 300 MHz  
Complete-DDS  
a
AD9852  
FEATURES  
300 MHz Internal Clock Rate  
Integrated 12-Bit Output DACs  
3.3 V Single Supply  
Multiple Power-Down Functions  
Single-Ended or Differential Input Reference Clock  
Small 80-Lead LQFP Packaging  
Ultrahigh-Speed, 3 ps RMS Jitter Comparator  
Excellent Dynamic Performance: 80 dB SFDR @ 100 MHz  
(؎1 MHz) AOUT  
4
؋
 to 20
؋
 Programmable Reference Clock Multiplier  
Dual 48-Bit Programmable Frequency Registers  
Dual 14-Bit Programmable Phase Offset Registers  
12-Bit Amplitude Modulation and Programmable  
Shaped On/Off Keying Function  
APPLICATIONS  
Agile, L.O. Frequency Synthesis  
Programmable Clock Generator  
FM Chirp Source for Radar and Scanning Systems  
Test and Measurement Equipment  
Commercial and Amateur RF Exciter  
Single Pin FSK and PSK Data Interface  
Linear or Nonlinear FM Chirp Functions with Single  
Pin Frequency “Hold” Function  
GENERAL DESCRIPTION  
The AD9852 digital synthesizer is a highly integrated device  
that uses advanced DDS technology, coupled with an internal  
high-speed, high-performance D/A converters and a comparator  
to form a digitally-programmable agile synthesizer function. When  
referenced to an accurate clock source, the AD9852 generates a  
highly stable, frequency-phase amplitude-programmable sine  
wave output that can be used as an agile L.O. in communications,  
radar, and many other applications. The AD9852’s innovative  
high-speed DDS core provides 48-bit frequency resolution  
(1 microHertz tuning steps). Phase truncation to 17 bits assures  
Frequency-Ramped FSK  
<25 ps RMS Total Jitter in Clock Generator Mode  
Automatic Bidirectional Frequency Sweeping  
SIN(x)/x Correction  
Simplified Control Interface  
10 MHz Serial, 2-Wire or 3-Wire SPI-Compatible or  
100 MHz Parallel 8-Bit Programming  
excellent SFDR. The AD9852’s circuit architecture allows the  
(continued on page 13)  
FUNCTIONAL BLOCK DIAGRAM  
300MHz  
DDS  
DIGITAL  
MULTIPLIER  
DIFF/SINGLE  
SELECT  
INV.  
SINC  
FILTER  
12-BIT DDS  
DAC  
I
ANALOG OUT  
12  
4
؋
–20
؋
 
REF CLK  
MULTI-  
REFERENCE  
CLOCK IN  
12  
DAC R  
SET  
PLEXER  
RAMP-UP/-DOWN  
CLOCK/LOGIC  
AND  
Q
PHASE/OFFSET  
MODULATION  
12-BIT  
DATA  
12-BIT CONTROL  
DAC  
MULTIPLEXER  
ANALOG OUT  
AD9852  
FSK/BPSK/HOLD  
DATA IN  
FREQUENCY TUNING WORD/PHASE WORD  
MULTIPLEXER AND RAMP START STOP LOGIC  
SHAPED  
ON/OFF KEYING  
12  
AMPLITUDE  
MODULATION  
DATA  
48-BIT  
FREQUENCY  
TUNING WORD  
14-BIT PHASE  
OFFSET/  
MODULATION  
ANALOG IN  
BIDIRECTIONAL  
I/O UPDATE  
PROGRAMMING REGISTERS  
READ  
CLOCK OUT  
PROGRAMMABLE RATE  
AND UPDATE CLOCKS  
I/O PORT BUFFERS  
WRITE  
COMPARATOR  
MASTER  
RESET  
+V  
GND  
SERIAL/PARALLEL  
SELECT  
S
6-BIT ADDRESS  
OR SERIAL  
8-BIT PARALLEL  
LOAD  
PROGRAMMING  
LINES  
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, nor for any infringements of patents or other rights of third parties  
which 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  
World Wide Web Site: http://www.analog.com  
© Analog Devices, Inc., 1999  

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