| 数据搜索系统,热门电子元器件搜索 |
|
AD9954/PCB 数据表(PDF) 1 Page - Analog Devices |
|
|
|||||||||||||||||||||||||||||
AD9954/PCB 数据表(HTML) 1 Page - Analog Devices |
|
1 / 36 page ![]() 400 MSPS 14-Bit, 1.8 V CMOS Direct Digital Synthesizer AD9954 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 that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 www.analog.com Fax: 781.326.8703 © 2003 Analog Devices, Inc. All rights reserved. FEATURES 400 MSPS internal clock speed Integrated 14-bit DAC Programmable phase/amplitude dithering 32-bit tuning word Phase noise ≤ –120 dBc/Hz @ 1 kHz offset (DAC output) Excellent dynamic performance >80 dB SFDR @ 160 MHz (±100 kHz offset) AOUT Serial I/O control Ultrahigh speed analog comparator Automatic linear and nonlinear frequency sweeping capability 4 frequency/phase offset profiles 1.8 V power supply Software and hardware controlled power-down 48-lead TQFP/EP package Integrated 1024 word × 32-bit RAM Support for 5 V input levels on most digital inputs PLL REFCLK multiplier (4× to 20×) Internal oscillator, can be driven by a single crystal Phase modulation capability Multichip synchronization APPLICATIONS Agile LO frequency synthesis Programmable clock generator FM chirp source for radar and scanning systems Automotive radar Test and measurement equipment Acousto-optic device drivers FUNCTIONAL BLOCK DIAGRAM FREQUENCY ACCUMULATOR STATIC RAM 1024 × 32 COS(X) CONTROL REGISTERS OSCILLATOR/BUFFER COMPARATOR SYNC ENABLE I/O UPDATE DAC_RSET DDS CORE PHASE OFFSET PHASE ACCUMULATOR Z–1 Z–1 IOUT IOUT OSK PWRDWNCTL COMP_OUT COMP_IN COMP_IN REFCLK REFCLK CRYSTAL OUT I/O PORT PS<1:0> RAM DATA <31:18> DDS CLOCK RAM DATA DAC MUX SYSTEM CLOCK SYSTEM CLOCK SYNC_IN SYNC_CLK RESET TIMING AND CONTROL LOGIC 4 ×–20× CLOCK MULTIPLIER ÷ 4 AD9954 32 32 32 14 14 14 32 10 3 19 14 0 32 32 M U X M U X M U X θ Figure 1. 48-LeadTQFP/EP |
类似零件编号 - AD9954/PCB |
|
类似说明 - AD9954/PCB |
|
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |