模拟技术
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12-Bit Sampling A/D Converter
Abstract: This application note uses a timer IC (ICL7555), CMOS logic and discrete transistors to automatically control the conversion the MAX190 12-bit SAR analog-to-digital converter (ADC). The delay between conversions can be program...
2009-04-16 1300
MAX5881直接RF合成DAC与FPGA的接口
摘要：本应用笔记讨论了4.3Gsps下行电缆直接RF合成DAC MAX5881与现场可编程门阵列(FPGA)的接口技术。讨论的重点是MAX5881高速数字输入与Xilinx® Virtex™-5 FPGA的接口时序。这里讨论的...
2009-04-16 683
混叠频率计算器
摘要：本应用笔记提供一种快速、容易使用的工具，用来确定镜像信号的真实位置和重叠频率的位置，以及典型频谱中的谐波频率。所得数据用于分析模/数转换器(ADC)和数/模转换器(...
2009-04-16 1631
测量MAX999比较器的输出抖动
摘要：在某些应用中，采用MAX999等高速比较器将输入正弦信号转换成方波，产生时钟输出，对于这些应用，了解所生成时钟的抖动非常重要。本应用笔记回顾了抖动的基本理论，介...
2009-04-16 2270
运算放大器关键术语
摘要：本术语表收集了运算放大器的术语和规格参数，为设计人员提供一个简便的参考指南。 本文介绍了在运算放大器(op amp)数据资料的Electrical Characteristics表格中列出...
2009-04-16 536
How Quantization and Thermal N
Abstract: The following application note provides an insight into the mathematical definitions of quantization and thermal noise, parameters which can significantly affect the signal-to-noise ratio (SNR) and signal-to-noise plus distortion...
2009-04-16 367
Selecting the Optimum Test Ton
Abstract: An earlier application note, "Coherent Sampling vs. Window Sampling," covered the basics of coherent sampling. It showed differences between tests performed with coherent sampling and windowed sampling conditions. The following t...
2009-04-16 655
Critical DAC Parameters for Mu
Abstract: The following article provides an insight of how the 260Msps, 14-bit digital-to-analog converter (DAC) MAX5195 with LVPECL digital inputs fits into GSM/EDGE-based transceiver designs. The article details the exact SFDR, IMD, SNR ...
2009-04-16 698
Understanding ADC Noise for Sm
Abstract: The following article describes the relationship between small-signal and large-signal inputs and the noise + distortion performance of a data converter and its impact on the sensitivity and AC performance of a digital receiver s...
2009-04-16 1257
Histogram Testing Determines D
Abstract: Also called code density test, the histogram test approach helps determine nonlinearity parameters such as differential and integral nonlinearities (INL and DNL) in data converters. The following application note lends insight in...
2009-04-16 1189
A Simple ADC Comparison Matrix
Abstract: Maxim manufactures analog-to-digital converters (ADCs) using the six popular ADC architectures. Deciding on the correct ADC requires tradeoffs between resolution, channel count, power consumption, size, conversion time, static pe...
2009-04-16 546
正确选择输入网络，优化高速ADC的动态性能和增益平坦度
该应用笔记论述了如何选择适当的变压器和无源元件，并在不牺牲高速ADC动态性能的情况下获得较宽的输入频响的增益平坦度。 对于较高IF的模/数转换器(ADC)，正确选...
2009-04-16 412
High-Speed ADC Sets Input Comm
Abstract: The input common-mode voltage range (VCM) is important in the design of communication receivers that include baseband-sampling, high-speed ADCs. A VCM is especially important for single-supply, low-voltage circuits with DC-couple...
2009-04-16 551
Crunching FFTs with Microsoft
Abstract: This application note demonstrates how to quickly verify the dynamic performance of any ADC without requiring expensive data-processing software. Although Microsoft Excel limits the number of data points to 4k, this application n...
2009-04-16 468
DS1859数控电阻与MAX3735激光驱动器的连接
摘要：本文介绍DS1859数控电阻与MAX3735激光驱动器连接时的三种选择，包括采用运放实现线性传输函数的新技术。它可以调整到任意电流范围，甚至可以产生一个电流大于电位器...
2009-04-16 1370
Interfacing the MAX5195 High-S
Abstract: The following applications brief provides two practical solutions, enabling users of the MAX5195 high-speed digital-to-analog converter (DAC) to design a reliab...
2009-04-16 760
Dynamic Testing of High-Speed
Abstract: Analog-to-digital converters (ADCs) represent the link between analog and digital worlds in receivers, test equipment and other electronic devices. As outlined in Part 1 of this article series, a number of key dynamic parameters ...
2009-04-16 852
Design a Low-Jitter Clock for
Abstract: High-speed applications using ultra-fast data converters in their design often require an extremely clean clock signal to make sure an external clock source does not contribute undesired noise to the overal dynamic performance of...
2009-04-16 1587
Coherent Sampling vs. Window S
Abstract: One of the most useful techniques for evaluating the dynamic performance of fast and ultra-fast data converters is coherent sampling. This technique increases the spectral resolution of a Fast Fourier Transform (FFT) and eliminat...
2009-04-16 641
The MAX555 PLCC-to-TQFP Printe
Abstract: Recently, the MAX555 has changed its package type from a 68-pin PLCC (Plastic Lead Chip Carrier) to a 64-pin TQFP (Thin Quad Flat Pack) package. To accommodate ...
2009-04-16 745
Pipeline ADCs Come of Age
Pipeline ADCs Come of Age Abstract: In the mid 1970s, a new data converter architecture was introduced to the analog and mixed-signal community, called pipeline ADCs. The following article takes the knowledge of advantages and d...
2009-04-16 985
如何在DC-DC转换器中增加裕量调节功能
如何在DC-DC转换器中增加裕量调节功能 本应用笔记介绍了一种简便的通过连接DS4404 4通道可调节电流型DAC (或2通道版本DS4402)在DC-DC转换器中增加裕量调节功能的方法。 ...
2009-04-16 532
Pots, Pans, Logs, and Linear D
Pots, Pans, Logs, and Linear Digital Pots Create Arbitrary Voltage Curves ...
2009-04-16 1671
Design Guidelines for High-Per
Abstract: This application note will help the designer of a high-performance multichannel, simultaneous-sampling data-acquisition system (DAS). It explains how to select the proper components and place them on the PCB to achieve optimum pe...
2009-04-16 957
Defining and Testing Dynamic P
Abstract: The first part of this article series discusses commonly known definitions most crucial for high-speed data converters (in this case analog-to-digital converter or short ADCs) used in communications, instrumentation and data acqu...
2009-04-16 408
Defining and Testing Dynamic P
Abstract: The first part of this article series discusses commonly known definitions most crucial for high-speed data converters (in this case analog-to-digital converter or short ADCs) used in communications, instrumentation and data acqu...
2009-04-16 472
Novel Storage Idea Supports Ul
Novel Storage Idea Supports Ultra-Fast Data Acquisition Abstract: The following article describes how to slow down and store high-speed data of a typical flash data converter such as the MAX101A. This note also provides helpful ...
2009-04-16 1001
Multiply Your Sampling Rate wi
Multiply Your Sampling Rate with Time-Interleaved Data Converters Abstract: Interleaving multiple analog-to-digital converters (ADCs) is usually performed with the intent to increase a converters effective sample rate, especiall...
2009-04-16 1634
INL/DNL Measurements for High-
Abstract: Although integral and differential nonlinearity may not be the most important parameters for high-speed, high dynamic performance data converters, they gain significance when it comes to high-resolution imaging applications. The ...
2009-04-16 1902
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