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Description: 介绍了一种高性能模数转换器件AD7731的主要特点和工作原理，叙述了其在应力测试中与单片机的接口电路和软件设计。并且详细讨论了使用AD7731的几项关键技术-introduces a high-performance Analog to Digital AD7731 pieces of the main characteristics and the principle of described their stress testing and MCU interface circuit and software design. And discussed in detail the use of the AD7731 several key technologies
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Author: yan |
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Description: 高性能模数转换器AD6640的ARM控制源码
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Size: 2882 |
Author: 黄何 |
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Description: AD667外围电路简单的12位高性能数模转换
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Size: 566951 |
Author: wangkai |
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Description: Cirrus Logic的24bit AD转换芯片，性能相当不错，性价比很难有与之匹敌的
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Size: 2779 |
Author: hrblgd |
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Description: 介绍了一种高性能模数转换器件AD7731的主要特点和工作原理，叙述了其在应力测试中与单片机的接口电路和软件设计。并且详细讨论了使用AD7731的几项关键技术-introduces a high-performance Analog to Digital AD7731 pieces of the main characteristics and the principle of described their stress testing and MCU interface circuit and software design. And discussed in detail the use of the AD7731 several key technologies
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Size: 45056 |
Author: yan |
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Description: 高性能模数转换器AD6640的ARM控制源码-High-performance ADC AD6640 source of the ARM control
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Size: 3072 |
Author: 黄何 |
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Description: AD421 是美国ADI 公司推出的高性能模数转换器,其优良特性使其被广泛应用于各种智能变送器中及其他工
业控制场合中AD421程序，产生4到20MA电流，-AD421 procedures, resulting in 4 to 20mA current
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Size: 4096 |
Author: allen |
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Description: 对射频设计者来说，高速的信号处理器加上高性能的数模/模数转换器的进步，使得将更高的中频数字化成为可能。从而进一步减少了射频（RF）部分，并且在整体上提高了射频（RF）部分的性能。图1-1是一个现代无线数字接收机的功能模块框图。这里，射频的模拟部分被限制在信号前端，而几乎全部的基带和中频（IF）处理都是数字实现的。详细介绍在射频（RF）和中频（IF）中所应用到的现代方法，这本书的其它章节将进一步介绍数字信号处理和传输数据的解码-Heterodyne
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Author: zhlg |
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Description: 采用FPGA控制ADS7844进行模数转换。ADS7844 是Burr_Brown公司推出的一种高性能、宽电压、低功耗的12 b串行数模转换器。它有8个模拟输入端，可用软件编程为8通道单端输入A／D转换器或4通道差分输入A／D转换器，其转换率高达200 kHz，而线性误差和差分误差最大仅为±1 LSB。-Using FPGA control ADS7844 analog to digital conversion. ADS7844 is a Burr_Brown the company introduced a high-performance, wide-voltage, low-power 12 b serial DAC. It has 8 analog inputs, available software programming for the 8-channel single-ended input A/D converter or 4-channel differential input A/D converter, the conversion rate of up to 200 kHz, while the maximum linearity error and differential error is only To ± 1 LSB.
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Size: 160768 |
Author: Liu Bin |
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Description: 24位高性能模数转换器ADS1274ADSl278及其应用-ADS1274ADSl278
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Author: 余志文 |
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Description: 高性能可编程模数转换器及其在测温系统中的应用。该存储包含有的数据大小以及对模数系统的数据存储。-High Performance Programmable ADC and its application of temperature measurement system. The store contains some of the data size and the modulus of the system of data storage.
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Author: 柳莺 |
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Description: TLV320AIC23（以下简称AIC23）是TI推出的一款高性能的立体声音频Codec芯片，内置耳机输出放大器，支持MIC和LINE IN两种输入方式（二选一），且对输入和输出都具有可编程增益调节。AIC23的模数转换（ADCs）和数模转换（DACs）部件高度集成在芯片内部，采用了先进的Sigma－delta过采样技术，可以在8K到96K的频率范围内提供16bit、20bit、24bit和32bit的采样，ADC和DAC的输出信噪比分别可以达到90dB和100dB。与此同时，AIC23还具有很低的能耗，回放模式下功率仅为23mW，省电模式下更是小于15uW。由于具有上述优点，使得AIC23是一款非常理想的音频模拟I/O器件，可以很好的应用在随声听（如CD，MP3……）、录音机等数字音频领域。-TLV320AIC23 (hereinafter referred to as AIC23) is a TI introduced a high-performance stereo audio Codec chip, built-in headphone output amplifier, to support both MIC and LINE IN input (check one), and the input and output are programmable Gain adjustment. AIC23 analog to digital conversion (ADCs) and digital-analog converters (DACs) of highly integrated components inside the chip, using the advanced Oversampling Sigma-delta technology, the frequency in the range of 8K to 96K provide 16bit, 20bit, 24bit and 32bit Sampling, ADC and the DAC s output signal to noise ratio up to 90dB, respectively, and 100dB. At the same time, AIC23 also has very low energy consumption, playback mode, power is only 23mW, power-saving mode is less than 15uW. Because of these advantages, making the AIC23 is a very good analog audio I/O devices, the Walkman can be a good application (such as CD, MP3 ... ...), tape recorders and other digital audio field.
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Author: 王伟 |
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Description: 一种高性能模数转换器件AD7731的主要特点和工作原理，叙述了其在应力测试中与单片机的接口电路和软件设计。并且详细讨论了使用AD7731的几项关键技术-A high modulus conversion device AD7731 main characteristics and working principle, and describes the stress tests and SCM interface circuit and software design. And discusses the use of the AD7731 several key technology
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Size: 47104 |
Author: 赵祥 |
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Description: 一种高性能模数转换器件AD7731的主要特点和工作原理，叙述了其在应力测试中与单片机的接口电路和软件设计。并且详细讨论了使用AD7731的几项关键技术-A high modulus conversion device AD7731 main characteristics and working principle, and describes the stress tests and SCM interface circuit and software design. And discusses the use of the AD7731 several key technology
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Size: 4096 |
Author: 赵祥 |
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Description: 本文首先介绍了逆变电源的发展现状及趋势。文中分析了适合数字控制的基于DSP 处理器 TMS320F2812 和智能功率模块（IPM）的逆变器硬件；介绍了 SVPWM逆变技术的基本理论，详细推导出了五种具体的 SVPWM 实现模式，并通过比较说明不同实现模式的优缺点，得到本课题采用的一种优化模式，设计研究了基于 SVPWM控制方式的软件；介绍了 Q 格式的基本理论，在程序中变量间的运算采用 Q 格式，提高了系统数据运算的速度和精度，实现了在定点处理器上进行高性能的浮点运算；详细讨论了片上模数转换模块的转换误差来源及影响，研究了减小转换误差的方法，采用了软件方法来对转换结果进行实时校正，提高了模数转换的准确度。-In the first, the current situation and development trends of the inverters are presented in the paper. Following is the analyses of hardware of the inverter suiting for digital control based on digital signal processor TMS320F2812 and the intelligent power module(IPM) the basic theory of space vector pulse width modulation (SVPWM) is introduced, five specific SVPWM modes of implementation are educed detailedly, following by the comparison which shows the advantages and disadvantages of different patterns, an optimization mode is got which is used in this project, and the software is designed based on SVPWM control pattern the basic theory of Q format is presented, variable Q format is adopted during the procedure for the calculation which improves the operation of the system data speed and precision, achieving the targeted processor for high-performance floating-point operation in the fixed-point DSP the error sources and effects of the on-chip analog-to-digital conversion module(A
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Author: 李游原 |
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Description: AD7405芯片手册
AD7405是一款高性能二阶Σ-Δ调制器，片上的数字隔离采用ADI公司的iCoupler® 技术，能将模拟输入信号转换为高速单个位LVDS数据流。 AD7405采用5 V (VDD1)电源供电，可输入±250 mV的差分信号（满量程±320 mV）。 该差分输入信号非常适合用于在要求电流隔离的高电压应用中监控分流电压。
应用
分路电流监控
交流电机控制
功率和太阳能逆变器
风轮机逆变器
数据采集系统
模数及光隔离器的方案替代-AD7405 AD7405 is a high performance chip manual second-order Σ-Δ modulator chip digital isolation on ADI' s iCoupler technology, capable of high-speed analog input signal into a single-bit LVDS data streams. AD7405 using 5 V (VDD1) power supply, you can enter 250 mV differential signal (full scale 320 mV). The differential input signal is very suitable for monitoring the voltage at the shunt current isolation requirements for high voltage applications. Application shunt current monitoring AC motor control power and solar inverters wind turbine inverter data acquisition systems and optical isolators modulus alternative programs
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Size: 342016 |
Author: sol |
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Description: ad9248完整详细资料文件，AD9248是一款双核、3 V、14位、20/40/65 MSPS模数转换器（ADC），集成了两个高性能采样保持放大器和一个基准电压源。它采用多级差分流水线架构，内置输出纠错逻辑，在最高65 MSPS数据速率时可提供14位精度，并保证在整个工作温度范围内无失码。-Ad9248 complete details file, ad9248 is a dual-core, 3 V, 14, 20/40/65 you AD converter (ADC), integrates the two high-performance sampling hold amplifier and a reference voltage source. It using multistage difference pipeline architecture, with the output error correction logic, at the highest 65 installed base data rate can provide 14 accuracy, and ensure the work in the whole temperature range without loss of code.
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Author: 王龙飞 |
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Description: PSoC? 4 是一个可扩展和可重配置的平台架构，是一个包含ARM? Cortex?-M0 CPU 的可编程嵌入式系统控制器。它把可编程、可
重新配置的模拟和数字模块与灵活的自动布线资源相结合。基于该平台的PSoC 4XX7_BLE 系列产品集成了下面各成分：集成低功耗
蓝牙（简称BLE，还称为Bluetooth Smart）的微控制器、无线模块和子系统。其他功能包括数字可编程逻辑、高性能的模数转换
（ADC） 、比较器模式的运算放大器以及标准通信和时序外设。为了满足新应用和设计的要求， PSoC 4XX7_BLE 产品完全能够与
PSoC 4 平台系列产品向上兼容。可编程模拟和数字子系统支持在运行环境下调整的灵活设计。(PSoC4 BLE New Product Introduction PSoC = Programmable System-on-Chip BLE = Bluetooth Low Energy)
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Author: 12122121
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Description: 高性能数模混合集层电路设计，如锁相环、模数转换器、基带等的设计(intergrated circuit design)
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Size: 15728640 |
Author: 卡瓦格博2018 |
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Description: 国产9268 配置FPGA 码 ，AD9268是一款双通道、16位、125 MSPS模数转换器(ADC)，设计用来支持需要高性能、低成本、小尺寸且具多功能性的通信应用。(adi ad9268 16-Bit, 125 MSPS/105 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter)
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Size: 1024 |
Author: panshuo666 |
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