analog-digital chip 中文意思是什麼

analog-digital chip 解釋
模數轉換晶元
  • analog : n. = analogue.
  • digital : adj. 1. 手指的;指狀的。2. 數字的,數據的。n. 1. (鋼琴等的)琴鍵。2. 手指。
  • chip : n 1 碎片,削片,薄片;碎屑;薄木片;無價值的東西。2 (陶器等的)缺損(處)。3 (賭博用)籌碼;〈p...
  1. As a mix - mode chip, the application - specific controller including analog signal and digital signal processing block can be applied to receiving, amplifying, processing, controlling signals of pir, and offer a wide application in some fields. in analog circuits, by sub - threshold mosfet, a self - bias current source is presented, which has a high power supply restrain ratio and a complementary to absolute temperature characters

    這款晶元是一款數模混合晶元,包括模擬信號處理(含模數介面模塊)和數字信號處理兩大模塊,完整實現對紅外信號的接收、放大、處理、控制,產生有效數字電平驅動繼電器、可控硅等負載,應用於自動燈等多種場合。
  2. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼; fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制;視頻數據幀存模塊為大量高速的視頻數據提供緩沖區;基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號; d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用: i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。
  3. The delay chip, whose delay precision can be 10ps, wide band sample - hold amplifier ( sha ), and high speed and precise analog / digital conversion ( adc ) are used in the system

    能夠對5mhz以下的信號進行隨機采樣、波形顯示、頻譜分析,還能夠對採集的波形數據進行存儲、共享。
  4. It is not possible to join the two pins within the ic package because the analog part of the converter cannot tolerate the voltage resulting from the digital current flowing in the bond wire to the chip

    (過去)無法在晶元內部將二者連接的原因是數字電流流經內部引線電阻產生過大的電壓,晶元的模擬部分無法承受。
  5. The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system

    簡單介紹了基於開關電源技術的高壓電路設計;詳細講述了模擬穩流電源的閉環穩流原理,並在此基礎上討論了利用數字電路實現穩流的原理及可能性;選擇出適合數字穩流系統的新型晶元,完成了單片雙路穩流系統、雙片雙路穩流系統的軟硬體設計;給出了一種簡單易實現的比例?積分控製程序。
  6. First an analog video signal is decoded by saa7 11 a to form a digital video signal complying with ccir6o1 which then is compressed by an special chip ibms42o, at last, the video es is packed with audio es to form ts by computer

    具體來說,是把模擬視頻源解碼成符合ccir601規范要求的數字視頻源,經專用的mpeg2編碼晶元壓縮形成視頻es流送入計算機,與一路音頻es流打包復用后形成一路ts流。
  7. The control core of the hardware platform is a single chip micyoco mcs - 51, and a time - sharing bus is used to switch the test point in analog experiment and to control the input and output of the digital experiment

    本文所討論的硬體平臺的控制核心由mcs - 51單片機擔任,用分時總線控制模擬實驗測試點的切換和數字實驗的輸入輸出。
  8. It is widely used in many circuits, such as high precise comparators, a / d and d / a converters, drams, flash memory circuits, and other analog or mixed circuits. therefore, it is significant to develop a voltage reference circuitry that is compatible with digital cmos technology and can be integrated into a system on a chip ( soc )

    基準電壓源( voltagereference )是超大規模集成電路和系統的重要組成部分,應用於高精度比較器、 a d和d a轉換器、隨機動態存取存儲器、閃存電路等多種電路和電路單元,亦為系統集成晶元( soc , systemonachip )所廣泛採用。
  9. In the aspect of hardware design, the single - chip microcomputer " s minimum system is applied to design display device about keyboard operation and dac ( analog - to - digital converter ) which economizes large quantity of hardware resource

    在系統的硬體設計方面,對于鍵盤顯示和數-模轉換dac ,採用單片機的非總線應用系統的最小系統,節約了大量的硬體資源。
  10. The dissertation discusses about field multi - channel nuclear data collecting system based on mcu in detail. the data collecting system adopts mcu ( micro - control units ) at89c55 as controlling core, applying high speed and low power adcs ( analog - to - digital converters ) cmos chip max 191 and 320x240 matrix graphic lcd ( liquid crystal display )

    該系統在硬體上以單片機at89c55為控制核心,以高速低功耗的a d晶元max191作為多道脈沖幅度分析器的模數轉換器件,以320 240點陣圖形液晶顯示屏作為系統的顯示器,根據初步的性能測試,系統已經達到預期的設計目標。
  11. Direct current, peak to peak amplitude of the measured quantity is implemented. the whole system has the integrated functions of data process, communicate, display, etc. during designing the hardware, in order to improve the whole system ’ s interference immunity, the advantages of small outline ( so ) chip is fully considered by proper redistribution, the analog parts and digital parts are separated by optoelectronic isolator to reduce the interaction

    本課題根據黑龍江省計量研究院的要求,依據最新測量理論設計了直流測量模塊,其性能已經達到了萬分之一的精度,實現了一個集直流電壓、直流電流及峰峰值測量於一體,具有數據處理、通訊、顯示等功能的單片機測試系統。
  12. It is very convenient to realize single - channel or multi - channel analog - to - digital ( a / d ) conversion by using caq without utilizing present integrated a / d conversion chip

    利用計數型模擬量,無須使用a / d轉換晶元,即可方便地實現單道或多道模數a / d轉換。
  13. By using the high - speed, high - resolution and high - performance analog - to - digital converter and the special pci bus interface chip, we complete the design, test and analysis of the this sampling system

    採用高速高精度a / d器件和pci總線專用介面晶元,完成了基於pci總線的高速高精度信號採集系統的設計和調試分析。
  14. According to the project of the interfacing experimental apparatus, the hardware circuit of the control system with 89c51 single - chip microcomputer has been designed, which include the circuit from analog signal to digital signals and the circuit from digital signals to analog signals, the drive circuit of the electromagnetism ~ valve and servo - valve, the communication interface circuit between the single - chip microcomputer and pc and so on

    對針對接實驗裝置的方案,設計了基於89c51單片機的控制系統硬體電路,其中包括a d轉換電路、 d a轉換電路、伺服閥驅動電路、電磁閥驅動電路、 pc機與單片機之間通訊的介面電路等,並完成了控制系統硬體電路的調試。
  15. Based on the analog vhf radios transmit / receive principals, chapter 4 illuminates simply the rf module, if digital module, and audio modules about the " zx08 " project, focused on the hardware design of the digital signal process chip " tms320vc5410 " and introduction of the audio module

    在介紹超短波模擬電臺收發原理基礎上,第四章對zx08項目中的射頻模塊、中頻數字化模塊、音頻模塊進行簡單的說明,重點是項目中的數字信號處理晶元tms320vc5410硬體設計和音頻部分的介紹。
  16. Present technology offers no cure for this problem, which also limits the performance possible from broadband monolithic mixed signal ics having analog and digital circuitry on a single chip

    目前的工藝尚無法解決這個問題,同時這個問題也制約著寬帶單片混合信號電路(在一個晶元上同時存在數字電路和模擬電路)的技術進步。
  17. The analog circuit of the system in this thesis is composed with pre - positive circuit of 4 - probe electrode sensor and temperature - measure circuit. the digital circuit regards at89c55 single - chip as core, expanding ad, key in, display out and memory peripheral chips

    系統硬體的模擬電路部分設計了四電極傳感器前置模擬電路以及熱敏電阻測溫電路;數字電路部分以at89c55單片機為核心,擴展了a / d ,鍵盤輸入,顯示輸出等基本功能。
  18. The output circuit of feedback control signal by using a high resolution 16 bit digital to analog converters ( 16 bit dac ) which is kennel of chip dac703j, the data communication interface between microcomputer and computer by using the circuit of the ttl and rs - 232 voltage transform with the chip max232, are also designed

    採用了dac703j晶元為主的高解析度16位d a轉換電路,設計了反饋控制信號輸出電路,採用max3232晶元為主的ttl電平與rs - 232電平轉換電路,設計了單片機與上級計算機數據通訊介面。
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