電阻抗成像系統(tǒng)中電壓控制電流源的設(shè)計
在醫(yī)用電阻抗層析成像(Electrical Impedance Tomography)系統(tǒng)中電壓控制電流源的性能十分重要,大部分報道的電壓控電流源電路在低頻時有較高的輸出阻抗但是在高頻時性能大幅減...
在醫(yī)用電阻抗層析成像(Electrical Impedance Tomography)系統(tǒng)中電壓控制電流源的性能十分重要,大部分報道的電壓控電流源電路在低頻時有較高的輸出阻抗但是在高頻時性能大幅減...
設(shè)計了一種基于PIC16C71單片機的數(shù)字水溫配制閥。該配制閥采用NTC熱敏電阻作溫度傳感器,與固定電阻組成簡單分壓電路作為水溫測量電路,利用PIC16C71單片機內(nèi)置的8位A/D轉(zhuǎn)換器把熱敏...
為降低成本和解決現(xiàn)有膜片鉗放大器系統(tǒng)中PC機的干擾問題,研究了一種基于單片機的膜片鉗放大器小系統(tǒng)。該系統(tǒng)采用ADI公司生產(chǎn)的ADuC841作為控制核心,并且配置相應(yīng)的液晶顯示模塊LCM3202401。...
The PCA9517 is a CMOS integrated circuit that provides level shifting between lowvoltage (down to 0....
The PCA9519 is a 4-channel level translating I2C-bus/SMBus repeater that enables theprocessor low vo...
The PCA9549 provides eight bits of high speed TTL-compatible bus switching controlledby the I2C-bus....
The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus an...
The outputs of the PCA9518 are immediately available as soon as there is a voltage present on thesup...
Calculation of the Differential Impedance of Tracks on FR4 substrates There is a discrepancy between...
阻抗匹配 阻抗匹配(Impedance matching)是微波電子學(xué)里的一部分,主要用于傳輸線上,來達至所有高頻的微波信號皆能傳至負載點的目的,不會有信號反射回來源點,從而提升能源效益?! 〈篌w上...