Voltage Differencing Transconductance Amplifier (VDTA)
New Voltage Mode Sinusoidal Oscillator Using Voltage Differencing Transconductance Amplifiers (VDTAs)
... The voltage differencing transconductance amplifier (VDTA) is an active versatile building block used in the realization of analog signal processing circuits and analog wave ...
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High Performance Voltage Differencing Inverting Buffer Amplifier (VDIBA)
... like Voltage Differencing Buffered Amplifier (VDBA),Voltage Differencing Current Conveyor (VDCC) Voltage Differencing Transconductance Amplifier ...current ...
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VDTA Based Electronically Tunable Voltage Mode and Trans Admittance Biquad Filter
... current differencing buffer amplifier (CDBA), operational transconductance amplifier (OTA), current controlled current conveyor (CCCII), current differencing transcon- ductance ...
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ELECTRONICALLY TUNABLE SIGNAL PROCESSING CIRCUIT
... operational transconductance amplifier (OTA), second generation current conveyor (CCII), current differentiation transconductance amplifier (CDTA), voltage differencing ...
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Voltage Mode Universal Biquad Filter Employing Single Voltage Differencing Differential Input Buffered Amplifier
... The symbolic notation and equivalent model of the VD- DIBA (+) are shown in Figures 1(a) and (b) respectively [1]. The model includes two controlled sources: the cur- rent source controlled by differential voltage ...
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CM Biquad Filter Using Single DO VDBA
... put-voltage differencing buffered amplifier (DO-VDBA) and four passive components (2 grounded capacitors and 2 ...controlling transconductance (g m ) by varying the bias current (I B ) of the ...
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Ultra-Low Voltage Low Power Bulk Driven Z Copy-Current Controlled-Current Differencing Buffered Amplifier
... input voltage range. Moreover, their relatively lower transconductance value and narrower bandwidth in comparison to conventional gate driven MOST (GD) are attractive features in some applications, such as ...
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High presentation of current differencing transconductance amplifier and it’s relevance in precision current-mode rectification
... Current Differencing Transconductance Amplifier ie,CDTA was firstly invented by Biolek in the year 2003 which is liberated from parasitic input capacitances and it could be applied in variety of ...
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Single VDVTA Based Voltage Mode Biquad Filter
... of voltage differencing voltage transconductance amplifier (VDVTA) in the realization of voltage-mode (VM) multi-input single output (MISO) type biquad is ...
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Current-Mode Four-Phase Quadrature Oscillator By Means Of Current Differencing Transconductance Amplifier
... the voltage-mode counter parts,especially for the high-frequency ...current differencing transconductance amplifier(CDTA)-based new first-order all pass filter is ...
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Current Differencing Transconductance Amplifier with Improved Performance
... A new circuit configuration for realizing a ZC-CDTA in CMOS technology has been described. The main advantage of the designed ZC-CDTA is that it works on extra low supply voltage and power consumption. The 3dB ...
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Voltage Differencing Buffered Amplifier based Voltage Mode Four Quadrant Analog Multiplier and its Applications
... In the analysis so far, the VDBA characteristics are considered to be ideal. However, in CMOS implementation of VDBA transconductance and voltage tracking errors may exist due to device mismatch which may ...
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Operational transconductance amplifier design for a 16 bit pipelined ADC
... A number of OTA design exists in the literature. In [1], the design achieving 870 MHz GBW and 92 dB DC gain at 1.5V which using 0.35 µm CMOS process. A DC gain of 129 dB and about 161 MHz GBW was achieved in [3] for a ...
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Investigation of threshold voltage and transconductance variations in PMOS
... Scaling process of MOSFET has yielded great benefit in term of processor technology evolution. However, it is worth to note that the scaling process also affects the electrical parameters as well. It is expected that as ...
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Design Of Low Voltage, Low Power Rail To Rail Operational Transconductance Amplifier With Enhanced Gain And Gain Bandwidth Product
... [8] Sudhir.M.Mallya, Joseph.H.Nevin, “Design Procedures for a fully differential Folded Cascode CMOS operational Amplifier”, IEEE Journal of Solid-State Circuits, Vol.24, No.6, December 1989, pp 1737- 1740. [9] ...
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A Study of Butterworth Filter Based on Operational Transconductance Amplifier
... The OTA-C structure for 5 th order lowpass filter shown in fig 4 (b) was implemented with the two cascaded biquadratic sections. The OTA used source degenerated transconductance with current scaling. It enhances ...
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Low Frequency Filter Design using Operational Transconductance Amplifier
... The circuit shown in Figure 6 is an active RC low pass filter in which the series resistance connected in RC active filter is a OTA resistance simulator using two OTAs.The resistance simulator used, in this filter ...
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DESIGN OF HIGH SPEED AND POWER EFFICIENT DOUBLE TAIL COMPARATOR
... Despite the effectiveness of this circuit, when one of the control transistors turns on e.g., M9, a current from VDD is drawn to the ground via input and tail transistor M9, M12, and M14, resulting in static power ...
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A Simple Current Mode Schmitt Trigger Circuit Based On Single CCDDCCTA without Employing Any Passive Components
... In 1938, O.H.Schmitt first introduces the Schmitt trigger circuit as thermionic trigger [17]. Using OPAMP Schmitt trigger is designed with one active block and three passive components [18]. Schmitt trigger circuits ...
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An Active Only Temperature Insensitive Current Mode Biquad Filter Based on Differentiator Structures Employing CCCCTAs
... The working performances of the proposed biquad filter were verified in PSpice simulation using the BJT imple- mentation of the CCCCTA as shown in Figure 3. The PNP and NPN transistors employed in the proposed cir- cuit ...
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