MAX192 Low-Power, 8-Channel, Serial 10
... source impedances below 5kW do not significantly affect the AC performance of the ADC. Higher source impedances can be used if an input capacitor is connected to the analog inputs, as shown in Figure 5. Note that the input capacitor forms an RC filter with the input source impedance, limiting the AD ...
... source impedances below 5kW do not significantly affect the AC performance of the ADC. Higher source impedances can be used if an input capacitor is connected to the analog inputs, as shown in Figure 5. Note that the input capacitor forms an RC filter with the input source impedance, limiting the AD ...
Title : Feasible Performance Evaluations of Digitally
... auxiliary circuit which provides soft switching for the main switches. Cs1 and Cs2 shown across S1 and S2 are the parasitic capacitance of the switches. Lr1 and Lr2 provide soft switching for main diodes (D1, D2) and reduce di/dt at turn-off times. To provide soft switching for the main power switch ...
... auxiliary circuit which provides soft switching for the main switches. Cs1 and Cs2 shown across S1 and S2 are the parasitic capacitance of the switches. Lr1 and Lr2 provide soft switching for main diodes (D1, D2) and reduce di/dt at turn-off times. To provide soft switching for the main power switch ...
3.1. Methods
... the induced magnetic field and are one of the greatest sources of geometric distortions in magnetic resonance imaging. If the resulting perturbed field is known, the information can be used to rectify the images [19, 80, 87, 112]. Magnetic shimming creates a more homogeneous field, but is unable to ...
... the induced magnetic field and are one of the greatest sources of geometric distortions in magnetic resonance imaging. If the resulting perturbed field is known, the information can be used to rectify the images [19, 80, 87, 112]. Magnetic shimming creates a more homogeneous field, but is unable to ...
TSC2046E 数据资料 dataSheet 下载
... may degrade device reliability. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those specified is not implied. (2) Test method based on IEC standard 61000−4−2. Contact Texas Instruments for test details. ...
... may degrade device reliability. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those specified is not implied. (2) Test method based on IEC standard 61000−4−2. Contact Texas Instruments for test details. ...
MAX1134/MAX1135 16-Bit ADCs, 150ksps, 3.3V Single Supply General Description Features
... QSPI™, and MICROWIRE™ devices without external logic. They combine an input scaling network, internal track/hold (T/H), clock, and three general-purpose digital output pins (for external multiplexer or PGA control) in a 20-pin SSOP package. The excellent dynamic performance (THD ≥ 90dB), high speed ...
... QSPI™, and MICROWIRE™ devices without external logic. They combine an input scaling network, internal track/hold (T/H), clock, and three general-purpose digital output pins (for external multiplexer or PGA control) in a 20-pin SSOP package. The excellent dynamic performance (THD ≥ 90dB), high speed ...
MAX1246/MAX1247 +2.7V, Low-Power, 4-Channel, Serial 12-Bit ADCs in QSOP-16 General Description
... track/hold, and serial interface with high conversion speed and low power consumption. The MAX1246 operates from a single +2.7V to +3.6V supply; the MAX1247 operates from a single +2.7V to +5.25V supply. Both devices’ analog inputs are software configurable for unipolar/bipolar and single-ended/diff ...
... track/hold, and serial interface with high conversion speed and low power consumption. The MAX1246 operates from a single +2.7V to +3.6V supply; the MAX1247 operates from a single +2.7V to +5.25V supply. Both devices’ analog inputs are software configurable for unipolar/bipolar and single-ended/diff ...
Parallelization of Two Three-Phase Converters by Using Coupled
... of the switching devices. In order to achieve the power ratings required by the application, new converter topologies have been developed [1]. These topologies are based on the association of modular and standardized power converters. These standardized power converters can be inter-connected by usi ...
... of the switching devices. In order to achieve the power ratings required by the application, new converter topologies have been developed [1]. These topologies are based on the association of modular and standardized power converters. These standardized power converters can be inter-connected by usi ...
17 Interface Circuitry and Microsystems
... nonlinear signal processing algorithms such as fuzzy logic and neural networks are widely used because by combining signals from several sensors, they allow significant information to be extracted, even in the presence of crosstalk and noise. ...
... nonlinear signal processing algorithms such as fuzzy logic and neural networks are widely used because by combining signals from several sensors, they allow significant information to be extracted, even in the presence of crosstalk and noise. ...
Source resistance: the efficiency killer in DC-DC
... Should this problem be solved simply by minimizing the source resistance? No, because the practical limits and cost/benefit trade-offs posed by the system may suggest other solutions. A prudent selection of power-supply input voltage, for example, can considerably minimize the need for low source re ...
... Should this problem be solved simply by minimizing the source resistance? No, because the practical limits and cost/benefit trade-offs posed by the system may suggest other solutions. A prudent selection of power-supply input voltage, for example, can considerably minimize the need for low source re ...
Data Converter Fundamentals
... • Quantization error limited to ± V LSB ⁄ 2 otherwise quantizer is said to be “overloaded”. • Overloading occurs when input signal is beyond one V LSB of the two last transition voltages. • In 2-bit example, input should be greater than – 1 ⁄ 8 V ref and less than 7 ⁄ 8 V ref ...
... • Quantization error limited to ± V LSB ⁄ 2 otherwise quantizer is said to be “overloaded”. • Overloading occurs when input signal is beyond one V LSB of the two last transition voltages. • In 2-bit example, input should be greater than – 1 ⁄ 8 V ref and less than 7 ⁄ 8 V ref ...
DC 16-Circuit Sink and Source I/O Blocks
... Genius I/O blocks are considered "open equipment" and therefore must be installed within a protective enclosure. They should be located in an area that is clean and free of airborne contaminants. There should be adequate cooling airflow. The block can be mounted right side up, or upside down. Leave ...
... Genius I/O blocks are considered "open equipment" and therefore must be installed within a protective enclosure. They should be located in an area that is clean and free of airborne contaminants. There should be adequate cooling airflow. The block can be mounted right side up, or upside down. Leave ...
A Two-Bit-Per-Cycle Successive-Approximation ADC with
... where P is the power consumption, B the bandwidth (B = f s /2 for Nyquist rate ADCs) and ENOB the effective number of bits, all of the ADCs presented in literature, with FoM ≤ 100 fJ/Conversion-step are based on the SAR architecture (for example, the ADC presented in [7] achieves the record FoM valu ...
... where P is the power consumption, B the bandwidth (B = f s /2 for Nyquist rate ADCs) and ENOB the effective number of bits, all of the ADCs presented in literature, with FoM ≤ 100 fJ/Conversion-step are based on the SAR architecture (for example, the ADC presented in [7] achieves the record FoM valu ...
T.C. Neugebauer and D.J. Perreault, “Computer-Aided Optimization of DC/DC Converters for Automotive Applications,” IEEE Transactions on Power Electronics , Vol. 18, No. 3, May 2003, pp. 775-783.
... the optimization of system designs according to specified objectives. In the context of power electronics, computer-aided analysis and design are almost universal, while computer-aided optimization is much less developed. There has been some previous published work on computeraided optimization of p ...
... the optimization of system designs according to specified objectives. In the context of power electronics, computer-aided analysis and design are almost universal, while computer-aided optimization is much less developed. There has been some previous published work on computeraided optimization of p ...
LM1889 TV Video Modulator
... 7, 8 and 9. The signal inputs (pins 12, 13) to both modulators are common, but removing the power supply from an RF oscillator tank circuit will also disable that modulator. As with the chrominance modulators, it is the offset between the two signal input pins that determines the level of RF carrier ...
... 7, 8 and 9. The signal inputs (pins 12, 13) to both modulators are common, but removing the power supply from an RF oscillator tank circuit will also disable that modulator. As with the chrominance modulators, it is the offset between the two signal input pins that determines the level of RF carrier ...
A New Topology for Multilevel Current Source Converters Ebrahim Babaei Seyed Hossein Hosseini
... ber of output voltage levels can be adjusted by adding or removing the full-bridge cells. The converters that were focused upon were voltage source converters, with multilevel voltage waveforms. These converters divide the total input voltage among a number switches, and allow a reduction of the vol ...
... ber of output voltage levels can be adjusted by adding or removing the full-bridge cells. The converters that were focused upon were voltage source converters, with multilevel voltage waveforms. These converters divide the total input voltage among a number switches, and allow a reduction of the vol ...
MAX1248/MAX1249 +2.7V to +5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 _______________General Description
... MAX1249 requires an external reference. Both parts have a reference-buffer amplifier with a ±1.5% voltage adjustment range. These devices provide a hard-wired SHDN pin and a software-selectable power-down, and can be programmed to automatically shut down at the end of a conversion. Accessing the ser ...
... MAX1249 requires an external reference. Both parts have a reference-buffer amplifier with a ±1.5% voltage adjustment range. These devices provide a hard-wired SHDN pin and a software-selectable power-down, and can be programmed to automatically shut down at the end of a conversion. Accessing the ser ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
... Fig.2 shows a typical structure of LCLC-SPRC with capacitive output filter. In dc/dc conversion application, the output filter can be either an LC network or a single capacitor. Considering the demand for shrinking the volume and reducing the insulation cost in high voltage application, a unitary ca ...
... Fig.2 shows a typical structure of LCLC-SPRC with capacitive output filter. In dc/dc conversion application, the output filter can be either an LC network or a single capacitor. Considering the demand for shrinking the volume and reducing the insulation cost in high voltage application, a unitary ca ...
A Novel Bridgeless Buck
... Therefore, it is very difficult to choose the components and energy storage capacitor of later-stage isolated converter [1]. In order to obtain appropriate bus voltage, PFC converters with the capability of providing both step-up and step-down topologies have been proposed. The CBB-PFC converter is ...
... Therefore, it is very difficult to choose the components and energy storage capacitor of later-stage isolated converter [1]. In order to obtain appropriate bus voltage, PFC converters with the capability of providing both step-up and step-down topologies have been proposed. The CBB-PFC converter is ...
3 V/5 V, 2 MSPS, 8-Bit, 8-Channel ADC AD7829-1 FEATURES
... Logic Input Signal. The read signal is used to take the output buffers out of their high impedance state and drive data onto the data bus. The signal is internally gated with the CS signal. Both RD and CS must be logic low to enable the data bus. Channel Address Inputs. The address of the next multi ...
... Logic Input Signal. The read signal is used to take the output buffers out of their high impedance state and drive data onto the data bus. The signal is internally gated with the CS signal. Both RD and CS must be logic low to enable the data bus. Channel Address Inputs. The address of the next multi ...
AN57 - Video Circuit Collection
... viable. The video A/D converters need a supply of properly amplified, limited, DC restored, clamped, clipped, contoured, multiplexed, faded and filtered analog video before they can accomplish anything. After the digital magic is performed, there is usually more amplifying and filtering to do as an adj ...
... viable. The video A/D converters need a supply of properly amplified, limited, DC restored, clamped, clipped, contoured, multiplexed, faded and filtered analog video before they can accomplish anything. After the digital magic is performed, there is usually more amplifying and filtering to do as an adj ...
AD7893 美国模拟器件公司ADI英文数据手册
... 2. Low Power, Single Supply Operation The AD7893 operates from a single +5 V supply and consumes only 25 mW. This low power, single supply operation makes it ideal for battery powered or portable applications. ...
... 2. Low Power, Single Supply Operation The AD7893 operates from a single +5 V supply and consumes only 25 mW. This low power, single supply operation makes it ideal for battery powered or portable applications. ...
Dynamically Parameterized Architectures for Power Aware Video
... verification of interface logic and timing ASOC in Education: Circuits, architecture and core design projects ...
... verification of interface logic and timing ASOC in Education: Circuits, architecture and core design projects ...
Slides, chapter 20 - University of Colorado Boulder
... Resonant power converters contain resonant L-C networks whose voltage and current waveforms vary sinusoidally during one or more subintervals of each switching period. These sinusoidal variations are large in magnitude, and the small ripple approximation does not apply. Some types of resonant conver ...
... Resonant power converters contain resonant L-C networks whose voltage and current waveforms vary sinusoidally during one or more subintervals of each switching period. These sinusoidal variations are large in magnitude, and the small ripple approximation does not apply. Some types of resonant conver ...
KM3617971803
... Compensator design in this case does not take into account computational delays and delays incurred in the control loop, also controller are not an optimized one. II. Operation of Buck Converter Discrete-time models, for both trailing-edge and The operation of the buck converter is fairly leading-ed ...
... Compensator design in this case does not take into account computational delays and delays incurred in the control loop, also controller are not an optimized one. II. Operation of Buck Converter Discrete-time models, for both trailing-edge and The operation of the buck converter is fairly leading-ed ...
AD7893 - Analog Devices
... Serial Data Output. Serial data from the AD7893 is provided at this output. The serial data is clocked out by the rising edge of SCLK and is valid on the falling edge of SCLK. Sixteen bits of serial data are provided with four leading zeros followed by the 12 bits of conversion data. On the sixteent ...
... Serial Data Output. Serial data from the AD7893 is provided at this output. The serial data is clocked out by the rising edge of SCLK and is valid on the falling edge of SCLK. Sixteen bits of serial data are provided with four leading zeros followed by the 12 bits of conversion data. On the sixteent ...