Digital predistortion technology has become a mainstream technology to improve the efficiency of power amplifiers and is widely used in mobile communication systems. The efficiency of the traditional 3G air interface LDMOS power amplifier is only about 15%. Using digital predistortion technology can increase the efficiency to about 45%, which can save considerable costs for a huge base station network. The high-performance digital predistortion platform provided by ADI includes a transmit link and a predistortion receive link.
Smart grid can improve the efficiency, reliability, and economy of power generation and distribution through a high degree of automation of the power system to ensure the sustainable development of the power network. Intelligent electronic devices (IEDs) are the basic elements of smart grids, providing the detection, measurement, protection and control functions required by the system.
The power quality analyzer is a device that detects and analyzes the operating quality of the power grid. It can conduct long-term data collection and monitoring of power grid operation, and is equipped with power quality data analysis software to perform various analyzes on measurement data.
This reference design implements voltage and temperature monitoring of 15 lithium battery cells. While ensuring signal monitoring accuracy, it also provides the architecture of the main monitoring circuit and secondary monitoring circuit to achieve a higher level of system protection. It also provides a modular and scalable board-level architecture. In addition to the main monitoring circuit module, secondary monitoring circuit module, and data interface module, other modules such as active equalization circuits can be expanded to facilitate system prototype development.
As the flat-panel TV boom continues, consumers expect better sound quality to complement the display. Excelpoint's wireless Sound Bar solution is based on ADI's SigmaDSP® digital audio processor, which not only achieves superior audio performance, but also brings a more perfect experience to users. Users can wirelessly transfer music from smartphones, tablets or PCs, and the NFC module can also implement "touch-to-pair" functionality.
HDMI transceivers can help system designers reduce the cost and difficulty of designing home theater systems, and provide the latest HDMI features to meet consumers' audio-visual experience needs. This reference design is an HDMI transceiver solution based on ADV7623, which supports DVI RGB images with resolutions up to 1600x1200@60Hz and supports the HDMI1.4 standard.
This reference design provides a banknote counting machine solution based on CIS sensors, which can implement identification technologies such as white light image analysis, infrared light image analysis, edge image processing (with related algorithms, serial number recognition can be achieved).
The 1/8 brick power module in this reference design is designed based on the 1/8 brick power supply standard defined by the Distributed Power Open Standards Alliance (DOSA). This power module uses an Analog Devices ADP1051 to control the energy conversion from input to output.
This reference design provides a carbon monoxide gas detection solution based on Analog Devices' ADuCM360 MCU. This solution has the characteristics of low power consumption, low cross-sensitivity, and excellent long-term stability, making it very suitable for battery-powered portable applications.
This reference design uses the latest ADAS1000 series of low-power electrocardiogram (ECG) analog front-ends launched by Analog Devices to implement functions such as 12-lead electrocardiogram (ECG) signal measurement, respiration measurement, pacing signal detection, and lead off detection.
This reference design uses the ADP1051, a newly launched low-cost and highly integrated power supply chip from ADI, to control the energy conversion from input to output. This power supply design comprehensively considers factors of efficiency and cost, and designs a solution with optimal efficiency and cost at the 400W power level. It is suitable for power amplifier power supply systems of wireless communication base stations and railway power supply systems in the industrial field.
This reference design uses Analog Devices' ADuC7061 as the main control chip (ARM7TDMI core, low power consumption, precision analog microcontroller), and uses the ADuC7061 internal buffer and amplifier to convert the onboard Epcos piezoresistive sensor differential voltage analog signal input into digital The quantity is converted into the corresponding linear analog or digital output through the internal algorithm, thereby achieving accurate measurement of pressure.
The ADSP-CM40X series of processor chips are the latest products launched by ADI based on the ARM Cortex M4 core. The product's processor has a main frequency of up to 240Mhz, integrates a high-performance 16bits ADC, harmonic analysis engine (HAE) and rich memory and external interface resources. It is very suitable for medium and low-voltage relay protection products, distribution automation terminals, and motors. Servo drive control and other applications.
For motor control systems, ADI can provide complete solutions covering all important devices in the signal chain. Related products include analog-to-digital/digital-to-analog converters, amplifiers, embedded processors, iCoupler® digital isolators and power management devices. These high-performance devices and increased system integration help achieve newer topology designs and bring value to customers' differentiated system designs.
For small and medium power motor applications, the EPSH-MPC development platform provides current sampling of the isolated analog-to-digital converter AD7403. The external current loop is converted into a corresponding shunt voltage through a shunt resistor and input to the voltage test terminal of the AD7403. The AD7403 outputs according to the clock signal given by CM408F. ADC bit stream, CM408F enables the built-in SINC filter on the input bit stream to calculate the corresponding 16-bit ADC value, and stores the data into the corresponding ring queue through DMA. The host computer software can use the UART-USB port Or obtain the display of data samples through the RS485 port, you can intuitively see the acquisition effect of AD7403, and the collected data can be stored in an excel table to facilitate corresponding analysis of the data.
When a substance burns, it produces smoke and heat, and also produces visible or invisible light radiation that is not found in the atmosphere. Flame detector, also known as photosensitive fire detector, is a fire detector used to respond to the light characteristics of fire, that is, to detect the light intensity of flame burning and the flicker frequency of flame. Infrared flame detector is a flame detector that is sensitive to the longer wavelength infrared light radiation in the flame. According to the different detection bands, it is divided into single band, dual band and three band.
The picoamp (pA) level current measurement (hereinafter referred to as PAM) evaluation kit developed by Shijian Company covers the complete functions of detector signal processing in analytical instruments. The kit includes a current input conversion board, a voltage input buffer board, a data acquisition board and There are four components of the pin conversion board. Using this kit, customers can choose different daughter board combinations according to the characteristics of their products, quickly evaluate the performance of the devices in this kit, and shorten the design cycle. Both the current input conversion board and the voltage input buffer board use ADI's latest femtoamp (fA) input bias electrometer amplifier ADA4530-1, and the data acquisition board uses ADI's AD7172-2, 24-bit 31.25 kSPS. Σ-Δ ADC. The pin conversion board has been designed to make the pins of ADA4530-1 and AD549 and their power supplies compatible. Customers can directly evaluate the performance of ADA4530-1 on original products using the AD549 chip without re-making the board. This evaluation kit also provides host computer software for real-time waveform display and data analysis.
The smart temperature transmitter evaluation kit has the characteristics of high accuracy, signal isolation, LCD display, support for HART protocol, loop power supply, interface protection, etc. This platform is mainly based on ADI's multi-channel ADC with self-checking function and EPSON's Ultra-low power consumption 16-bit MCU implementation. The main IC of this design uses ADC7124-4, which integrates a 24-bit Σ-ΔADC, buffer and PGA (programmable gain amplifier). The transmitter can convert the temperature (standard thermal resistance or thermocouple) signal into a 4-20mA signal, which is output by the power supply loop.
TOF (Time of Flight) is a key technology in the field of 3D depth detection. The AFE (analog front-end chip) drives the infrared laser to emit modulated light pulses to the detection target, and then uses the image sensor to receive the light reflected from the object, and calculates the distance between the target and the camera by calculating the round-trip flight time of the light. TOF technology can be divided into CMOS TOF and CCD TOF according to the type of image sensor.
The ADI TOF system uses CCD as the image sensor, and can be matched with light sources of different intensities for applications in different distance modes. In addition, ADI TOF is based on a pulse-based test method, which can make long-distance detection easier.
Using a current-sense amplifier, a high-side MOSFET driver, and a latching voltage monitor a circuit can be easily constructed that protects from overcurrent conditions and operates at voltages as high as 26V.
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