Search results

The TIDA-00170 is a reference design for industrial control Analog Mixed Input Output Modules. The design implements four channel analog input & two channel analog output. The analog input channels can measure all standard industrial voltages up to ±10V and current inputs up to 24mA. The two simultaneous analog outputs can source voltage up to ±10V and current up to 24mA.The reference design includes the necessary on-board protection circuit & is tested for IEC61000-4 standard – EFT: ESD and Surge requirements with IO Controller platform. The protection circuitry does not negatively affect the design and test results showed typical unadjusted errors were less than 0.1% of the full-scale range (FSR) for the analog input channel and less than 0.2% FSR for the analog output channel.

The AD5320 is a single, 12-bit buffered voltage out DAC that operates from a single +2.7 V to +5.5 V supply consuming 115 ?A at 3 V. Its on-chip precision output amplifier allows rail-to-rail output swing to be achieved. The AD5320 utilizes a versatile three-wire serial interface that operates at clock rates up to 30 MHz and is compatible with standard SPI?,QSPI?, MICROWIRE? and DSP interface standards.The reference for AD5320 is derived from the power supplyinputs and thus gives the widest dynamic output range. Thepart incorporates a power-on reset circuit that ensures that theDAC output powers up to zero volts and remains there until avalid write takes place to the device. The part contains a power-down feature that reduces the current consumption of thedevice to 200 nA at 5 V and provides software selectable outputloads while in power-down mode. The part is put into power-down mode over the serial interface. The low power consumption of this part in normal operationmakes it ideally suited to portable, battery-operated equipment.The power consumption is 0.7 mW at 5 V reducing to 1 ?W inpower-down mode.The AD5320 is one of a family of pin-compatible DACs. TheAD5300 is the 8-bit version and the AD5310 is the 10-bitversion. The AD5300/AD5310/AD5320 are available in 6-leadSOT-23 packages and 8-lead MSOP packages. PRODUCT HIGHLIGHTS Available in 6-lead SOT-23 and 8-lead MicroSOIC packages Low power, single supply operation from 2.7 V to 5.5 V Consumes 0.35 mW at 3 V and 0.7 mW at 5 V Rail-to-Rail output with a slew rate of 1 V/?s Reference derived from the power supply High speed serial interface with clock speeds up to 30 MHz Pin and Software Compatible with the AD5300 (8-Bit) and the AD5310 (10-bit)APPLICATIONS Portable battery-powered instruments Digital gain and offset adjustment Programmable voltage and current sources Programmable attenuators

The PMP9185 reference design uses the UCC28710 primary-side regulated flyback controller to generate a 15V output from a univeral AC input with maximum 20W output power followied by DC/DC and LDO stages using TPS54229 and TPS650250: and 5V: 3.3V: 1.8V and 1.2V are provided. A switch on the PCB provides the freedom of supplying DC/DC and LDO from AC input or DC input.

Demonstration circuit 1901A is a 150V input, 100mA output DC/DC power supply featuring the LTC3639. The IC operates in a high efficiency Burst Mode® operation and includes internal high and low side power MOSFETs. The board will accept an input voltage between 4V and 150V, and provide jumper selected output voltages of 1.8V, 3.3V, 5V and an option for additional voltages. The IC includes internal soft-start and a provision for increasing soft-start time.

This power supply design is used as the main power converter for the Altera Arria GX II FPGA. The input voltage can support adapters up to 20V. The TPS40061 is used to generate 12V @ 7.5A. The TPS54550 is used for 3.3V @ 4.5A.

This application report has supplemental information about using the DM646x video port. The tips and tricks in this document are useful in video security applications as well as other applications that make use of the video port.

The AD7405 is a high performance, second-order, ?-? modulatorthat converts an analog input signal into a high speed, single-bitLVDS data stream, with on-chip digital isolation based onAnalog Devices, Inc., iCoupler? technology. The AD7405operates from a 5 V (VDD1) power supply and accepts adifferential input signal of ?250 mV (?320 mV full-scale). Thedifferential input is ideally suited to shunt voltage monitoring inhigh voltage applications where galvanic isolation is required.The analog input is continuously sampled by a high performanceanalog modulator, and converted to a ones density digital outputstream with a data rate of up to 20 MHz. The originalinformation can be reconstructed with an appropriate digitalfilter to achieve 88 dB signal to noise ratio (SNR) at 78.1 kSPS.The LVDS input/output can use a 5 V or a 3.3 V supply (VDD2).The LVDS interface is digitally isolated. The LVDS interfacetechnology, combined with monolithic transformer technology,means the on-chip isolation provides outstanding performancecharacteristics, superior to alternatives such as optocouplerdevices. The AD7405 device is offered in a 16-lead, wide-bodySOIC package and has an operating temperature range of ?40?Cto +125?C.Applications Shunt current monitoring AC motor controls Power and solar inverters Wind turbine inverters Data acquisition systems Analog-to-digital and opto-isolator replacements

The ADAU1472 is a high quality SigmaDSP? digital audio?processor with a large internal memory, enabling efficient audio?source separation, far field voice capture, speech processing, deep?learning, and advanced audio signal processing. The processor combines the highly optimized Cadence? Tensilica? HiFi? 4?audio/voice processor with custom Analog Devices, Inc.,?instruction extensions for math acceleration, and a flexible input and output architecture. The?HiFi 4 processor supports four 32-bit ? 32-bit multiplier?accumulators (MACs) per cycle with 72-bit accumulators, dual 64-bit memory load, and a native Institute of Electrical and?Electronics Engineers (IEEE) single precision, floating-point multiplier.The ADAU1472 processor offers performance up to 270.336 MHz,?supports low latency, sample by sample audio processing, and?block by block processing paradigms in parallel. The integer?phase-locked loop (PLL) and flexible clock generator hardware?can generate up to 15 audio sample rates simultaneously (8 kHz?to 192 kHz). These clock generators, along with the on-board?asynchronous sample rate converters (ASRCs) and flexible?hardware audio routing matrix, greatly simplify the design of?complex audio systems.The HiFi 4 digital signal processor (DSP) core has 480 kB of L1?memory running at the DSP core clock rate, which consists of?256 kB data random access memory (RAM), 64 kB instruction?RAM, 128 kB data cache, and 32 kB instruction cache, along with?2 MB of L2 system static random access memory (SRAM)?running at one half of the DSP core clock rate. The processor?also supports up to 2 GB of external flash memory to enable the?storage of large data tables and self boot code.Dual on-chip power domains allow low power operation,?including the capability of routing audio through a flexible audio?routing matrix with IOVDD as the only active supply.?The configurable voice detection hardware can detect human?speech onset while operating in a low power state and can?generate both internal DSP and external wake-up signals.The ADAU1472 interfaces with a wide range of analog-to-digital?converters (ADCs), digital-to-analog converters (DACs), digital?audio devices, amplifiers, and control circuitry due to its highly?configurable serial ports, Sony/Philips digital interface?format (S/PDIF) interfaces, and multipurpose input/output?pins. The device can also directly interface with up to 14 pulse?density modulated (PDM) output microphones due to?integrated decimation filters specifically designed for that?purpose. The PDM outputs with integrated interpolation filters?provide direct connectivity to PDM input Class D amplifiers.The processor has two serial peripheral interface (SPI) bus master?control ports that allow the device to communicate with multiple?SPI-compatible devices including support for single, dual, and?quad input/output operation. In addition, the SPI flash port?allows direct memory mapped read access with minimal central?processing unit (CPU) overhead and standalone self boot?operation.The combined high performance DSP core, large RAM, and?small footprint make the ADAU1472 an ideal replacement for?large, general-purpose DSPs that consume more power for the?same processing load.Applications Far field voice interface devices Audio source separation Embedded deep learning for audio Commercial and professional audio processing

This reference design uses the TPS40211 current mode controller in a boost converter to regulate the current in a series string of 12 LEDs (42V) at 0.35A. Efficiency is greater than 94%.

The LTC2372-18 is a low noise, high speed, 8-channel 18-bit successive approximation register (SAR) ADC. Operating from a single 5V supply, the LTC2372-18 has a highly configurable, low crosstalk 8-channel input multiplexer, supporting fully differential, pseudo-differential unipolar and pseudo-differential bipolar analog input ranges. The LTC2372-18 achieves ?2.75LSB INL (maximum) in all input ranges, no missing codes at 18-bits and 100dB (fully differential)/ 95dB (pseudo-differential) SNR (typical).The LTC2372-18 has an onboard low drift (20ppm/?C max) 2.048V temperature-compensated reference and a single-shot capable reference buffer. The LTC2372-18 also has a high speed SPI-compatible serial interface that supports 1.8V, 2.5V, 3.3V and 5V logic through which a sequencer with a depth of 16 may be programmed. An internal oscillator sets the conversion time, easing external timing considerations. The LTC2372-18 dissipates only 27mW and automatically naps between conversions, leading to reduced power dissipation that scales with the sampling rate. A sleep mode is also provided to reduce the power consumption of the LTC2372-18 to 300?W for further power savings during inactive periods.Applications Programmable Logic Controllers Industrial Process Control High Speed Data Acquisition Portable or Compact Instrumentation ATE

The LTM4634 integrates three complete 5A/5A/4A high efficiency switching mode DC/DC converters into one small package. Switching controllers, power FETs, inductors, and most support components are included. Operating over an input voltage range of 4.75V to 28V, the LTM4634 provides three independent output voltages. VOUT1 and VOUT2 are adjustable from 0.8V to 5.5V, while VOUT3 is adjustable from 0.8V to 13.5V. Each output voltage is set by a single external resistor.High switching frequency and a current mode architecture enable a very fast transient response to line and load changes without sacrificing stability. The device supports frequency synchronization, multiphase parallel operation, soft-start and output voltage tracking for supply rail sequencing.Fault protection features include overvoltage protection, overcurrent protection and temperature monitoring. The power module is offered in a space saving, thermally enhanced 15mm ? 15mm ? 5.01mm BGA package. The LTM4634 is available with SnPb (BGA) or RoHS compliant terminal finish.Applications Telecom, Networking and Industrial Equipment High Density Point of Load Voltage Regulation

The PMP5089 reference design uses the UCC28600 green-mode controller to generate a 12V/40W regulated output. The quasi-resonant switching of the UCC28600 allows this low-cost design to achieve a maximum load efficiency is over 87%: while the no load losses are less than 250mW.

It is a non synchronous buck controller. It uses a constant on time (COT) device i.e. LM5085.This circuit has ceramic output capacitors which have very low ESR. Therefore the ripple is generated using the DCR of the inductor. The ripple voltage is then superimposed onto the feedback voltage.

While many developers consider XDS560 Trace a valuable tool for debugging difficult scenarios it also provides quick and effective profiling techniques. With the capability of Trace to capture timestamps on each sample and the flexibility of Advanced Event Triggering to capture data at the appropriate locations XDS560 Trace provides unique profiling capabilities. This application note focuses on

bq24103 Using USB Power Supply With Standalone Chargers for Two-Cell Li Ion Batteries

This low cost Active Clamp Forward Converter shows best efficiency by easiest direct driven synchronuous rectifiers.