参考设计
(32)
TIDA-00010 Pulse Oximeter via Finger Clip Reference Design with BLE Connectivity | TI.com
TIDA-00010: This reference design is for a complete SPO2 Pulse Oximeter finger clip end equipment featuring TI signal chain, power, and connectivity components. With TI's AFE4490 Pulse Ox AFE, you can accelerate and simplify your pulse ox design while still ensuring the highest of quality clinical measurements. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc.
TIDA-00368 Reference Design for Interfacing Current Output Hall Sensors and CTs with Differential ADC/MCU | TI.com
TIDA-00368: The TIDA-00368 reference design provides a reference solution for interfacing current output Hall sensors and current transformers to differential ADC (standalone and integrated into MCU). The differential signal conditioning circuit is designed to measure motor current with an accuracy of ±0.5% across operating temperature range from -25°C to +75°C. The output common-mode voltage of the differential amplifier can be selected to either 1.25V or 2.5V.
PMP5863 Dual Rail (+/-) Ultra-Low Noise High PSRR, LDOs (-15V @ 200mA) Reference Design | TI.com
PMP5863: The negative-voltage TPS7A3001 LDO, when paired with the positivevoltage TPS7A4901 LDO, provides designers with a total solution for powering precision analog applications. These LDOs feature ultra-high PSRR performance with output noise as low as 16 µVrms and are designed to power noise-sensitive applications such as op amps, ADCs, DACs and other high-performance analog circuitry.
TIDA-00401 Isolated DC/DC Power Supply for PLC Analog Input and Output Module Reference Design | TI.com
TIDA-00401: The TIDA-00401 TI Design is an isolated DC/DC turn-key solution.For a 10W isolated power supply with wide input voltage range, no opto-coupler feedback and low number of external components the Fly-Buck™ topology is superior to a flyback design. The single side populated PCB board provides a convenient tool for evaluation and on-the-fly optimization of the design, with adequate headers, jumpers and test points for applications like PLC analog Input/Output modules.
Optical Heart Rate Monitor Reference Design with BLE Connectivity
TIDA-00011: This reference design is for a complete Optical Heart Rate Monitor wrist watch (no chest strap!) end equipment featuring TI signal chain, power, and connectivity components. With TI's AFE4400 AFE, you can accelerate and simplify your wrist based HRM design while still ensuring measurement performance needed for serious Fitness designs. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc.
TIDA-00095 RTD Temperature Transmitter for 2-wire, 4 to 20-mA Current Loop Systems | TI.com
TIDA-00095: This comprehensive design provides a complete system that measures and processes temperature signals inputs from 2-wire, 3-wire, and 4-wire resistance temperature detectors (RTDs) and outputs a 4 to 20-mA current-loop signal corresponding to the temperature processed from the RTD inputs. It is intended as a reference design for process measurement applications in factory automation, field transmitters and building automation. With less than 0.17°C maximum measured error over -200°C to 850°C, extremely low loop power consumption 1.4mA (typical including RTD biasing currents) and IEC61000 pre compliance testing, this design significantly reduces the design time for development of high accuracy temperature transmitter systems. It also addresses system level calibration - both offset and gain that can be implemented to improve ADC and DAC accuracy as well as also includes linear interpolation to address the non-linearity of the RTD element.
Cuffless, Non-Invasive Blood Pressure – Pulse Transit Time (PTT) Technique Reference Design
TIDA-00683: The TIDA-00683 reference design is a proof of concept demonstration for cuffless and non-invasive estimation of a continuous blood pressure based on Pulse Transit Time (PTT) technique. By combining the high performance AFE4404 front-end IC for photoplethysmogram (PPG) measurements and ADS1292R Analog front-end IC for Electro-cardiogram (ECG) measurements, the pulse transit time (PTT) can be determined. This reference design helps obtain the PTT calculation only. PTT could then be potentially correlated to blood pressure - which is not a step taken in this reference design.
TIPD120 3-wire RTD Acquisition System Accurately Measures Temperature From -200°C - 850°C | TI.com
TIPD120: This TI Precision Verified Design provides the theory, component selection, simulation, complete PCB schematic & layout, bill of materials, and measured performance of a single-supply, 3-wire RTD acquisition system that accurately measures temperature from -200°C - 850°C. The voltage input and reference voltage are placed in a ratiometric configuration in order to reduce the errors from noise and drift and improve overall system accuracy. The ADS1247 simplifies the front-end solution by incoorporating the required current sources, programmable gain amplifier, and digitally-controlled multiplexer onto one chip. A "chopping" technique is used to minimize the effects of mismatch between the two current sources. The TPS7A4901 adjustable-output, high-PSRR LDO is suggested as a cleaner power alternative over the existing USB supply to further improve system accuracy.
Dual Rail (+/-) Ultra-Low Noise High PSRR LDOs (16V @ 150mA) Reference Design
PMP5863.1: The negative-voltage TPS7A3001 LDO, when paired with the positivevoltage TPS7A4901 LDO, provides designers with a total solution for powering precision analog applications. These LDOs feature ultra-high PSRR performance with output noise as low as 16 µVrms and are designed to power noise-sensitive applications such as op amps, ADCs, DACs and other high-performance analog circuitry.
Ultra-Small 1W, 12V-36V Iso Power Supply for Analog Prog Logic Controller Modules Reference Design
TIDA-00237: Analog input and output modules are a standard component in Programmable Logic Controllera (PLC) or Distributed Control Systems (DCS). More channels per module and slimmer modules bring design challenges to the isolated power supply in those modules. Anyone facing those challenges will benefit from TIDA-00237, as the total design foot print is less than 2.54x2.54mm and less than 5mm height. It uses a fly-buck approach which means no optocoupler feedback with wide input voltage range of 12V-36V. The design provides +/-15V and 5V isolated, low noise outputs optimal for driving a data converter or analog front end.
3-wire RTD Acquisition System Accurately Measures Temperature From -200°C - 850°C
TIPD120: This TI Precision Verified Design provides the theory, component selection, simulation, complete PCB schematic & layout, bill of materials, and measured performance of a single-supply, 3-wire RTD acquisition system that accurately measures temperature from -200°C - 850°C. The voltage input and reference voltage are placed in a ratiometric configuration in order to reduce the errors from noise and drift and improve overall system accuracy. The ADS1247 simplifies the front-end solution by incoorporating the required current sources, programmable gain amplifier, and digitally-controlled multiplexer onto one chip. A "chopping" technique is used to minimize the effects of mismatch between the two current sources. The TPS7A4901 adjustable-output, high-PSRR LDO is suggested as a cleaner power alternative over the existing USB supply to further improve system accuracy.
TIDA-00550 Dual Channel-to-Channel Isolated Universal Analog Input Module for PLC Reference Design | TI.com
TIDA-00550: The TIDA-00550, dual channel-to-channel isolated universal analog input module reference design for programmable logic controllers (PLC), combines precision and flexibility. This TI Design used in conjunction with sensor transmitters can measure standard input voltages and currents as well as thermocouples, RTD and 4-20mA loops. With only four input terminals, it is suited for applications where smallest real-estate, high versatility and performance is required at the same time.
Isolated DC/DC Power Supply for PLC Analog Input and Output Module Reference Design
TIDA-00401: The TIDA-00401 TI Design is an isolated DC/DC turn-key solution.For a 10W isolated power supply with wide input voltage range, no opto-coupler feedback and low number of external components the Fly-Buck™ topology is superior to a flyback design. The single side populated PCB board provides a convenient tool for evaluation and on-the-fly optimization of the design, with adequate headers, jumpers and test points for applications like PLC analog Input/Output modules.
TIDA-00292 Biometric Steering Wheel Reference Design | TI.com
TIDA-00292: This reference design is for a concept demonstration of how a driver's pulse rate, respiration rate, and ECG based heart rate can be obtained from a vehicle steering wheel. AFE4400 and AFE4300 from TI's biometric family of analog front-ends (AFE), enables acquisition of all three parameters via simple hand contacts on the steering wheel. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc
TIDA-00018 Temperature Sensor Interface Module for Programmable Logic Controllers (PLC) | TI.com
TIDA-00018: The TIDA-00018 reference design enables faster development of high precision temperature measurement solutions using 24-Bit delta-sigma ADC and most widely used temperature sensors like thermocouple and RTD. The design guide will address the sensor signal conditioning, thermocouple cold junction compensation, ratiometric measurement technique for RTD, recommended software flow, sensor linearization, sensor diagnostics, transient protection, PCB layout and other practical design considerations for achieving high precision robust design for temperature measurement in industrial applications. The Temperature Sensor Interface Module is a fully isolated design, which is essential for small sensor signal measurement. The heart of this reference design is a 24-Bit delta-sigma ADC that provides a high resolution, high integration, low noise, and low cost complete sensor analog front-end (AFE) for DC sensing applications. This ADC also makes it suitable to interface with different types of sensors, thus saving board space, reducing design efforts, decreasing the time to market, and lower BOM cost. Furthermore, external protection circuitry has been successfully tested for compliance with regulatory IEC61000-4 EFT, ESD, and surge standards. Compliance to IEC61000-4 is necessary to ensure that the design not only survives but also perform as intended in the harsh/noisy industrial environment.
PMP5863 Dual Rail (+/-) Ultra-Low Noise High PSRR, LDOs (-15V @ 200mA) Reference Design | TI.com
PMP5863: The negative-voltage TPS7A3001 LDO, when paired with the positivevoltage TPS7A4901 LDO, provides designers with a total solution for powering precision analog applications. These LDOs feature ultra-high PSRR performance with output noise as low as 16 µVrms and are designed to power noise-sensitive applications such as op amps, ADCs, DACs and other high-performance analog circuitry.
Biometric Steering Wheel Reference Design
TIDA-00292: This reference design is for a concept demonstration of how a driver's pulse rate, respiration rate, and ECG based heart rate can be obtained from a vehicle steering wheel. AFE4400 and AFE4300 from TI's biometric family of analog front-ends (AFE), enables acquisition of all three parameters via simple hand contacts on the steering wheel. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc
Temperature Sensor Interface Module for Programmable Logic Controllers (PLC)
TIDA-00018: The TIDA-00018 reference design enables faster development of high precision temperature measurement solutions using 24-Bit delta-sigma ADC and most widely used temperature sensors like thermocouple and RTD. The design guide will address the sensor signal conditioning, thermocouple cold junction compensation, ratiometric measurement technique for RTD, recommended software flow, sensor linearization, sensor diagnostics, transient protection, PCB layout and other practical design considerations for achieving high precision robust design for temperature measurement in industrial applications. The Temperature Sensor Interface Module is a fully isolated design, which is essential for small sensor signal measurement. The heart of this reference design is a 24-Bit delta-sigma ADC that provides a high resolution, high integration, low noise, and low cost complete sensor analog front-end (AFE) for DC sensing applications. This ADC also makes it suitable to interface with different types of sensors, thus saving board space, reducing design efforts, decreasing the time to market, and lower BOM cost. Furthermore, external protection circuitry has been successfully tested for compliance with regulatory IEC61000-4 EFT, ESD, and surge standards. Compliance to IEC61000-4 is necessary to ensure that the design not only survives but also perform as intended in the harsh/noisy industrial environment.
TIDA-00011 Optical Heart Rate Monitor Reference Design with BLE Connectivity | TI.com
TIDA-00011: This reference design is for a complete Optical Heart Rate Monitor wrist watch (no chest strap!) end equipment featuring TI signal chain, power, and connectivity components. With TI's AFE4400 AFE, you can accelerate and simplify your wrist based HRM design while still ensuring measurement performance needed for serious Fitness designs. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc.
PMP11373 Factory Automation (FA) Isolated Sensor Reference Design | TI.com
PMP11373: Dual isolated half-bridge converters are implemented using a single DRV8801 motor driver controller. The DRV8801 controller operates from a 24Vdc input and at a fixed 50% duty, generated using the low cost LMC555 timer. Transformer secondaries are rectified and regulated to 5V and 15V outputs using TPS7A4901 linear regulators, which supply 0.15A each. This method allows the opto-coupler to be eliminated, reducing cost and complexity. Design options allow single or dual outputs per transformer.
TIPD152 0°C – 100°C, Hardware-Compensated Ratiometric 3-Wire RTD System Reference Design | TI.com
TIPD152: This TI Precision Verified Design implements a hardware compensated 3-wire RTD acquisition system that accurately measures temperature from 0°C - 100°C. The voltage input and reference voltage are placed in a ratiometric configuration in order to reduce the errors from noise and drift and improve overall system accuracy. The ADS1247 simplifies the front-end solution through integration of the required current sources, programmable gain amplifier, and digitally-controlled multiplexer in to one chip. The current sources are chopped to minimize any mismatch between the two sources. The TPS7A4901 adjustable-output, high-PSRR LDO is suggested as a clean power alternative versus the existing USB supply to further improve system accuracy.
TIDA-00942 12-bit, 20-MSPS Data Acquisition Reference Design for Digitizer | TI.com
TIDA-00942: This reference design enables a cost-effective and low-power data acquisition system that provides an alternative to FPGA-based systems. It features a single-ended, high-impedance input that can be used in a wide number of applications, including portable instrumentation and digitizers. The reference design utilizes the ADS4122 analog-to-digital converter (ADC), along the with the OPA656 and THS4541 operational amplifiers (op amps) to develop a 12-bit, 20-MSPS digitizer for the BeagleBone Cape form factor. The expansion board devleoped in this reference design interfaces with the BeagleBone Black development platform, which is a low-cost, open-source, community-supported environment based on the ARM Cortex-A8 processor.
Interfacing Current Output Hall Sensors and CTs with Pseudo-differential ADC/MCU Reference Design
TIDA-00316: The TIDA-00316 reference design provides a reference solution for interfacing current output Hall sensors and current transformers to Pseudo-differential ADC (standalone and integrated into MCU). Two variants of signal conditioning circuits are designed to measure motor current using bipolar and unipolar supply voltages respectively. Both the signal conditioning circuits provide current measurement accuracy within ±0.5% for an operating temperature range from -25°C to +75°C.
TIDA-00316 Interfacing Current Output Hall Sensors and CTs with Pseudo-differential ADC/MCU Reference Design | TI.com
TIDA-00316: The TIDA-00316 reference design provides a reference solution for interfacing current output Hall sensors and current transformers to Pseudo-differential ADC (standalone and integrated into MCU). Two variants of signal conditioning circuits are designed to measure motor current using bipolar and unipolar supply voltages respectively. Both the signal conditioning circuits provide current measurement accuracy within ±0.5% for an operating temperature range from -25°C to +75°C.
0°C – 100°C, Hardware-Compensated Ratiometric 3-Wire RTD System Reference Design
TIPD152: This TI Precision Verified Design implements a hardware compensated 3-wire RTD acquisition system that accurately measures temperature from 0°C - 100°C. The voltage input and reference voltage are placed in a ratiometric configuration in order to reduce the errors from noise and drift and improve overall system accuracy. The ADS1247 simplifies the front-end solution through integration of the required current sources, programmable gain amplifier, and digitally-controlled multiplexer in to one chip. The current sources are chopped to minimize any mismatch between the two sources. The TPS7A4901 adjustable-output, high-PSRR LDO is suggested as a clean power alternative versus the existing USB supply to further improve system accuracy.
TIDA-00688 1W Isolated Power Supply with Planar Transformer Reference Design | TI.com
TIDA-00688: Isolated power supply is a main requirement in every industrial application where modules are connected to Programmable Logic Controllers (PLC). Often, for those PLC modules there is only limited space available, making the inclusion of large isolation transformers more difficult. The TIDA-00688 reference design provides isolated ±15V and 5V outputs in a very thin form factor with only 2.2mm height on each side of the printed circuit board (PCB). This is achieved by integrating the transformer directly into the PCB. Furthermore, the TI Design can be operated off a wide input voltage range of 14V - 36V and is all included in a small 25.4mm * 43.8mm form factor.
TIDA-00237 Ultra-Small 1W, 12V-36V Iso Power Supply for Analog Prog Logic Controller Modules Reference Design | TI.com
TIDA-00237: Analog input and output modules are a standard component in Programmable Logic Controllera (PLC) or Distributed Control Systems (DCS). More channels per module and slimmer modules bring design challenges to the isolated power supply in those modules. Anyone facing those challenges will benefit from TIDA-00237, as the total design foot print is less than 2.54x2.54mm and less than 5mm height. It uses a fly-buck approach which means no optocoupler feedback with wide input voltage range of 12V-36V. The design provides +/-15V and 5V isolated, low noise outputs optimal for driving a data converter or analog front end.
Reference Design for Interfacing Current Output Hall Sensors and CTs with Differential ADC/MCU
TIDA-00368: The TIDA-00368 reference design provides a reference solution for interfacing current output Hall sensors and current transformers to differential ADC (standalone and integrated into MCU). The differential signal conditioning circuit is designed to measure motor current with an accuracy of ±0.5% across operating temperature range from -25°C to +75°C. The output common-mode voltage of the differential amplifier can be selected to either 1.25V or 2.5V.
Analog Input Module for Industrial Outputs and Temperature Sensors Reference Design
TIPD164: This TI Designs, Precision Verified design implements an analog input module for industrial voltages, currents, and temperature sensors. For industrial outputs, the possible input ranges include: 4-20 mA, 0-20 mA, +/-25 mA, 0-5 V, 0-10 V, +/-5 V, +/-10 V. The design includes conditioning and level-shift circuitry which converts the large industrial outputs into a proper input range for a +5V delta-sigma ADC. The ADC has features to directly acquire information from the RTD and thermocouple sensors over their full temperature range.
RTD Temperature Transmitter for 2-wire, 4 to 20-mA Current Loop Systems
TIDA-00095: This comprehensive design provides a complete system that measures and processes temperature signals inputs from 2-wire, 3-wire, and 4-wire resistance temperature detectors (RTDs) and outputs a 4 to 20-mA current-loop signal corresponding to the temperature processed from the RTD inputs. It is intended as a reference design for process measurement applications in factory automation, field transmitters and building automation. With less than 0.17°C maximum measured error over -200°C to 850°C, extremely low loop power consumption 1.4mA (typical including RTD biasing currents) and IEC61000 pre compliance testing, this design significantly reduces the design time for development of high accuracy temperature transmitter systems. It also addresses system level calibration - both offset and gain that can be implemented to improve ADC and DAC accuracy as well as also includes linear interpolation to address the non-linearity of the RTD element.
Pulse Oximeter via Finger Clip Reference Design with BLE Connectivity
TIDA-00010: This reference design is for a complete SPO2 Pulse Oximeter finger clip end equipment featuring TI signal chain, power, and connectivity components. With TI's AFE4490 Pulse Ox AFE, you can accelerate and simplify your pulse ox design while still ensuring the highest of quality clinical measurements. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc.
