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Texas Instruments (TI) offers a variety of high-performance data converters including high-precision and high-speed ADCs in a variety of architectures; DACs, audio converters, and codecs; as well as touch screen controllers.
Texas Instruments Data Converter Products
Analog to Digital Converter
Digital to Analog Converter
Touch Screen Controller
Texas Instruments AMC7832 12-Bit Analog Monitor & Control (AMC) Solution is a highly integrated, low-power, analog monitoring and control solution that includes a 17-channel, 12-bit analog-to-digital converter (ADC) with programmable alarms, twelve 12-bit digital-to-analog converters (DACs) with output ranges of either 0 to +5V, 0 to +10V or -10 to 0V, eight GPIOs, internal reference and a local temperature sensor channel. The AMC7832 high level of integration significantly reduces component count and simplifies closed-loop system designs. The AMC7832 is ideal for multichannel applications where board space, size, and low power are critical. The AMC7832's low power, high-integration and wide operating temperature range make it an ideal all-in-one, low-cost, bias control circuit for the power amplifiers (PA) found in multi-channel RF communication systems. The flexible DAC output ranges allow the device to be used as a biasing solution for a large variety of transistor technologies such as LDMOS, GaAs and GaN. The AMC7832 feature set is similarly beneficial in general purpose monitor and control systems.
Texas Instruments ADS8319 Precision 16-Bit SAR Analog-to-Digital Converter (ADC) is a 500-KSPS analog-to-digital converter that operates with a 2.25-V to 5.5-V external reference. The device includes a capacitor based, SAR A/D converter with inherent sample and hold. The device includes a 50-MHz SPI compatible serial interface. The interface is designed to support daisy chaining or cascading of multiple devices. Also a Busy Indicator makes it easy to synchronize with the digital host. The ADS8319 unipolar single-ended input range supports an input swing of 0 V to +Vref. Device operation is optimized for very low power operation, and the power consumption directly scales with speed. This feature makes it attractive for lower speed applications.
Texas Instruments ADS888x 18-Bit SAR Analog-to-Digital Converters are 18-bit, true-differential input, analog-to-digital converters (ADCs). These devices operate with a 2.5V to 5V external reference, offering a wide selection of signal ranges without additional input signal scaling. The reference voltage setting is independent of, and can exceed, the analog supply voltage (AVDD). The device offers an SPI-compatible serial interface that also supports daisy-chain operation for cascading multiple devices. An optional busy-indicator bit (available for ADS8883, ADS8887 only) makes synchronizing with the digital host easy. Device operation is optimized for very low-power operation. Power consumption directly scales with speed. This feature makes the ADS888x excellent for lower-speed applications.
Texas Instruments ADS886x 16-Bit SAR Analog-to-Digital Converters are 16-bit, single-ended input, analog-to-digital converter (ADC). The device operates with a 2.5V to 5V external reference, offering a wide selection of signal ranges without additional input signal scaling. The reference voltage setting is independent of, and can exceed, the analog supply voltage (AVDD). The device offers an SPI-compatible serial interface that also supports daisy-chain operation for cascading multiple devices. An optional busy-indicator bit (available for ADS8860, ADS8861, ADS8862, ADS8863, ADS8864, ADS8865 only) makes synchronizing with the digital host easy. Device operation is optimized for very low-power operation. Power consumption directly scales with speed. This feature makes the ADS886x excellent for lower-speed applications.
Texas Instruments DAC31x1 500MSPS Digital-to-Analog Converters are a family of single channel 500MSPS digital-to-analog converters with resolutions of 10-/12-/14-bits. The family uses a 10-/12-/14-bit wide LVDS digital bus with an input FIFO. The 14-bit DAC3171 also supports a DDR 7-bit LVDS interface mode. FIFO input and output pointers can be synchronized across multiple devices for precise signal synchronization. The DAC outputs are current sourcing and terminate to GND with a compliance range of -0.5 to 1V. DAC3151/DAC3161/DAC3171 is pin compatible with the dual-channel, 10-/12-/14-bit, 500MSPS digital-to-analog converter DAC3154/DAC3164/DAC3174. The device is available in a QFN-64 PowerPAD™ package is specified over the full industrial temperature range (–40°C to 85°C).
Texas Instruments LDC1000 Inductance-to-Digital Converter is a contact-less, short-range sensing technology that enables low-cost, high-resolution sensing of conductive targets in the presence of dust, dirt, oil, and moisture, making it extremely reliable in hostile environments. Using a coil which can be created on a PCB as a sensing element, the LDC1000 enables ultra-low cost system solutions. Inductive sensing technology enables precise measurement of linear/angular position, displacement, motion, compression, vibration, metal composition, and many other applications in markets including automotive, consumer, computer, industrial, medical, and communications. Inductive sensing offers better performance and reliability at lower cost than other, competitive solutions. The LDC1000 is the world's first inductance-to-digital converter, offering the benefits of inductive sensing in a low-power, small-footprint solution. The product is available in a SON-16 package and offers several modes of operation. An SPI interface simplifies connection to an MCU. The LDC1000EVM is an evaluation module that can be used to evaluate the LDC1000 Inductance-to-Digital Converter.
Texas Instruments ADS4149 14-Bit Ultralow-Power Analog-to-Digital Converter (ADC) is ideal for multi-carrier, wide bandwidth communications applications, especially in MRI machines, and features sampling rates up to 250MSPS. This TI ADC uses innovative design techniques to achieve high dynamic performance, while consuming extremely low power at 1.8V supply. ADS4149 has fine gain options that can be used to improve SFDR performance at lower full-scale input ranges, especially at high input frequencies. They include a dc offset correction loop that can be used to cancel the ADC offset. At lower sampling rates, the ADC automatically operates at scaled down power with no loss in performance.
Texas Instruments DAC8568 16-bit digital-to-analog converter (DAC) features a 2.5V, 2ppm/°C internal reference (disabled by default), giving a full-scale output voltage range of 2.5V or 5V. The low power consumption, internal reference, and small footprint makes DAC8568 ideal for portable, battery-operated equipment, especially in the medical field for ultrasound data conversion. The internal reference of this TI DAC has an initial accuracy of 0.004% and can source up to 20mA at the VREFIN/VREFOUT pin. This TI device is monotonic, providing excellent linearity and minimizing undesired code-to-code transient voltages (glitch). It uses a versatile 3-wire serial interface that operates at clock rates up to 50MHz. The interface is compatible with standard SPI, QSPI, Microwire, and digital signal processor (DSP) interfaces. DAC8568 incorporates a power-on-reset circuit that ensures the DAC output powers up at either zero scale or midscale until a valid code is written to the device. It contains a power-down feature accessed over the serial interface that reduces current consumption to typically 0.18µA at 5V. Power consumption (including internal reference) is typically 2.9mW at 3V, reducing to less than 1µW in power-down mode.
Texas Instruments AFE4300 Analog Front End incorporates two separate signal chains: one chain for weight-scale measurement and the other for body composition measurement analysis. A 16-bit, 860-SPS analog-to-digital converter is multiplexed between both chains. The weight measurement chain of the TI AFE includes an instrumentation amplifier with the gain set by an external resistor, followed by a 6-bit digital-to-analog converter for offset correction, and a circuit to drive the external bridge/load cell with a fixed 1.7V for ratiometric measurements. AFE4300 can also measure body composition by applying a sinusoidal current into the body. The sinusoidal current is generated with an internal pattern generator and a 6-bit, 1-MSPS DAC. A voltage-to-current converter applies this sinusoidal current into the body, between two terminals. The voltage created across these two terminals as a result of the impedance of the body is measured back with a differential amplifier, rectified, and its amplitude is extracted and measured by the 16-bit ADC.
Texas Instruments DAC161S997 16-bit Delta-Sigma Digital-to-Analog Converter (DAC) is a very low power device for transmitting an analog output current over an industry standard 4-20mA current loop. TI DAC161S997 has a simple 4-wire SPI for data transfer and configuration of the DAC functions. TI DAC161S997 reduces power and component count in compact loop-powered applications through an internal ultra-low power voltage reference and an internal oscillator. The low power consumption of TI DAC161S997 results in additional current being available for the remaining portion of the system. The loop drive of DAC161S997 interfaces to a Highway Addressable Remote Transducer modulator, allowing injection of FSK modulated digital data into the 4-20mA current loop. This combination of specifications and features makes DAC161S997 ideal for 2- and 4-wire industrial transmitters.
Texas Instruments AFE7070 and AFE7071 are dual 14-bit 65MSPS digital-to-analog converters (DACs) with integrated, programmable fourth-order baseband filter and analog quadrature modulator. TI AFE7071includes additional digital signal-processing features such as a quadrature modulator correction circuit, providing LO and sideband suppression capability. AFE7070 adds a direct digital synthesizer (DDS) with 32-bit numerically controlled oscillator (NCO) and LVDS output buffer. These TI DACs are ideal for use in low-power, compact software-defined radios and Femto- and Pico-Cell BTS. Evaluation modules are available to test the capabilities of AFE7070 and AFE7071.
Texas Instruments AFE4490 Integrated Analog Front End is a fully-integrated AFE that is ideally suited for pulse-oximeter applications. This TI device consists of a low-noise receiver channel with a 22-bit analog-to-digital converter (ADC), an LED transmit section, and diagnostics for sensor and LED fault detection. AFE4490 is a very configurable timing controller. This flexibility enables the user to have complete control of the device timing characteristics. To ease clocking requirements and provide a low-jitter clock to the AFE4490, an oscillator is also integrated that functions from an external crystal. The device communicates to an external microcontroller or host processor using an SPI interface.
Texas Instruments PCM512x and PCM514x audio stereo digital-to-analog converters (DACs) are a family of monolithic CMOS ICs that include additional support circuitry in a small TSSOP package. TI PCM512x and PCM514x use the latest generation of TI's advanced segment-DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter. Members of the PCM514x family integrate a fully programmable miniDSP core, allowing developers to integrate filters, dynamic range controls, custom interpolators and other differentiating features to their products. Members of the PCM512x family integrate preset audio processing functions with programmable coefficients, allowing developers to change the characteristics of the interpolation filter, speaker EQ, dynamic range controls, and average volume control in their products.
Texas Instruments ADS1018 12-bit analog-to-digital converter (ADC) and temperature sensor is designed with precision, power, and ease of implementation in mind. TI ADS1018 features an integrated voltage reference and oscillator. An SPI-compatible serial interface transfers data. This TI ADC operates from a single power supply ranging from 2.0V to 5.5V. It can perform conversions at rates up to 3300 samples per second. A programmable gain amplifier is integrated in ADS1018 that offers input ranges from as low as ±256mV up to the supply rails, allowing both large and small signals to be measured with high resolution. ADS1018 also features an input multiplexer that provides two differential or four single-ended inputs.
ADS1018 can also function as a high-accuracy temperature sensor. This temperature sensor can be used for system-level temperature monitoring or cold-junction compensation for thermocouples.
Texas Instruments ADS1293 digital ECG incorporates all features commonly required in portable, low-power medical, sports and fitness electrocardiogram (ECG) applications. The Texas Instruments ADS1293 enables the creation of scalable medical instrumentation systems. The ADS1293 features three high-resolution channels capable of operating up to 25.6ksps. Each channel can be independently programmed for a specific sample rate and bandwidth allowing users to optimize the configuration for performance and power. All input pins incorporate an EMI filter and can be routed to any channel via a flexible routing switch. Flexible routing also allows independent lead-off detection, right leg drive, and Wilson/Goldberger reference terminal generation without the need to reconnect leads externally. A fourth channel allows external analog pace detection for applications that do not utilize digital pace detection. The ADS1293 incorporates a self-diagnostics alarm system to detect when the system is out of the operating conditions range. Such events are reported to error flags. The overall status of the error flags is available as a signal on a dedicated ALARMB pin. The device is packaged in a 5-mm × 5-mm × 0.8-mm, 28-pin LLP. Operating temperature ranges from –20°C to 85°C
Texas Instruments ADS1299 Low-Noise, 8-Channel, 24-Bit Analog Front-End (AFE) for Biopotential Measurements is a low-noise, multi-channel, simultaneous-sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. TI ADS1299 AFE incorporates all commonly-required features for electroencephalogram (EEG) applications. ADS1299 features high levels of integration and exceptional performance, enabling the creation of scalable medical instrumentation systems at significantly reduced size, power, and overall cost. This TI device has a flexible input multiplexer per channel that can be independently connected to the internally-generated signals for test, temperature, and lead-off detection. Additionally, any configuration of input channels can be selected for derivation of the patient bias output signal. The ADS1299 operates at data rates from 250 SPS to 16 kSPS.
Texas Instruments DAC3482 Dual-Channel, 16-bit Digital-to-Analog Converter (DAC) is a very low power, high dynamic range device with a sample rate as high as 1.25 GSPS. TI DAC3482 includes features that simplify the design of complex transmit architectures: 2x to 16x digital interpolation filters with over 90dB of stop-band attenuation simplify the data interface and reconstruction filters. A complex mixer allows flexible carrier placement. A high-performance low jitter clock multiplier simplifies clocking of the device without significant impact on the dynamic range. The digital Quadrature Modulator Correction (QMC) enables complete IQ compensation for gain, offset, phase, and group delay between channels in direct up-conversion applications.
Texas Instruments ADS130E08 8-Channel Analog Front-End for metering applications is a multi-channel, simultaneous sampling, 16-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC) with a built-in programmable gain amplifier (PGA), internal reference, and an external oscillator interface. TI ADS130E08 AFE incorporates commonly-required features in industrial metering applications. With high levels of integration and exceptional performance, the ADS130E08 enables the creation of scalable industrial power systems at significantly reduced size, power, and low overall cost. TI ADS130E08 has a flexible input multiplexer per channel that can be independently connected to the internally-generated signals for test, temperature, and fault detection. The ADS130E08 operates at a data rate of 8 kSPS and is ideal for industrial power applications.
Texas Instruments ADS131E04 / ADS131E06 / ADS131E08 Analog Front-End devices for Power Monitoring, Control, and Protection are part of a family of multichannel, simultaneous sampling, 24- and 16-bit, delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. TI ADS131E0x AFE devices incorporate features commonly required in industrial power monitoring, control, and protection applications. The ADS131E0x inputs can be independently and directly interfaced with a resistor-divider network or a transformer to measure voltage. The inputs can also be interfaced to a current transformer or Rogowski coil to measure current. With high integration levels and exceptional performance, the ADS131E0x family enables the creation of scalable industrial power systems at significantly reduced size, power, and low overall cost. The ADS131E0x AFE devices have a flexible input multiplexer per channel that can be independently connected to the internally-generated signals for test, temperature, and fault detection. These TI ADCs can operate at data rates as high as 64kSPS.
Texas Instruments TLV320DAC3203 ultra low power stereo audio codec with integrated headphone amplifiers is a flexible, low-power, low-voltage device with programmable outputs, PowerTune™ capabilities, fixed predefined and parameterizable signal processing blocks, integrated PLL, integrated LDO, and flexible digital interfaces. Extensive register-based control of power, input/output channel configuration, gains, effects, pin-multiplexing, and clocks is included, allowing this TI device to be precisely targeted to its application. Combined with the advanced PowerTune technology, TLV320DAC3203 stereo audio codec can cover operations from 8kHz mono voice playback to stereo 192kHz DAC playback, making it ideal for portable battery-powered audio and telephony applications. TLV320DAC3203EVM-K is a complete evaluation/demonstration kit for the TLV320DAC3203 audio DAC. The kit includes a TLV320DAC3203EVM, and a USB-based motherboard called the USB-MODEVM Interface board.
Texas Instruments AFE7222 Analog Front End Wideband Mixed-Signal Transceiver designed for full- or half-duplex radios. TI AFE7222 includes over-sampling transmit 12-bit DACs that provide output frequencies from baseband to Nyquist. This AFE transceiver also features under-sampling receive 12-bit ADCs that allow analog inputs from baseband to ~230MHz. Most blocks within the AFE7222 are independently controlled for optimization of power consumption versus utilization. Two auxiliary control 12-bit DACs and a dual input auxiliary monitoring 12-bit ADC are available via serial interface. Digital features include QMC (quadrature modulation correction), interpolation, decimation, RMS/peak power meter, and mixers with independent NCOs for RX and TX path.
Texas Instruments DAC3152 / DAC3162 Dual-Channel 10- / 12-bit DACs are low-power, low-latency, high-dynamic-range digital-to-analog converters (DACs) with a sample rate as high as 500MSPS. The device simplicity (no software required), low latency, and low power of these TI 10-bit (DAC3152) and 12-bit (DAC3162) simplify the design of complex systems. These TI DACs interface seamlessly with the high-performance TRF370333 analog quadrature modulator for direct upconversion architectures. Digital data for both DAC channels is interleaved through a single LVDS data bus with on-chip termination. The high input rate of TI DAC3152 / DAC3162 dual-channel devices allows the processing of wide-bandwidth signals. The low power, small size, speed, superior crosstalk, simplicity, and low latency of the DAC3152 / DAC3162 make them an attractive fit for a variety of applications, including medical instrumentation, test and measurement, cellular base stations, and wideband communications.
Texas Instruments ADS5294 Octal Channel 14-Bit, 80MSPS analog-to-digital converter (ADC) provides low power consumption, high SNR, low SFDR, and consistent overload recovery, allowing users to design high performance systems. TI 8-channel ADS5294 ADC has a digital processing block that integrates several commonly used digital functions for improving system performance. The device includes a digital filter module that has built-in decimation filters (with low-pass, high-pass and band-pass characteristics). The decimation rate is also programmable (by 2, 4, or 8). This makes it useful for narrow-band applications, where the filters can be used conveniently to improve SNR and knock-off harmonics while also reducing the output data rate.
Texas Instruments PCM2900C and PCM2902C are single-chip, USB stereo audio codecs with a USB-compliant full-speed protocol controller. The PCM2902C also offers S/PDIF. TI PCM2900C and PCM2902C stereo audio codecs employ SpAct architecture for recovering the audio clock from USB packet data. On-chip analog PLLs with SpAct architecture enable playback and record with low clock jitter as well as independent playback and record sampling rates. The USB full-speed protocol controller included with these TI stereo audio codecs requires no software code. The PCM2900C and PCM2902C are ideal for use in USB audio speaker, headset, monitor, and audio interface box applications.
Texas Instruments ADS8528 / ADS8548 / ADS8568 8-channel bipolar input ADCs contain eight low-power, 12- (ADS8528), 14- (ADS8548), or 16-bit (ADS8568) SAR-based analog-to-digital converters (ADCs) with true bipolar inputs. The channels of these TI devices are grouped in four pairs, allowing simultaneous high-speed signal acquisition of up to 650kSPS. These TI ADCs support selectable parallel or serial interface with daisy-chain capability. The programmable reference allows handling of analog input signals with amplitudes up to ±12V. The ADS8528 / ADS8548 / ADS8568 family supports an auto-sleep mode for minimum power dissipation. The entire family is specified over a temperature range of -40°C to +125°C. These TI devices are ideal for use in protection relays, power quality measurement, and multi-axis motor control applications. The ADS8568EVM-PDK is an evaluation platform the ADS8568 ADC.
Texas Instruments DAC161P997 is a 16-bit Delta-Sigma digital-to-analog converter (DAC) for transmitting an analog output current over an industry standard 4-20mA current loop. TI DAC161P997 DAC offers 16-bit accuracy with a low output current temperature coefficient (29ppm/°C) and excellent long-term output current drift (90 ppmFS) while consuming less than 190μA. The data link to the DAC161P997 is a Single Wire Interface that allows sensor data to be transferred in digital format over an isolation boundary using a single isolation component. The digital input of this TI DAC is compatible with standard isolation transformers and optocouplers. For applications where isolation is not required, the DAC161P997 interfaces directly to a microcontroller. The loop drive of the DAC161P997 interfaces to a HART (Highway Addressable Remote Transducer) modulator, allowing injection of FSK modulated digital data into the 4-20mA current loop. This combination of specifications and features makes the DAC161P997 ideal for 2- and 4-wire industrial transmitters.
Texas Instruments LMP92018 Analog System Monitor and Controller integrates an eight channel 10-bit analog-to-digital converter, four 10-bit digital-to-analog converters, an internal reference, an internal temperature sensor, a 12-bit GPIO port, and a 10MHz SPI interface. The eight channels of the ADC can be used to monitor rail voltages, current sense amplifier outputs, health monitors, or sensors. The four DACs can be used to control power amplifier bias points, actuators, or potentiometers. The built-in digital temperature sensor on the TI LMP92018 Analog System Monitor and Controller enables accurate (±2.5ºC) local temperature measurement whose value is captured in the user accessible register. TI LMP92018 is ideal for use in communication infrastructure, system monitoring and control, and industrial monitoring and control applications.
Texas Instruments ADC121S101 single-channel, 12-bit analog-to-digital converter (ADC) is fully specified over a sample rate range of 500 ksps to 1 Msps. TI ADC121S101 ADC features a high-speed serial interface and operates with a single supply that can range from +2.7V to +5.25V. Normal power consumption using a +3V or +5V supply is 2.0mW and 10mW, respectively. The power-down feature reduces the power consumption to as low as 2.6µW using a +5V supply. TI ADC121S101 ADC is ideal for use in portable systems, remote data acquisition, and instrumentation and control systems.
Texas Instruments TPL0401A and TPL0401B 128 TAPS Single-Channel Digital Potentiometers with I²C Interface are linear-taper devices with 128 wiper positions. TI TPL0401 Digital Potentiometers feature 10kΩ end-to-end resistance options and 2.7V to 5.5V single-supply operation. The TPL0401A and TPL0401B have the low terminal internal and connected to GND. The position of the wiper can be adjusted using an I²C interface. The TI TPL0401A and TPL0401B Digital Potentiometers are designed for use in setting the voltage reference for low power DDR3 memory.
Texas Instruments ADS1118 ultra-small analog-to-digital converter (ADC) features 16 bits of resolution and is designed with precision, power, and ease of implementation in mind. The TI ADS1118 ADC features a temperature sensor and internal low-drift voltage reference. The TI ADS1118 operates from a single power supply ranging from 2V to 5.5V and can perform conversions at rates up to 860 samples per second (SPS). An onboard programmable gain amplifier (PGA) offers input ranges from the supply to as low as ±256mV. This range allows both large and small signals to be measured with high resolution. The ADS1118 also features an input multiplexer (MUX) that provides two differential or four single-ended inputs. The ADS1118 can also function as a high-accuracy temperature sensor. This temperature sensor can be used for system-level temperature monitoring or cold junction compensation for thermocouples.
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