Industrial Manuals

The AD7376 is one of the few high voltage, high performance digital potentiometers on the market. This device can be used as a programmable resistor or resistor divider. With digital rather than manual control, the AD7376 provides layout flexibility and allows closed-loop dynamic controllability.

The AD8400/AD8402/AD8403 are 1-/2-/4-channel digital potentiometers with 256-position variable resistance. They can replace 1, 2, or 4 potentiometers.

The document introduces a single-channel, 1024-position digital rheostat with SPI interface and 50-TP memory. It has a nominal resistance of 10 kΩ and can operate with a single supply voltage of 2.7 V to 5.5 V, or dual supply voltages of ±2.5 V to ±2.75 V for AC or bipolar operations. The product is suitable for applications such as mechanical rheostat replacements, variable gain control in op-amps, gain and offset adjustment in instrumentation, programmable voltage-to-current conversions, programmable filters, delays, and time constants, programmable power supplies, and sensor calibration.

AD5175 is a single-channel, 1024-position, digital rheostat with an I2C interface and 50-times programmable (50-TP) wiper memory. It has a nominal resistance of 10 kΩ, a working voltage range of 2.7~5.5 V, and a single-supply operation. It can be used for AC or bipolar operations.

AD5270/AD5271 is a digital rheostat with single-channel, 1024-/256-position resolution, 1% resistor tolerance error, SPI interface, etc. It is suitable for mechanical rheostat replacements and can be used for variable gain control in op-amps, gain and offset adjustment in instrumentation, programmable voltage to current conversions, programmable filters, delays, etc.

AD5272/AD5274 is a digital rheostat with 1024-/256-position resolution and 1% resistor tolerance error. It features I2C interface and 50-TP memory, and is suitable for replacing mechanical rheostats. It can be used for variable gain control, gain and offset adjustment, programmable voltage to current conversions, programmable filters, delays, time constants, and more.

The AD5293 is a single-channel, 1,024-position digital potentiometer1 with less than 1% end-to-end Resistor Tolerance, SPI® compatible serial interface, Wiper setting readback, Mechanical potentiometer replacement, Instrumentation: gain, offset adjustment, Programmable voltage to current conversion, Programmable filters, delays, time constants, Programmable power supply, Low resolution DAC replacement, Sensor calibration.

The AD5290 is a compact +30 V / ±15 V 256-position digital potentiometer suitable for high voltage, high-performance applications. It features 256 positions and resistance ranges of 10 kΩ, 50 kΩ, and 100 kΩ, and can operate with a single supply voltage of +4.5 V to +30 V or a dual supply voltage of ±4.5 V to ±15 V. The product uses a 3-wire SPI-compatible serial interface and offers low temperature coefficient, low total harmonic distortion, and midscale preset functionality. It is available in a compact MSOP-10 package and can be used in applications such as high voltage DACs, programmable power supplies, programmable gain and offset adjustment, programmable filters and delays, actuator control, audio volume control, and mechanical potentiometer replacement.

AD5259 Rev. A is a nonvolatile, I2C-compatible 256-position digital potentiometer. It features 256 positions of infinite continuous programmable resistance that can be controlled via an I2C communications interface. AD5259 is low power, high performance digital potentiometer suitable for various applications such as LCD potentiometers, power supplies, automation, communications etc.

AD5251/AD5252 is a digital potentiometer produced by Analog Devices. It has 64-bit/256-bit resolution and can be selected in four resistance ranges of 1kΩ, 10kΩ, 50kΩ and 100kΩ. It has a non-volatile memory that stores potentiometer settings. It supports I2C interface and can read and write potentiometer through I2C interface.

AD5165 is a compact 2.9 mm × 2.8 mm packaged solution for 256-position adjustment applications. It consumes only 50 nA of standby power, has a 2.7 V to 5.5 V power supply voltage, a 100 kΩ resistance range, a 35 ppm/°C temperature coefficient, a simple 3-wire digital interface, and a wide operating temperature range of -40°C to +125°C. The AD5165 is suitable for applications such as battery-operated electronic adjustment, remote utility meter adjustment, mechanical potentiometer replacement, transducer circuit adjustment, automotive electronic adjustment, gain control and offset adjustment, system calibration, and VCXO adjustment.

64-Position OTP Digital Potentiometer AD5171 Rev. D is a low-cost OTP digital potentiometer with 64 positions, programmable via I2C-compatible digital interface.

The AD5227 is a 64-position up/down control digital potentiometer with 10 kΩ, 50 kΩ, 100 kΩ end-to-end terminal resistance, simple up/down digital or manual configurable control, midscale preset, low potentiometer mode tempco = 10 ppm/°C, low rheostat mode tempco = 35 ppm/°C, ultralow power, IDD = 0.4 µA typ and 3 µA max, fast adjustment time, ts = 1 µs, chip select enable multiple device operation, low operating voltage, 2.7 V to 5.5 V, automotive temperature range, -40°C to +105°C, compact thin SOT-23-8 (2.9 mm × 3 mm) lead-free package

The AD5228 is a 32-position manual up/down control potentiometer with 10 kΩ, 50 kΩ, 100 kΩ end-to-end terminal resistance, simple manual up/down control, self-contained, requires only 2 pushbutton tactile switches, built-in adaptive debouncer, discrete step-up/step-down control, autoscan up/down control with 4 steps per second, pin-selectable zero-scale/midscale preset, low potentiometer mode tempco, 5 ppm/°C, low rheostat mode tempco, 35 ppm/°C, digital control compatible, ultralow power, IDD = 0.4 µA typ and 3 µA max, low operating voltage, 2.7 V to 5.5 V, automotive temperature range, −40°C to +105°C, compact thin SOT-23-8 (2.9 mm × 3 mm) Pb-free package, suitable for mechanical potentiometer and trimmer replacements, LCD backlight, contrast and brightness controls, digital volume control, portable device-level adjusters, etc.