AD5144ABRUZ100-RL7

The AD5124/AD5144/AD5144A potentiometers provide a nonvolatile solution for 128-/256-position adjustment applications, offering
guaranteed low resistor tolerance errors of ±8% and up to ±6 mA
current density in the Ax, Bx, and Wx pins.
The low resistor tolerance and low nominal temperature coefficient
simplify open-loop applications as well as applications requiring
tolerance matching.
The linear gain setting mode allows independent programming of
the resistance between the digital potentiometer terminals, through
the RAW and RWB string resistors, allowing very accurate resistor
matching.
The high bandwidth and low total harmonic distortion (THD) ensure
optimal performance for ac signals, making these devices suitable
for filter design.
The low wiper resistance of only 40 Ω at the ends of the resistor
array allow for pin-to-pin connection.
The wiper values can be set through an SPI-/I2C-compatible digital
interface that is also used to read back the wiper register and
EEPROM contents.
The AD5124/AD5144/AD5144A are available in a compact, 24-
lead, 4 mm × 4 mm LFCSP and a 20-lead TSSOP. The parts
are guaranteed to operate over the extended industrial temperature
range of −40°C to +125°C.

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    SPECIFICATION

    ► 10 kΩ and 100 kΩ resistance options
    ► Resistor tolerance: 8% maximum
    ► Wiper current: ±6 mA
    ► Low temperature coefficient: 35 ppm/°C
    ► Wide bandwidth: 3 MHz
    ► Fast start-up time < 75 µs
    ► Linear gain setting mode
    ► Single- and dual-supply operation
    ► Independent logic supply: 1.8 V to 5.5 V
    ► Wide operating temperature: −40°C to +125°C
    ► 4 mm × 4 mm package option