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The AD5755ACPZ is a quad-channel, 16-bit digital-to-analog converter (DAC) featuring simultaneous voltage and current outputs. It operates with analog supplies ranging from −26.4 V to +33 V and a digital supply of 2.7 V to 5.5 V. The device integrates on-chip dynamic power control via a DC-DC boost converter, regulating output driver voltage between 7.4 V and 29.5 V to minimize power dissipation in current mode. It supports serial interfaces up to 30 MHz and includes an internal reference with ±10 ppm/°C drift. Key accuracy metrics include ±0.04% TUE for voltage outputs and ±0.05% TUE for current outputs.
Verify the specific suffix 'ACPZ' corresponds to the industrial temperature grade (-40°C to +105°C) and LFCSP-64 package configuration as defined in the manufacturer's ordering guide. Confirm that the component meets RoHS compliance requirements for the intended assembly process.
Select this component when high channel count and precise analog control are required within a single package. The integrated DC-DC converter makes it suitable for applications driving high impedance loads in current mode without excessive heat generation. Ensure the system design accommodates the required negative analog supply voltage for bipolar operation.
This part belongs to the AD5755 product family, which also includes variants such as the AD5755-1 and AD5757. These companion devices share similar architectural features but may differ in pinout compatibility or specific performance optimizations for distinct industrial communication protocols like HART.
Direct pin-compatible replacements within the same series include the AD5755-1ACPZ. Designers should verify functional equivalence regarding register maps and timing characteristics before substituting.