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The AD5665RBCBZ-1-RL7 is a quad, 16-bit nanoDAC from Analog Devices featuring an on-chip 1.25 V reference with 10 ppm/°C temperature coefficient. It operates on a single 2.7 V to 5.5 V supply and provides buffered voltage outputs with rail-to-rail swing. The device utilizes an I2C-compatible serial interface supporting standard (100 kHz), fast (400 kHz), and high-speed (3.4 MHz) modes. Key specifications include ±1 LSB DNL, guaranteed monotonicity by design, and a power-on reset function. It is housed in a compact 12-ball WLCSP package.
Verify the specific suffix 'BCBZ' corresponds to the 12-ball WLCSP package and the '-1-RL7' indicates reel packaging. Confirm that the internal reference voltage is 1.25 V, which sets the full-scale output range to 2.5 V when enabled. Ensure compatibility with the required I2C address configuration via ADDR pins.
Select this component for applications requiring high precision in a minimal footprint. The 1.25 V internal reference limits the maximum output span to 2.5 V; use external references or different part numbers if a 5 V span is required. Verify that the system can support the high-speed I2C timing requirements if operating above 400 kHz.
This part belongs to the AD5665R family of nanoDACs, designed as low-power, small-footprint alternatives to larger packages. It shares functional compatibility with TSSOP and LFCSP versions but differs in pin count and package dimensions due to the WLCSP form factor.
Direct pin-compatible replacements are not available due to the unique 12-ball WLCSP layout. Consider AD5665R variants in TSSOP or LFCSP packages if board space allows for redesign.