FEATURES FUNCTIONAL BLOCK DIAGRAM
VDD High relative accuracy (INL): В±2 LSB maximum at 16 bits
Low drift 2.5 V reference: 2 ppm/В°C typical
Tiny package: 3 mm Г— 3 mm, 16-lead LFCSP
TUE: В±0.1% of FSR maximum
Offset error: В±1.5 mV maximum
Gain error: В±0.1% of FSR maximum
High drive capability: 20 mA, 0.5 V from supply rails
User-selectable gain of 1 or 2 (GAIN pin)
Reset to zero scale or midscale (RSTSEL pin)
1.8 V logic compatibility
50 MHz SPI with readback or daisy chain
Low glitch: 0.5 nV-sec
Low power: 3.3 mW at 3 V
2.7 V to 5.5 V power supply
-40В°C to +105В°C temperature range VLOGIC GND VREF AD5689R/AD5687R 2.5V
REFERENCE SCLK SYNC SDIN INTERFACE LOGIC INPUT
REGISTER DAC
REGISTER STRING
DAC A VOUT A
BUFFER INPUT
REGISTER DAC
REGISTER STRING …