10-Bit nanoDAC with SPI/I2C Interface
and 2 ppm/В°C On-Chip Reference
AD5310R/AD5311R Data Sheet FUNCTIONAL BLOCK DIAGRAMS High relative accuracy (INL): В±0.5 LSB maximum
Low drift 2.5 V reference: 2 ppm/В°C typical
Selectable span output: 2.5 V or 5 V
Total unadjusted error (TUE): 0.06% of FSR maximum
Offset error: В±1.5 mV maximum
Gain error: В±0.05% of FSR maximum
Low glitch: 0.1 nV-sec
High drive capability: 20 mA
Low power: 1.2 mW at 3.3 V
Independent logic supply: 1.8 V logic compatible
Wide operating temperature range: -40В°C to +105В°C
Robust 4 kV HBM ESD protection VLOGIC VREF POWER-ON
RESET LDAC REF
10-BIT
DAC RESET SCLK OUTPUT
BUFFER VOUT POWER-DOWN
CONTROL LOGIC INPUT
CONTROL LOGIC SYNC AD5310R 2.5V
REF DAC
REGISTER SDI RESISTOR
NETWORK GND Figure 1. AD5310R …