1 Features

• Excellent temperature drift performance

– 5ppm/°C (maximum) from –40°C to +125°C

• Extremely low noise

– Total noise: 5μVRMS with 47μF capacitor

– 1/f noise (0.1Hz to 10Hz): 3μVPP/V

• Integrated ADC drive buffer

– Low output impedance: < 50mΩ (0kHz to 200kHz)

– First sample precise to 18 bits with ADS8881

– Enables burst-mode DAQ systems

• Low supply current: 820μA

• Low shutdown current: 1μA

• High initial accuracy: ±0.05%

• Very-low noise and distortion

– SNR: 100.5dB, THD: –125dB (ADS8881)

– SNR: 106dB, THD: –120dB (ADS127L01)

• Output current drive: ±4mA

• Programmable short-circuit current

• Verified to drive REF pin of ADS88xx family of SAR ADCs and ADS127xx family of wideband ΔΣ ADCs

2 Applications

• ATE testers and oscilloscopes

• Test and measurement equipment

• Analog input modules for PLCs

• Medical equipment

• Precision data acquisition systems