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