FEATURES
► Oversampled successive approximation (SAR) architecture
► High performance ac and dc accuracy, low power
► 115.5 dB dynamic range, 32 kSPS (AD7767-2)
► 112.5 dB dynamic range, 64 kSPS (AD7767-1)
► 109.5 dB dynamic range, 128 kSPS (AD7767)
► −118 dB THD
► Exceptionally low power
► 8.5 mW, 32 kSPS (AD7767-2)
► 10.5 mW, 64 kSPS (AD7767-1)
► 15 mW, 128 kSPS (AD7767)
► High dc accuracy
► 24 bits, no missing codes (NMC)
► INL: ±3 ppm (typical), ±7.6 ppm (maximum)
► Low temperature drift
► Zero error drift: 15 nV/°C
► Gain error drift: 0.4 ppm/°C
► On-chip low-pass FIR filter
► Linear phase response
► Pass-band ripple: ±0.005 dB
► Stop-band attenuation: 100 dB
► 2.5 V supply with 1.8 V/2.5 V/3 V/3.6 V logic interface options
and 5 V reference
► Flexible interfacing options
► Synchronization of multiple devices
► Daisy-chain capability
► Power-down function
► Temperature range: −40°C to +105°C
► Available in 4.4 mm × 5 mm, 16-lead TSSOP

APPLICATIONS
► Low power PCI/USB data acquisition systems
► Low power wireless acquisition systems
► Vibration analysis
► Instrumentation
► High precision medical acquisition