Data Sheet
AD4134
24-Bit, 4-Channel Simultaneous Sampling 1.5 MSPS Precision Alias Free ADC
► Crosstalk: 130.7 dBFS
FEATURES
► Daisy-chaining
► Alias free: inherent antialias rejection high performance mode
102.5 dB, typical
► Excellent ac and dc performance
► CRC error checking on data and SPI
► Two power modes: high performance mode and low power mode
► Power supply: 4.5 V to 5.5 V and 1.65 V to 1.95 V
► 1.8 V IOVDD level
► 108 dB dynamic range at ODR = 374 kSPS, FIR filter, typical
► 137 dB dynamic range at ODR = 10 SPS, sinc3 filter, typical
► THD: −120 dB typical with 1 kHz input tone
► Offset error drift: 0.9 µV/°C typical
► Gain drift: 2 ppm/°C typical
► INL: ±2 ppm of FSR typical
► Dynamic range enhancement: 4:1 and 2:1 averaging mode
► 126 dB, A weighted dynamic range
► Resistive ADC and reference input
► Easy to sync: asynchronous sample rate converter
► Multidevice synchronization with one signal line
► External reference: 4.096 V or 5 V
► Crystal or external CMOS clock of 48 MHz
► SPI or pin (standalone) configurable operation
► Operating temperature range: −40°C to +105°C
► Available in 8 mm × 8 mm, 56-lead LFCSP with exposed pad
APPLICATIONS
► Electrical test and measurement
► Audio test
► 3-phase power quality analysis
► Control and hardware in loop verification
► Sonars
► Programmable data rates from 0.01 kSPS to 1496 kSPS with
resolution of 0.01 SPS
► Option to control output data rate by external signal
► Condition monitoring for predictive maintenance
► Acoustic and material science research and development
► Linear phase digital filter options
► Low ripple FIR filter: 32 µdB pass-band ripple, dc to 161.942
kHz
► Low latency sinc3 filter and sinc6 filter, dc to 391.5 kHz
► Sinc3 filter with 50 Hz/60 Hz rejection
FUNCTIONAL BLOCK DIAGRAM
Figure 1.
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