Analog Devices Inc.

18-Bit, 1.33 MSPS PulSAR 10.5 mW ADC in MSOP/QFN Features: High performance Throughput: 1.33 MSPS True differential analog input range: ±VREF 0 V to VREF with VREF between 2.9 V to 5 V Easy to drive with the ADA4941 Throughput: 1.33 MSPS Zero latency architecture 18-bit resolution with no missing codes INL: ±2.25 LSB maximum Dynamic range: 99.7 dB, VREF = 5 V SNR: 98.5 dB at fIN = 1 kHz, VREF = 5 V THD: −110.5 dB at fIN = 1 kHz, VREF = 5 V SINAD: 97.5 dB at fIN = 1 kHz, VREF = 5 V Low power dissipation Single-supply 2.5 V operation with 1.8 V/2.5 V/3 V/5 V logic interface 5.3 mW at 1.33 MSPS (VDD only) 10.5 mW at 1.33 MSPS (total) 80 μW at 10 kSPS Proprietary serial interface SPI/QSPI/MICROWIRE™/DSP compatible Ability to daisy-chain multiple ADCs and busy indicator 10-lead MSOP and 10-lead, 3 mm × 3 mm LFCSP Wide operating temperature range: −40°C to +85°C