Low Power, 24-Bit, 31.25 kSPS, Sigma-Delta ADC with True Rail-to-Rail Buffers Features: Fast and flexible output rate: 1.25 SPS to 31.25 kSPS Channel scan data rate of 6.21 kSPS/channel (161 µs settling) Performance specifications 17.2 noise free bits at 31.25 kSPS 24 noise free bits at 5 SPS INL: ±2 ppm of FSR 85 dB rejection of 50 Hz and 60 Hz with 50 ms settling User configurable input channels 2 fully differential channels or 4 single-ended channels Crosspoint multiplexer On-chip 2.5 V reference (±2 ppm/°C drift) True rail-to-rail analog and reference input buffers Internal or external clock See data sheet for additional features

CMOS, 12-Bit Serial DACPORT Features: 12-Bit CMOS DAC with On-Chip Voltage Reference Output Amplifier Three Selectable Output Ranges -5 V to + 5 V, 0 V to +5 V, 0 V to +10 V Serial Interface 300 kHz DAC Update Rate Small Size: 16-Lead DIP or SOIC Nonlinearity: ±1/2 LSB Tmin to Tmax Low Power Dissipation: 100 mW Typical  

Low Cost, Low Power, True RMS-to-DC Converter Features: Converts an ac voltage waveform to a dc voltage and then converts to the true rms, average rectified, or absolute value 200 mV rms full-scale input range (larger inputs with input attenuator) High input impedance: 1012 Ω  Low input bias current: 25 pA maximum High accuracy: ±0.3 mV ± 0.3% of reading RMS conversion with signal crest factors up to 5 Wide power supply range: +2.8 V, −3.2 V to ±16.5 V Low power: 200 μA maximum supply current Buffered voltage output No external trims needed for specified accuracy Related device: the AD737 features a power-down control with standby current of only 25 μA; the dc output voltage is negative and the output impedance is 8 kΩ

16-Bit, 8-Channel,250 kSPS PulSAR ADC Features: Download AD7689-KGD Data Sheet. Available as Known Good Die and fully guaranteed to data sheet specifications. 16-bit resolution with no missing codes 4-channel (AD7682)/8-channel (AD7689) multiplexer with choice of inputs Unipolar single-ended Differential (GND sense) Pseudobipolar Throughput: 250 kSPS INL: ±0.4 LSB typical, ±1.5 LSB maximum (±23 ppm or FSR) Dynamic range: 93.8 dB SINAD: 92.5 dB at 20 kHz THD: −100 dB at 20 kHz Analog input range: 0 V to VREF with VREF up to VDD Multiple reference types Internal selectable 2.5 V or 4.096 V External buffered (up to 4.096 V) External (up to VDD) Internal temperature sensor (TEMP) Channel sequencer, selectable 1-pole filter, busy indicator No pipeline delay, SAR architecture Single-supply 2.3 V to 5.5 V operation with 1.8 V to 5.5 V logic interface Serial interface compatible with SPI, MICROWIRE, QSPI, and DSP Power dissipation 3.5 mW at 2.5 V/200 kSPS 12.5 mW at 5 V/250 kSPS Standby current: 50 nA Low cost grade available 20-lead 4 mm × 4 mm LFCSP package 20-lead 2.4 mm × 2.4 mm WLCSP package

3V/5V, 1 mW, 2-Channel Differential, 16-Bit Sigma-Delta ADC Features: Two Fully Differential Input Channel ADCs Programmable Gain Front End Gains from 1 to 128 Three-Wire Serial Interface SPI®, QSPI™, MICROWIRE™ and DSP Compatible Schmitt Trigger Input on SCLK Ability to Buffer the Analog Input 2.7 V to 3.3 V or 4.75 V to 5.25 V Operation Power Dissipation 1 mW max @ 3 V Standby Current 8 µA max 16-Lead DIP, 16-Lead SOIC and TSSOP Packages

8-Channel, 24-Bit, Simultaneous Sampling ADC Features: 8-channel, 24-bit simultaneous sampling ADC Single-ended or true differential inputs PGA per channel (gains of 1, 2, 4, and 8) Low dc input current ±4 nA (differential)/±8 nA (single-ended) Up to 128 kSPS ODR per channel Programmable ODRs and bandwidth SRC for coherent sampling Sampling rate resolution up to 15.2 × 10−6 SPS Low latency sinc3 and sinc5 filter paths Adjustable phase synchronization Internal 2.5 V reference Two power modes High resolution mode Low power mode Optimizes power dissipation and performance Low resolution SAR ADC for system and chip diagnostics Power supply Bipolar (±1.65 V) or unipolar (3.3 V) supplies Digital I/O supply: 1.8 V to 3.6 V Performance temperature range: −40°C to +105°C Functional temperature range: −40°C to +125°C Performance Combined ac and dc performance 107 dB SNR/dynamic range at 32 kSPS in high resolution mode (sinc5) −109 dB THD ±8 ppm of FSR INL ±15 μV offset error ±0.1% FS gain error ±10 ppm/°C typical temperature coefficient

Dual 1MSPS, 12-Bit, 2-Channel SAR ADC with Serial Interface Features: Dual 12-Bit, 2-Channel ADC Fast Throughput Rate 1 MSPS Specified for VDD of 2.7 V to 5.25 V Low Power: 11.4 mW Max at 1 MSPS with 3 V Supplies 24 mW Max at 1 MSPS with 5 V Supplies Wide Input Bandwidth 70 dB SNR at 300 kHz Input Frequency Onboard Reference 2.5 V Flexible Power/Throughput Rate Management Simultaneous Conversion/Read No Pipeline Delays High-Speed Serial Interface SPI®/QSPI™/ MICROWIRE™/DSP Compatible Shut-Down Mode: µA Max 20-Lead TSSOP Package

4MSPS Dual Simultaneous Sampling, 16-BIT SAR ADC, Differential Input Features: 16-bit/14-bit ADC family Dual simultaneous sampling Fully differential analog inputs 4 MSPS throughput conversion rate SNR (typical) 92.5 dB, VREF = 3.3 V external at AD7380 (16-bit) 85.4 dB, VREF = 3.3 V external at AD7381 (14-bit) 101 dB with ×16 OSR On-chip oversampling function Resolution boost function INL (maximum) 2.0 LSBs at 16-bit 1.0 LSB at 14-bit 2.5 V internal reference High speed serial interface −40°C to +125°C operation 16-lead LFCSP, 3 mm × 3 mm Wide common-mode range Alert function

+3/+5 Volt Serial-Input Micropower 12-Bit DAC Features: Micropower - 100 µA Single Supply - 2.7 V to 5.5 V Operation Compact 1.75 mm Height SO-8 Package and 1.1 mm Height TSSOP-8 Package AD7390 - 12-Bit Resolution AD7391 - 10-Bit Resolution SPI and QSPI Serial Interface Compatible with Schmitt Trigger Inputs

Single-Supply, Low Power, Precision FET Input Quad Buffer Features: Low power 250 μA maximum supply current per amplifier FET input 2 pA maximum input bias current at 25°C Extremely high input impedance Low noise 13 nV/√Hz voltage noise at 1 kHz 0.4 μV p-p voltage noise (0.1 Hz to 10 Hz) 0.8 fA/√Hz current noise at 1 kHz High dc precision 3 μV/°C maximum offset drift (B grade) 3 MHz bandwidth Unique pinout No leakage from inputs to supply pins Provides guarding capability Rail-to-rail output Single-supply operation Input range extends to ground Wide supply range Single-supply: 3 V to 36 V Dual-supply: ±1.5 V to ±18 V  Available in a compact 10-lead MSOP