High Performance Polyphase Energy Measurement IC Features: 7 high performance analog-to-digital converters (ADCs) 101 dB signal-to-noise ratio (SNR) 10,000:1 dynamic range Wide input range: ±1 V, 0.707 V rms full scale Differential inputs ±25 ppm/°C maximum channel temperature drift (including ADC, internal VREF, and PGA drift) enabling Class 0.2 meters with standard external components Power quality measurements Line frequency: 1 measurement per phase Zero crossing detection, zero-crossing timeout Phase angle measurements Supports current transformers (CTs) and Rogowski coil (di/dt) sensors Multiple range phase/gain compensation for CTs Digital integrator for Rogowski coils Flexible waveform buffer Able to resample waveform to ensure 64 points per line cycle for ease of external harmonic analysis Events can trigger waveform storage Simplifies data collection for IEC 61000-4-7 harmonic analysis Advanced metrology feature set Total active power, volt-amperes reactive (VAR), volt-amperes (VA), watthour, VAR-hour, and VA-hour Fundamental VAR and VAR-hour Current and voltage rms per phase (xIRMS, xVRMS) Supports active energy standards: IEC 62053-21, IEC 62053-22; EN50470-3; OIML R46, ANSI C12.20 Supports reactive energy standards: IEC 62053-23, IEC 62053-4 High speed communication port 10 MHz serial peripheral interface (SPI)

Dual Channel, 16-Bit, 16 MUPS, Multispan, Multi-IO SPI DAC Features: 16-bit resolution 16 MUPS single channel rate in fast mode 11 MUPS single channel rate in precision mode 78 ns small signal settling time to 0.1% accuracy 100 ns large signal settling time to 0.1% accuracy Ultrasmall glitch: <50 pV×s Ultralow latency: 5 ns THD: −105 dB at 1 kHz Highly configurable output voltage span and offset 1.2 V and 1.8 V logic level compatible Single (classic) and dual SPI modes Multiple error detectors, both analog and digital domains 2.5 V internal voltage reference, 10 ppm/°C maximum temperature coefficient Small package: 4 mm × 4 mm LFCSP

Dual Channel, 16-Bit, 33 MUPS, Multispan, Multi-IO SPI DAC Features: 16-bit resolution 33 MUPS single channel rate in fast mode 22 MUPS single channel rate in precision mode 65 ns small signal settling time to 0.1% accuracy 100ns large signal settling time to 0.1% accuracy Ultra small glitch: < 50 pV×s Ultra low latency: 5 ns THD: −105 dB at 1 kHz Highly configurable output voltage span and offset 1.2 V and 1.8 V logic level compatible Single (classic), dual, and quad SPI modes Multiple error detectors, both analog and digital domains 2.5 V internal voltage reference, 10 ppm/°C maximum temperature coefficient 5 mm × 5 mm LFCSP

16-Bit, 2 MSPS/1 MSPS, Precision, Differential SAR ADCs Features: Easy Drive Greatly reduced input kickback Input current reduced to 0.5 μA/MSPS Enhanced acquisition phase, ≥79% of cycle time at 1 MSPS First conversion accurate, no latency or pipeline delay Input span compression for single-supply operation Fast conversion allows low SPI clock rates Input overvoltage clamp protection sinks up to 50 mA SPI-/QSPI-/MICROWIRE-/DSP-compatible serial interface High performance Differential analog input range: ±VREF, VREF from 2.4 V to 5.1 V Throughput: 2 MSPS/1 MSPS options INL: ±0.4 LSB maximum Guaranteed 16-bit, no missing codes SNR: 96.2 dB at fIN = 1 kHz, VREF = 5 V THD: −123 dB at fIN = 1 kHz, −99 dB at fIN = 100 kHz SINAD: 88.5 dB at fIN = 1 MHz (see Figure 17 in data sheet) Oversampled dynamic range 99.3 dB for OSR = 2 126 dB for OSR = 1024 Low power Single 1.8 V supply operation with 1.71 V to 5.5 V logic interface 4.9 mW at 1 MSPS (VDD only) 80 μW at 10 kSPS, 16 mW at 2 MSPS (total power) 10-lead packages: 3 mm × 3 mm LFCSP, 3 mm × 4.90 mm MSOP Pin compatible with AD4003/AD4007/AD4011 family Guaranteed operation: −40°C to +125°C

18-Bit, 2 MSPS/1 MSPS/500 kSPS, Precision, Pseudo Differential, SAR ADCs Features: Easy Drive Greatly reduced input kickback Input current reduced to 0.5 μA/MSPS Enhanced acquisition phase, ≥79% of cycle time at 1 MSPS First conversion accurate, no latency or pipeline delay Input span compression for single-supply operation Fast conversion allows low SPI clock rates Input overvoltage clamp protection sinks up to 50 mA SPI-/QSPI-/MICROWIRE-/DSP-compatible serial interface High performance Pseudo differential analog input range 0 V to VREF with VREF from 2.4 V to 5.1 V Throughput: 2 MSPS/1 MSPS/500 kSPS options INL: ±3.2 LSB maximum Guaranteed 18-bit, no missing codes SNR: 95 dB at fIN = 1 kHz at VREF = 5 V THD: −125 dB at fIN = 1 kHz, −108 dB at fIN = 100 kHz SINAD: 84.5 dB at fIN = 1 MHz (see Figure 17 in data sheet) Oversampled dynamic range 98 dB for OSR = 2 125 dB for OSR = 1024 Low power Single 1.8 V supply operation with 1.71 V to 5.5 V logic interface 2.5 mW at 500 kSPS (VDD only) 70 μW at 10 kSPS, 14 mW at 2 MSPS (total power) 10-lead packages: 3 mm × 3 mm LFCSP, 3 mm × 4.90 mm MSOP Pin compatible with AD4003/AD4007/AD4011 family Guaranteed operation: −40°C to +125°C

Single Supply, 24-Bit, Sigma-Delta ADC with 10 V and 0 mA to 20 mA Inputs Features: Internal or external clock Tested for robustness per: IEC61000-4-2, IEC61000-4-3, IEC61000-4-4, IEC61000-4-5, IEC61000-4-6, CISPR 11 24-bit ADC with integrated analog front end Fast and flexible output rate: 1.25 SPS to 31.25 kSPS Channel scan data rate of 6.21 kSPS per channel (161 μs settling) 16 noise free bits at 1 kSPS per channel 85 dB rejection of 50 Hz and 60 Hz at 20 SPS per channel ±10 V inputs, 4 differential or 8 single-ended Pin absolute maximum rating ±50 V Absolute input pin voltage up to ±20 V ≥1 MΩ impedance ±0.06% accuracy at 25°C 0 mA to 20 mA inputs, 4 single-ended Pin absolute maximum rating ±50 mA Input range from −0.5 mA to +24 mA 60 Ω impedance ±0.08% accuracy at 25°C On-chip 2.5 V reference ±0.12% accuracy at 25°C, ±5 ppm/°C (typical) drift Power supplies AVDD = 3.0 V to 5.5 V IOVDD = 2 V to 5.5 V Total IDD = 3.9 mA Temperature range: −40°C to +105°C 3-wire or 4-wire serial digital interface (Schmitt trigger on SCLK) SPI, QSPI, MICROWIRE, and DSP compatible

16-Bit, 16-Channel, 500 kSPS/1 MSPS, Easy Drive Multiplexed SAR ADC Features: Easy Drive Reduced analog input and reference drive requirements On-chip reference buffer (WLCSP only) Overvoltage protection up to 5 mA on each analog input Long acquisition phase, ≥71.5% (715 ns/1000 ns) of cycle time at 1 MSPS High performance Sample rate: 500 kSPS (AD4695) or 1 MSPS (AD4696) INL: ±1.0 LSB maximum Guaranteed 16-bit, no missing codes SINAD: 93 dB typical, fIN = 1 kHz Oversampled dynamic range: 111.2 dB, OSR = 64 Small footprint, high channel density 32-lead 5 mm × 5 mm LFCSP 36-ball 2.96 mm × 2.96 mm WLCSP Easy Drive features support system level designs with fewer components Enhanced digital functionality First conversion accurate, no latency or pipeline delay Fast conversion time and dual-/quad-SDO modes allow low SPI clock rates Customizable channel sequencer On-chip oversampling and decimation Threshold detection alerts Offset and gain correction Autonomous conversion (autocycle) mode 1.14 V to 1.98 V logic SPI Low power 8 mW at fS = 1 MSPS and 4 mW at fS = 500 kSPS 4 μW standby power dissipation with the internal LDO disabled Internal LDO enables 3.15 V to 5.5 V, single analog supply operation Wide operating temperature range: −40°C to +125°C

+2.5 V to 5.5 V, 400 A, Quad Rail-To-Rail Output 12-Bit DAC Features: Four 12-Bit DACS in 16-Lead TSSOP Low Power: 500 µA @ 5 V, 400 µA @ 3 V Power-Down to 300 nA @ 5 V, 90nA @ 3 V Guaranteed Monotonic by Design Power-On-Reset to Zero Volts Double-Buffered Input Logic Low Power, SPI™, QSPI™, MICROWIRE™ and DSP-Compatible 3-Wire Serial Interface Output Range: O-VREF or O-2VREF Simultaneous Update of DAC Outputs via LDAC pin (active low) Asynchronous Clear Facility via CLR pin (active low) SDO Daisy-Chaining Option Buffered/Unbuffered Reference Input Options for each DAC pair

2.5V to 5.5V, 115A Parallel Interface Single Voltage Output 10-Bit DAC Features: Single 10-Bit DAC in 20-Lead TSSOP Low power operation: 115 μA @ 3 V, 140 μA @ 5 V Power-down to 80 nA @ 3 V, 200 nA @ 5 V via PD Pin 2.5 V to 5.5 V power supply Guaranteed monotonic by design over all codes Double-Buffered Input Logic Buffered/unbuffered reference input options See Data Sheet for Additional Information

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