8 Channel, PDM to I2S/TDM Converter Features: 8 channels of PDM audio inputs from digital microphones 16×, 32×, or 64× decimation ratio of PDM to PCM audio data 24-bit resolution to support high sound pressure level (SPL) microphones 126 dB A-weighted SNR 4 kHz to 192 kHz output sampling rate Bit clock rates of 64×, 128×, 192×, 256×, 384×, or 512× the output sampling rate Dual output PDM clocks Automatic PDM clock generation Automatic power-down when BCLK removed Selectable I2C control or hardware mode operation 1.2 mA DVDD operating current for 8 channels at 48 kHz frequency sampling rate and 1.8 V supply Slave I2S or TDM output interface Up to TDM-16 supported Configurable TDM slot routing and sizes I/O supply voltage from 1.70 V to 3.63 V DVDD supply voltage from 1.10 V to 1.98 V <5 μA typical DVDD shutdown current 16-lead, 3 mm × 3 mm, 0.50 mm pitch LFCSP Power-on reset

18-Cell Battery Monitor with Daisy Chain Interface Features: Measures up to 18 battery cells in series 3 mV maximum total measurement error Stackable architecture for high voltage systems Built-in isoSPI interface 1 Mb isolated serial communications Uses a single twisted pair, up to 100 meters Low EMI susceptibility and emissions Bidirectional for broken wire protection 290 μs to measure all cells in a system Synchronized voltage and current measurement 16-bit Δ-Σ ADC with programmable third-order noise filter Passive cell balancing up to 200 mA (maximum) with programmable pulsewidth modulation 9 general purpose digital I/O or analog inputs Temperature or other sensor inputs Configurable as an I2C or SPI master 6 μA sleep mode supply current 64-lead LQFP_EP package

Ultrafast SiGe Voltage Comparator (Featuring Reduced Swing PECL Output Drivers) Features: 180 ps propagation delay 25 ps overdrive and slew rate dispersion 8 GHz equivalent input rise time bandwidth 100 ps minimum pulse width 37 ps typical output rise/fall 10 ps deterministic jitter (DJ) 200 fs random jitter (RJ) −2 V to +3 V input range with +5 V/−5 V supplies On-chip terminations at both input pins Resistor-programmable hysteresis Differential latch control Power supply rejection > 70 dB

Dual Channel, Configurable, IsolatedDigital Input Features: Dual channel, configurable, isolated digital input Programmable trip threshold On-chip debounce filter On-chip data and power Isolation Application circuit monitors wide voltage range 10 V dc to 300 V dc 8 V rms to 240 V rms ac (with 10 ms + pickup) Negative dc protected Programmable wetting current Pulse up to 50 mA Constant current up to 6.3 mA Safety and regulatory approvals UL recognition 3750 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice #5A (pending) CSA 61010-1: 300 V rms VDE certificate of conformity (pending) DIN V VDE V 0884-11 (VDE V 0884-11):2017-1 VIORM = 565 V peak EMC robust solution supports relay protection system level requirements ADC samples available for system diagnostics Internal SAR ADC with PGA Single 3.3 V Supply Integrated isoPower, isolated dc-to-dc converter Interfaces SPI DOUTx output reflects state of digital input IRQ interrupt pin Operating temperature: −40°C to +125°C 20-lead, LGA package with 6.8 mm creepage

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)

Multichannel ISM Band FSK/GFSK/OOK/GOOK/ASK Transmitter Features: Single-chip, low power UHF transmitter 75 MHz to 1 GHz frequency operation Multichannel operation using fractional-N PLL 2.3 V to 3.6 V operation On-board regulator Programmable output power −16 dBm to +14 dBm, 0.4 dB steps Data rates: dc to 179.2 kbps Low current consumption 868 MHz, 10 dBm, 21 mA 433 MHz, 10 dBm, 17 mA 315 MHz, 0 dBm, 10 mA Programmable low battery voltage indicator 24-lead TSSOP

I2C CMOS 8 10 Unbuffered Analog Switch Array with Dual/Single Supplies Features: I2C-compatible Interface 3.4 MHz High Speed I2C Option 32-lead LFCSP_VQ (5 mm × 5 mm) Double-buffered Input Logic Simultaneous Update of Multiple Switches Up to 300 MHz Bandwidth Fully Specified at Dual ±5 V/single +12 V Operation On Resistance 35 Ω Maximum Low Quiescent Current < 20 μA

User Defined Fault Protection and Detection, 0.8 pC QINJ, 8:1 Multiplexer Features: User defined secondary supplies set overvoltage level Overvoltage protection up to −55 V and +55 V Power-off protection up to −55 V and +55 V Overvoltage detection on source pins Minimum secondary supply level: 4.5 V single-supply Interrupt flags indicate fault status Low charge injection (QINJ): 0.8 pC Low drain/source on capacitance: 19 pF Latch-up immune under any circumstance Known state without digital inputs present VSS to VDD analog signal range ±5 V to ±22 V dual-supply operation 8V to 44 V single-supply operation Fully specified at ±15 V, ±20 V, +12 V, and +36 V 

5W AutoResonant Wireless Power Transmitter Features: Monolithic 5W Wireless Power Transmitter AutoResonant™ Switching Frequency Adjusts to Resonant Capacitance and Transmit Coil Inductance* Transmit Power Automatically Adjusts to Receiver Load* Input Voltage Range: 3V to 5.5V Integrated 100mΩ Full Bridge Switches Multiple Foreign Object Detection Methods Programmable Average Input Current Limit and Monitor NTC Input for System/Component Temperature Qualified Power Transfer Wide Operating Switching Frequency Range: 50kHz to 250kHz Thermally Enhanced 4mm × 5mm QFN 20-Lead Package

36V Battery Charger and Power Backup Manager Features: Seamless Transition Between Primary Power Source and Li-Ion Battery 2A High Voltage Step-Down Regulator with Adaptive Output Control Internal 75mΩ Ideal Diode Plus Optional External Ideal Diode Controller Provides Low Loss PowerPath™ When Primary Supply Not Present Wide Input Voltage Range: 6V to 36V (60V Abs Max) 4.45V Max Output Voltage Full Featured Li-Ion Battery Charger Pin Selectable 4.1V and 4.2V Charge Voltage Options Thermally Enhanced Low Profile (0.75mm) 6mm × 3mm 22-Lead DFN Package