42V, 2A/3A Peak Synchronous Step-Down Regulator with 2.5A Quiescent Current Features: Silent Switcher® 2 Architecture Ultralow EMI Emissions on Any PCB Eliminates PCB Layout Sensitivity Internal Bypass Capacitors Reduce Radiated EMI Optional Spread Spectrum Modulation Wide Input Voltage Range: 3.0V to 42V Ultralow Quiescent Current Burst Mode® Operation: <2.5µA IQ Regulating 12VIN to 3.3VOUT Output Ripple <10mVP-P High Efficiency 2MHz Synchronous Operation: >93% Efficiency at 1A, 12VIN to 5VOUT 2A Maximum Continuous Output, 3A Peak Transient Output Fast Minimum Switch-On Time: 45ns Adjustable and Synchronizable: 200kHz to 2.2MHz Allows Use of Small Inductors Low Dropout Peak Current Mode Operation Internal Compensation Output Soft-Start and Tracking Small 16-Lead 3mm × 3mm LQFN Package AEC-Q100 Qualified for Automotive Applications

PDM Digital Input, Mono 2.5 W Class D Audio Amplifier Features: Filterless digital Class-D amplifier Pulse density modulation (PDM) digital input interface 2.7 W into 4 Ω load and 1.4 W into 8 Ω load at 5.0 V supply with <1% total harmonic distortion plus noise (THD + N) Available in 9-ball, 1.2 mm × 1.2 mm, 0.4 mm pitch WLCSP 93% efficiency into 8 Ω at full scale Output noise: 25 µV rms at 3.6 V, A-weighted THD + N: 0.005% at 1 kHz, 100 mW output power PSRR: 80 dB at 217 Hz, with dither input Quiescent power consumption: 5.1 mW (VDD = 1.8 V, PVDD = 3.6 V, 8 Ω + 33 µH load) Pop-and-click suppression Configurable with PDM pattern inputs Short-circuit and thermal protection with autorecovery Smart power-down when PDM stop condition or no clock input detected 64 × fS or 128 × fS operation supporting 3 MHz and 6 MHz clocks DC blocking high-pass filter and static input dc protection User-selectable ultralow EMI emissions and low latency modes Power-on reset (POR) Minimal external passive components

2, 31.76 W, Digital Input, Filterless Stereo Class D Audio Amplifier Features: Digital input stereo, high efficiency Class-D amplifier Operates from a single 4.5 V to 16.5 V supply State-of-the-art, proprietary, filterless - modulation 106.5 dB SNR at PO = 8.1 W, RL = 8 , AV = 19 dB, PVDD = 12 V, A weighted 0.004% THD + N at 5 W into 8 38.5 V rms output voltage noise, f = 20 Hz to 20 kHz, A weighted, PVDD = 16 V, 8 Pop and clickless on and off sequence 2 14.67 W output at 12 V supply to 4 loads at <1% THD + N 2 14.4 W output at 16 V supply to 8 loads at <1% THD + N Mono mode for increased maximum output power 1 49.69 W output at 16 V supply to 2 loads at <1% THD + N Support for low impedance loads As low as 3 Ω/5 μH in stereo mode As low as 2 Ω/5 μH in mono mode High power efficiency 93.8% efficiency into an 8 Ω load 90.6% efficiency into a 4 Ω load 12.34 mA quiescent current with single 12 V PVDD supply Single-supply operation with internal LDOs or option to use an external 5 V and 1.8 V supply for lowest power consumption I2C control and hardware modes with up to 16 pin-selectable slots/addresses Supported sample rates from 8 kHz to 192 kHz with 24-bit resolution Multiple PCM audio serial data formats TDM slave with support for up to 16 devices on a single bus I2S or left justified slave Adjustable full-scale output tailored for many PVDD sources 2- and 3-cell Li-Ion batteries Digital volume control with selectable smooth ramp Automatic power-down function Supply monitoring automatic gain control (AGC) function reduces system brownout Standalone operational mode without I2C Temperature sensor with 1°C step readout via I2C Short-circuit, undervoltage, and thermal protection Thermal early warning Power-on reset PVDD sensing ADC 40-lead, 6 mm × 6 mm LFCSP with thermal pad

2, 31.76 W, Digital Input, Filterless Stereo Class D Audio Amplifier Features: Digital input stereo, high efficiency Class-D amplifier Operates from a single 4.5 V to 16.5 V supply State-of-the-art, proprietary, filterless - modulation 106.5 dB SNR at PO = 8.1 W, RL = 8 , AV = 19 dB, PVDD = 12 V, A weighted 0.004% THD + N at 5 W into 8 38.5 V rms output voltage noise, f = 20 Hz to 20 kHz, A weighted, PVDD = 16 V, 8 Pop and clickless on and off sequence 2 14.67 W output at 12 V supply to 4 loads at <1% THD + N 2 14.4 W output at 16 V supply to 8 loads at <1% THD + N Mono mode for increased maximum output power 1 49.69 W output at 16 V supply to 2 loads at <1% THD + N Support for low impedance loads As low as 3 Ω/5 μH in stereo mode As low as 2 Ω/5 μH in mono mode High power efficiency 93.8% efficiency into an 8 Ω load 90.6% efficiency into a 4 Ω load 12.34 mA quiescent current with single 12 V PVDD supply Single-supply operation with internal LDOs or option to use an external 5 V and 1.8 V supply for lowest power consumption I2C control and hardware modes with up to 16 pin-selectable slots/addresses Supported sample rates from 8 kHz to 192 kHz with 24-bit resolution Multiple PCM audio serial data formats TDM slave with support for up to 16 devices on a single bus I2S or left justified slave Adjustable full-scale output tailored for many PVDD sources 2- and 3-cell Li-Ion batteries Digital volume control with selectable smooth ramp Automatic power-down function Supply monitoring automatic gain control (AGC) function reduces system brownout Standalone operational mode without I2C Temperature sensor with 1°C step readout via I2C Short-circuit, undervoltage, and thermal protection Thermal early warning Power-on reset PVDD sensing ADC 40-lead, 6 mm × 6 mm LFCSP with thermal pad

Digital 2.5 W, 5.1 V, Boost Class-D Audio Amplifier with Output Sensing Features: Filterless Class-D amplifier with spread-spectrum Σ-Δ modulation with integrated boost regulator (5.1 V) Digitized output of output voltage, output current, and VBAT supply voltage Integrated boost regulator Multiple serial data formats PDM input/output TDM slave with support for up to 8 chips on a single bus I2S or left justified slave Multichip I2S with support for up to 4 chips on one I2S bus 8 kHz to 192 kHz PCM sample rates 2.048 to 6.14 MHz PDM input sample rates Configurable via I2C control, TDM control, or PDM patterns Standalone control modes 2.5 W into 4 Ω load and 1.42 W into 8 Ω load at 3.6 V supply with <1% total harmonic distortion plus noise (THD + N) Available in 19-ball, 1.74 mm × 2.1 mm, 0.4 mm pitch WLCSP 89.7% system efficiency into 8 Ω at 1 W, VBAT = 3.6 V Output noise: 21.7 μV rms, A-weighted THD + N: 0.025% at 1 kHz, 500 mW output power PSSR: 90 dB at 217 Hz, with dither input 72 dB signal-to-noise ratio (SNR) on output current sensing and 77 dB SNR on voltage sensing Quiescent power consumption: 19.8 mW Pop-and-click suppression Flexible battery monitoring AGC Short-circuit protection for boost and Class-D outputs and thermal protection with automatic recovery Smart power-down when PDM stop condition or no clock input detected DC blocking high-pass filter and static input DC protection for PDM input Selectable ultralow EMI emissions and low latency modes

High Fidelity, Low Power, Integrated Stereo Audio Amplifier Features: Flexible architecture to interface with all digital-to-analog converters (DACs) Accepts differential current or voltage input (provides single-ended voltage output)  High output current drive capability  Greater than 100 mA rms output current  Accurately reproduces large music transients into heavy loads (16 Ω to 32 Ω) Excellent audio fidelity  −121 dB total harmonic distortion plus noise (THD + N) at 1 kHz, 2 V rms output with ±5 V supply and 32 Ω load  Low output integrated noise (10 Hz to 22 kHz) of 1.8 μV rms with A-weighted filter  Supply range: ±3.3 V to ±6 V (typical) Low power operation  Enabled: 60 mW, VCC = +5 V, VEE = −5 V Disabled/voice select: <30 μA Low power disable mode with high output impedance High-Z in power-down mode eliminating voice mode switch from the high fidelity path Greater than 87 dB power supply rejection ratio (PSRR) at 20 kHz  Adjustable input common-mode voltage with resistor programmable reference voltage 1.45 V (typical) with no external components Capable of two single-pole, low-pass filters in series  2.2 nF maximum input capacitor Second filter between the GAINx and FILTx pins Pop and click noise suppression  Signal chain integration supports small printed circuit board (PCB) area  Compact 4 mm × 4 mm LFCSP package

Low Power, Programmable Temperature Controller (Temperature Sensor) Features: −55°C to +125°C (−67°F to +257°F) operation ±1.0°C accuracy over temperature (typ) Temperature-proportional voltage output User-programmable temperature trip points User-programmable hysteresis 20 mA open-collector trip point outputs TTL/CMOS compatible \Single-supply operation (4.5 V to 13.2 V) PDIP, SOIC, and TO-99 packages

Low Cost, Current Output Temperature Transducer Features: Operating Temperature Range: –40°C to +105°C Single-Supply Operation: 4 V to 30 V Excellent Repeatability and Stability High Level Output: 1 µA/K Monolithic IC: Temperature In/Current Out Minimal Self-Heating Errors

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs Features: Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA Flexible 2.85V to 33V Supply Voltage 1V Dropout Guaranteed Separate Voltage Supply per Output Channel Internal Switches to Optional Negative Supply Full 16-/12-Bit Resolution at All Ranges Guaranteed Operation –40°C to 125°C Precision (10ppm/°C Max) Internal Reference or External Reference Input Analog Mux Monitors Voltages and Currents A/B Toggle via SPI or Dedicated Pin 1.8V to 5V SPI Serial Interface 5mm × 5mm 32-Lead QFN Package

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs Features: Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA Flexible 2.85V to 33V Supply Voltage 1V Dropout Guaranteed Separate Voltage Supply per Output Channel Internal Switches to Optional Negative Supply Full 16-/12-Bit Resolution at All Ranges Guaranteed Operation –40°C to 125°C Precision (10ppm/°C Max) Internal Reference or External Reference Input Analog Mux Monitors Voltages and Currents A/B Toggle via SPI or Dedicated Pin 1.8V to 5V SPI Serial Interface 5mm × 5mm 32-Lead QFN Package

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs Features: Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA Flexible 2.85V to 33V Supply Voltage 1V Dropout Guaranteed Separate Voltage Supply per Output Channel Internal Switches to Optional Negative Supply Full 16-/12-Bit Resolution at All Ranges Guaranteed Operation –40°C to 125°C Precision (10ppm/°C Max) Internal Reference or External Reference Input Analog Mux Monitors Voltages and Currents A/B Toggle via SPI or Dedicated Pin 1.8V to 5V SPI Serial Interface 5mm × 5mm 32-Lead QFN Package

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs Features: Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA Flexible 2.85V to 33V Supply Voltage 1V Dropout Guaranteed Separate Voltage Supply per Output Channel Internal Switches to Optional Negative Supply Full 16-/12-Bit Resolution at All Ranges Guaranteed Operation –40°C to 125°C Precision (10ppm/°C Max) Internal Reference or External Reference Input Analog Mux Monitors Voltages and Currents A/B Toggle via SPI or Dedicated Pin 1.8V to 5V SPI Serial Interface 5mm × 5mm 32-Lead QFN Package

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs Features: Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA Flexible 2.85V to 33V Supply Voltage 1V Dropout Guaranteed Separate Voltage Supply per Output Channel Internal Switches to Optional Negative Supply Full 16-/12-Bit Resolution at All Ranges Guaranteed Operation –40°C to 125°C Precision (10ppm/°C Max) Internal Reference or External Reference Input Analog Mux Monitors Voltages and Currents A/B Toggle via SPI or Dedicated Pin 1.8V to 5V SPI Serial Interface 5mm × 5mm 32-Lead QFN Package

Quad 16-Bit/12-Bit 10V VOUT SoftSpan DACs with 10ppm/C Max Reference Features:Precision Reference 10ppm/°C MaxIndependently Programmable Output Ranges: 0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10VFull 16-Bit/12-Bit Resolution at All RangesMaximum INL Error: ±4LSB at 16 BitsA/B Toggle via Software or Dedicated PinAnalog Multiplexer with Auxiliary InputsGuaranteed Monotonic Over TemperatureInternal or External ReferenceOutputs Drive ±10mA Guaranteed1.8V to 5V SPI Serial interface32-Lead (5mm × 5mm) QFN Package

Octal 16-Bit/12-Bit 10V VOUT SoftSpan DACs with 10ppm/C Max Reference Features: Precision Reference 10ppm/°C Max Independently Programmable Output Ranges: 0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10V Full 16-Bit/12-Bit Resolution at All Ranges Maximum INL Error: ±4LSB at 16 Bits A/B Toggle via Software or Dedicated Pin 8:1 Analog Multiplexer Guaranteed Monotonic Over Temperature Internal or External Reference Outputs Drive ±10mA Guaranteed 1.8V to 5V SPI Serial interface 32-Lead (5mm × 5mm) QFN Package

Octal 16-Bit/12-Bit 10V VOUT SoftSpan DACs with 10ppm/C Max Reference Features: Precision Reference 10ppm/°C Max Independently Programmable Output Ranges: 0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10V Full 16-Bit/12-Bit Resolution at All Ranges Maximum INL Error: ±4LSB at 16 Bits A/B Toggle via Software or Dedicated Pin 8:1 Analog Multiplexer Guaranteed Monotonic Over Temperature Internal or External Reference Outputs Drive ±10mA Guaranteed 1.8V to 5V SPI Serial interface 32-Lead (5mm × 5mm) QFN Package

16-Channel 16-/12-Bit 10V VOUT SoftSpan DACs with 10ppm/C Max Reference Features:Precision Reference 10ppm/°C MaxIndependently Programmable Output Ranges: 0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10VFull 16-Bit/12-Bit Resolution at All RangesMaximum INL Error: ±4LSB at 16 BitsA/B Toggle via Software or Dedicated Pin16:1 Analog MultiplexerGuaranteed Monotonic Over TemperatureInternal or External ReferenceOutputs Drive ±10mA Guaranteed1.8V to 5V SPI Serial interface6mm × 6mm 40-Lead QFN Package

16-Channel 16-/12-Bit 10V VOUT SoftSpan DACs with 10ppm/C Max Reference Features:Precision Reference 10ppm/°C MaxIndependently Programmable Output Ranges: 0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10VFull 16-Bit/12-Bit Resolution at All RangesMaximum INL Error: ±4LSB at 16 BitsA/B Toggle via Software or Dedicated Pin16:1 Analog MultiplexerGuaranteed Monotonic Over TemperatureInternal or External ReferenceOutputs Drive ±10mA Guaranteed1.8V to 5V SPI Serial interface6mm × 6mm 40-Lead QFN Package

Five-Channel, Current Output DAC with Internal Reference and SPI Features: Per channel programmable output current ranges: 300 mA, 200 mA, 100 mA, 50 mA, 25 mA, 12.5 mA, 6.25 mA, and 3.125 mA  Flexible 2.1 V to VCC output supply voltages  Flexible single- or dual-supply operation 0.6 V maximum dropout voltage guaranteed Separate voltage supply per output channel Internal switches to optional negative supply Full 12-bit and 16-bit resolution at all ranges Guaranteed operation −40°C to 125°C (H-grade) Precision internal reference (10 ppm/°C maximum VREF temperature coefficient) or external reference Analog multiplexer monitors voltages and currents A/B toggle via SPI or dedicated pin 1.71 V to VCC digital input and output supply voltage 32-lead lead frame chip scale package (LFCSP)

Five-Channel, Current Output DAC with Internal Reference and SPI Features: Per channel programmable output current ranges: 300 mA, 200 mA, 100 mA, 50 mA, 25 mA, 12.5 mA, 6.25 mA, and 3.125 mA  Flexible 2.1 V to VCC output supply voltages  Flexible single- or dual-supply operation 0.6 V maximum dropout voltage guaranteed Separate voltage supply per output channel Internal switches to optional negative supply Full 12-bit and 16-bit resolution at all ranges Guaranteed operation −40°C to 125°C (H-grade) Precision internal reference (10 ppm/°C maximum VREF temperature coefficient) or external reference Analog multiplexer monitors voltages and currents A/B toggle via SPI or dedicated pin 1.71 V to VCC digital input and output supply voltage 32-lead lead frame chip scale package (LFCSP)