Photometric Front Ends Features: Multifunction photometric front end Fully integrated AFE, ADC, LED drivers, and timing core Enables ambient light rejection capability without the need for photodiode optical filters Three 370 mA LED peak current drivers Flexible, multiple, short LED pulses per optical sample 20-bit burst accumulator enabling 20 bits per sample period On-board sample to sample accumulator, enabling up to 27 bits per data read Low power operation SPI, I2C interface, and 1.8 V analog/digital core Flexible sampling frequency ranging from 0.122Hz to 2700 Hz FIFO data operation Qualified for automotive applications

Multimodal Sensor Front End Features: Multimodal analog front end 8 input channels with multiple operation modes for various sensor measurements Dual-channel processing with simultaneous sampling 12 programmable time slots for synchronized sensor measurements Flexible input multiplexing to support differential and single-ended sensor measurements 8 LED drivers, 4 of which can be driven simultaneously Flexible sampling rate from 0.004 Hz to 9 kHz using internal oscillators On-chip digital filtering SNR of transmit and receive signal chain: 100 dB AC ambient light rejection: 60 dB up to 1 kHz 400 mA total LED peak drive current Total system power dissipation: 30 µW (combined LED and AFE power), continuous PPG measurement at 75 dB SNR, 25 Hz ODR, 100 nA/mA CTR SPI communications supported 512-byte FIFO size

Temperature Sensor Hub and Fan Controller Features: Monitors and Controls Speed of up to 4 Fans Independently PWM Outputs Drive each Fan under Software Control FULL_SPEED Input Allows Fans to be Blasted 100% by External Hardware Tristate ADDR Pin Allows up to 3 Devices on a Single Bus Monitors up to 10 Remote Temperature Sensors SMBALERT Interrupt Signals Failures to System Controller Temperature Decoder Interprets TMP05 / TMP06 Temperature Sensors and Communicates Values over I2C Bus See datasheet for additional features

Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI MCU Features: Analog I/O Multichannel, 12-bit, 1 MSPS ADC Up to 16 ADC channels Fully differential and single-ended modes 0 V to VREF analog input range 12-bit voltage output DACs Up to 4 DAC outputs available On-chip voltage reference On-chip temperature sensor (±3°C) Voltage comparator Microcontroller ARM7TDMI core, 16-bit/32-bit RISC architecture JTAG port supports code download and debug Clocking options Trimmed on-chip oscillator (±3%) External watch crystal External clock source up to 44 MHz 41.78 MHz PLL with programmable divider See datasheet for additional features

Precision Analog Microcontroller, Tunable Optical Control Microcontroller Features: Analog input/output 22-channel, 14-bit, 800 kSPS analog-to-digital converter (ADC) 10 external channels 1 on-chip die temperature monitor 6 current output digital-to-analog converter (IDAC) monitor channels 3 power monitor channels 2 buffered reference output channels Fully differential and single-ended modes 0 V to 2.5 V analog input range 6 low noise, 12-/14-bit IDAC outputs 1× 250 mA, 1× 200 mA, 2× 100 mA, and 2× 20 mA Semiconductor optical amplifier (SOA) IDAC pull-down to −3.0 V for fast current sink Eight 12-bit voltage output DACs (VDACs) Channel 0 and Channel 1: 0 V to 3 V, 75 Ω load Channel 2 and Channel 3: −5 V to 0 V, 500 Ω load Channel 4 and Channel 5: 0 V to 3 V, 300 Ω load Channel 6: 0 V to 5 V, 500 Ω load Channel 7: 0 V to 5 V, 100 Ω load 2.5 V, on-chip voltage reference 2 buffered 2.5 V outputs Microcontroller ARM Cortex-M3 processor, 32-bit RISC architecture Serial wire port supports code download and debugging Clocking options Trimmed on-chip oscillator (±3%) 80 MHz phase-locked loop (PLL) External 16 MHz crystal option External clock source Memory 2× 128 kB Flash/EE memories, 32 kB SRAM In-circuit download, SW-DP-based debugging Software triggered in-circuit reprogrammability On-chip peripherals UART, 2× I2C and 2× SPI serial input/output 28-pin general-purpose input/output (GPIO) port 3 general-purpose timers Wake-up (W/U) timer Watchdog timer (WDT) 32-element programmable logic array (PLA) Vectored interrupt controller Interrupt on edge or level external pin inputs 9× external interrupts Power Multiple supplies 5 V for VDAC6 and VDAC7 3.3 V for digital and analog inputs/outputs 1.8 V to 2.7 V for IDACs −5 V supply for IDAC3 and VDAC2/VDAC3 Package and temperature range 6 mm × 6 mm, 112-ball CSP_BGA package Fully specified for −40°C to +85°C ambient operation Tools QuickStart™ development system Full third party support

Precision Analog Microcontroller with Chemical Sensor Interface Features: Analog input/output 16-bit, 400 kSPS ADC Voltage, current, and impedance measurement capability Internal and external current and voltage channels Ultralow leakage switch matrix and input mux Input buffers, PGA Voltage DACs Two dual output voltage DACs Output range: 0.2 V to 2.4 V (±2.2 V voltage potential to sensor) for 12-bit outputs Two bias potentiostat and TIA amplifiers   Ultralow power, 1 μA per amplifier One high speed 12-bit voltage DAC Output range to sensor: −607 mV to +607 mV High speed TIA for impedance measurements Programmable gain amplifier on output Amplifiers, accelerators, and references Two low power, low noise amplifiers Suitable for potentiostat bias in electrochemical sensing Two low power, low noise TIAs Suitable for measuring sensor current output in the ±0.00005 μA to ±3000 μA range Programmable load and gain resistors Analog hardware accelerators Digital waveform generator DFT and digital filters 2.5 V and 1.82 V on-chip, precision voltage references Internal Temperature Sensor, ±2°C accurate Impedance measurement range of <1 Ω to 10 MΩ, 0.016 Hz to 200,000 Hz Voltammetry scan rate up to 2000 steps per second Microcontroller 26 MHz ARM Cortex-M3 processor Serial wire port supports code download and debugging 128 kB flash/64 kB of SRAM Security and safety Hardware cyclic redundancy check (CRC) with programmable polynomial generator Read and write protection of user flash On-chip peripherals UART, I2C, and SPI serial input/output Up to 17 GPIO pins External interrupt option General-purpose, wake-up, and watchdog timers Power 2.8 V to 3.6 V supply and active measurement range Power supply monitor Active current consumption: 30 μA/MHz for digital section Hibernate with bias to external sensor: 8.5 μA Shutdown mode with no SRAM retention: 2 μA Package and temperature range 6 mm × 5 mm, 72-lead LGA package Fully specified for −40°C to +85°C ambient operation

Precision Analog Microcontroller, 16-Bit Analog Input/Output with MDIO Interface, Arm Cortex-M33 Features: Analog input/output Multichannel, 16-bit, 2 MSPS ADC Up to 16 external channels On-chip die temperature monitor 4 power monitor channels 4 PGA/TIA channels supporting voltage and current measurements Fully differential and single-ended modes 0 V to VREF analog input range 12-bit voltage output DACs 8× 0 V to 2.5 V, 1 kΩ load 4× 0 V to 2.5 V, 2.5 kΩ load On-chip low drift voltage reference, 1.25 V or 2.5 V Buffered 1.25 V or 2.5 V output 4 voltage comparators Microcontroller 32-bit Arm Cortex-M33 core, 32-bit RISC architecture, FPU Serial wire port supports code download and debug Clocking options 16 MHz on-chip oscillator 160 MHz PLL output with programmable divider External clock source Memory 2× 512 kB independent Flash/EE memories 10,000-cycle Flash/EE endurance 20-year Flash/EE retention 128 kB SRAM with ECC Software triggered, in circuit reprogrammability via MDIO or I2C On-chip peripherals 2× UART, 3× SPI, 3× I2C serial input/output Multilevel voltage (3.3 V, 1.8 V, 1.2 V) GPIOs MDIO slave up to 10 MHz 5 general-purpose timers Wake-up timer (WUTs) Watchdog timers (WDTs) 32-element PLA 16-bit PWM 10 external Interrupts Power Multiple supplies: 3.3 V for voltage DACs and ADCs, and 3.3 V, 1.8 V, or 1.2 V for digital inputs/outputs Flexible operating modes for low power applications Packages and temperature range 5 mm × 5 mm 81-ball CSP_BGA and 3.46 mm × 3.46 mm 64-ball WLCSP BGA package uses ULA molding compounds Fully specified for −40°C to +105°C operation Tools Low cost quick start development system Full third-party support  

Precision Analog Microcontroller, 12-Bit Analog Input and Output with PMIC and TECC, Arm Cortex-M3 Features: Analog input and output Multichannel, 12-bit, 2 MSPS ADC Up to 16 external channels Power, VDAC, IDAC, and temperature monitor internal channels Single-ended and differential mode 0 V to VREF analog input range Input buffer included Digital comparators Up to nine, 12-bit voltage output VDACs 4-channel, selectable output range 0 V to 2.5 V or AVDDx − 0.1 V AVDDNEG + 0.2 V to 0 V or −2.5 V to 0 V 4-channel, 0 V to 2.5 V or AVDDx − 0.2 V 1-channel, 0 V to 2.5 V Up to 4 low noise, 12-bit IDACs Configurable output range: 50 mA, 100 mA, or 150 mA 4 voltage comparators with adjustable hysteresis voltage TEC controller Optional LDO regulator modes if not using TEC Maximum heating and cooling current: 1.3 A Current and voltage monitoring and protection Soft start function Microcontroller 32-bit Arm Cortex-M3 core, RISC architecture Serial wire port supports code download and debug Clocking options 16 MHz on-chip oscillator 80 MHz PLL output External clock source Memory 2× 512 kB independent Flash/EE memories 48 kB SRAM Software triggered, in circuit reprogrammability via I2C On-chip peripherals 1× UART, 2× SPI, 2× I2C serial input and output GPIO with multilevel voltage (3.3 V, 1.8 V, and 1.2 V) digital inputs MDIO target up to 4 MHz (open drain) 3× 16-bit and 1× 32-bit general-purpose timers Wake-up timer (WUT) Watchdog timers (WDT) 32 element PLA 16-bit PWM Manchester encoder and decoder All GPIOs support external interrupt Power Multiple supplies AVDDx, IOVDD, DVDD, and PVDDTECx: 2.85 V to 3.63 V AVDDNEG: −1.8 V to −3.63 V PVDDIDACx: 1.60 V to AVDDx Flexible operating modes for low power applications Packages and temperature range 5 mm x 5 mm, 0.4 mm pitch, 121-ball CSP_BGA Fully specified for TJ = –40°C to +125°C Tools Low cost QuickStart development system, which is available upon request from InfoOpticalNetwork@analog.com Full third-party support

3.75 kV RMS Digital Isolators for Isolated USB 2.0 High, Full, and Low Speed Features: USB 2.0 signaling with automatic detection of low, full, and high speed connections 1.5 Mbps, 12 Mbps, and 480 Mbps data rates Bidirectional USB isolator for upstream and downstream ports Redriving and high speed data retiming for input jitter removal and an open eye Flexible clock input options 4.5 V to 5.5 V VBUSx or 3 V to 3.6V operation on each side 21 mA typical idle, low or full speed mode supply current 48 mA typical idle, high speed mode supply current Ultra low power standby in USB 2.0 suspend (L2) or disconnect 1.7 mA typical low power standby, upstream supply current 20 μA typical low power standby, downstream supply current ±6000 V IEC 61000-4-2 ESD protection across the isolation barrier Passed CISPR32/EN55032 Class B emissions High common-mode transient immunity: 50 kV/μs typical Safety and regulatory approvals (pending) UL (pending): 3750 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A (pending) IEC 62368-1, IEC 61010-1, and IEC60601-1 VDE certificate of conformity (pending) DIN V VDE V 0884-11 (VDE V 0884-11):2017-01 VIORM = 849 VPEAK (working voltage) Operating temperature range: −55°C to +125°C Compact 20-lead SSOP with 5.3 mm creepage and clearance

5.7kV rms Digital Isolator for Isolated USB 2.0 High Speed (Upstream Clock Input) Features: USB 2.0 signaling with automatic detection of low, full, and high speed connections 1.5 Mbps, 12 Mbps, and 480 Mbps data rates Bidirectional USB isolator for upstream or downstream ports Redriving and high speed data retiming for input jitter removal and an open eye Flexible clock input options 4.5 V to 5.5 V VBUSx or 3 V to 3.6 V operation on each side 21 mA typical idle, low or full speed mode supply current 48 mA typical idle, high speed mode supply current Ultra low power standby in USB 2.0 suspend (L2) or disconnect 1.7 mA typical low power standby, upstream supply current 20 μA typical low power standby, downstream supply current ±8000 V IEC 61000-4-2 ESD protection across the isolation barrier Passed CISPR32/EN55032 Class B emissions High common-mode transient immunity: 50 kV/μs typical Safety and regulatory approvals (pending) UL (pending): 5700 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A (pending) IEC 62368-1, IEC 61010-1 and IEC60601‑1 VDE certificate of conformity (pending) DIN V VDE V 0884-11 (VDE V 0884-11):2017-01 VIORM = 849 VPEAK Operating temperature range: −55°C to +125°C 20-lead, wide-body, increased creepage SOIC_IC package with 8.3 mm creepage and clearance