High Precision, Impedance & Electrochemical Front End Features: Analog input 16-bit ADC with both 800 kSPS and 1.6 MSPS options Voltage, current, and impedance measurement capability Internal and external current and voltage channels Ultralow leakage switch matrix and input mux Input buffers and programmable gain amplifier Voltage DACs Dual output voltage DAC with an output range of 0.2 V to 2.4 V 12-bit VBIAS0 output to bias potentiostat 6-bit VZERO0 output to bias TIA Ultra low power: 1 µA 1 high speed, 12-bit DAC Output range to sensor: ±607 mV Programmable gain amplifier on output with gain settings of 2 and 0.05 Amplifiers, accelerators, and references 1 low power, low noise potentiostat amplifier suitable for potentiostat bias in electrochemical sensing 1 low noise, low power TIA, suitable for measuring sensor current output 50 pA to 3 mA range Programmable load and gain resistors for sensor output Analog hardware accelerators Digital waveform generator Receive filters Complex impedance measurement (DFT) engine 1 high speed TIA to handle wide bandwidth input signals from 0.015 Hz up to 200 kHz Digital waveform generator for generation of sinusoid and trapezoid waveforms 2.5 V and 1.82 V internal reference voltage sources System level power savings Fast power-up and power-down analog blocks for duty cycling Programmable AFE sequencer to minimize workload of host controller 6 kB SRAM to preprogram AFE sequences Ultra low power potentiostat channel: 6.5 µAof current consumption when powered on and all other blocks in hibernate mode Smart sensor synchronization and data collection Cycle accurate control of sensor measurement Sequencer controlled GPIOs On-chip peripherals SPI serial input/output Wake-up timer Interrupt controller Power 2.8 V to 3.6 V supply 1.82 V input/output compliant Power-on reset Hibernate mode with low power DAC and potentiostat amplifier powered up to maintain sensor bias Package and temperature range 3.6 mm × 4.2 mm, 56-ball WLCSP 7 mm × 7 mm, 48-lead LFCSP Fully specified for operating temperature range of −40°C to +85°C AD5940 and AD5941 fully specified for operating temperature range of −40°C to +85°C AD5941W fully specified for operating temperature range of −40°C to +105°C AEC-Q100 qualified for automotive applications

4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Features: Three power modes RMS noise Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 μA typical) Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 μA typical) Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 μA typical) Up to 22 noise free bits in all power modes (gain = 1) Output data rate Full power: 9.38 SPS to 19,200 SPS Mid power: 2.34 SPS to 4800 SPS Low power: 1.17 SPS to 2400 SPS Rail-to-rail analog inputs for gains > 1 Simultaneous 50 Hz/60 Hz rejection at 25 SPS (single cycle settling) Diagnostic functions (which aid safe integrity level (SIL) certification Crosspoint multiplexed analog inputs 4 differential/7 pseudo differential inputs Programmable gain (1 to 128) Band gap reference with 10 ppm/°C drift maximum (70 μA) Matched programmable excitation currents Internal clock oscillator On-chip bias voltage generator Low-side power switch General-purpose outputs Multiple filter options Internal temperature sensor Self and system calibration Sensor burnout detection Automatic channel sequencer Per channel configuration Power supply: 2.7 V to 3.6 V and ±1.8 V Independent interface power supply Power-down current: 5 μA maximum Temperature range: −40°C to +125°C 32-lead LFCSP/24-lead TSSOP 3-wire or 4-wire serial interface SPI, QSPI, MICROWIRE, and DSP compatible Schmitt trigger on SCLK ESD: 4 kVAD7124-4-EP Supports defense and aerospace applications (AQEC standard) Download AD7124-4-EP Data Sheet (PDF) Full military temperature range: −55°C to +125°C Controlled manufacturing baseline 1 assembly/test site 1 fabrication site Product change notification Qualification data available on request V62/19614

4.8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA and AC Excitation Features: AC or DC sensor excitation RMS noise: 8.5 nV at 4.7 Hz (gain = 128) 16 noise-free bits at 2.4 kHz (gain = 128) Up to 22.5 noise-free bits (gain = 1) Offset drift: 5 nV/°C Gain drift: 1 ppm/°C Specified drift over time 2 differential/4 pseudo differential input channels Automatic channel sequencer Programmable gain (1 to 128) Output data rate: 4.7 Hz to 4.8 kHz Internal or external clock Simultaneous 50 Hz/60 Hz rejection Power supply AVDD: 4.75 V to 5.25 V DVDD: 2.7 V to 5.25 V Current: 6 mA Temperature range: –40°C to +105°C Package: 32-lead LFCSP

Lithium Ion Battery Monitoring System Features: 12-bit ADC, 1 μs per channel conversion time 6 analog input channels,  CM range 0.5 V to 27.5 V 6 auxiliary ADC Inputs ±1.6 mV cell voltage accuracy On-chip voltage regulator Cell balancing interface Daisy-chain interface Internal reference: ±3 ppm/°C 1.8 μA power-down current High input impedance Serial interface with alert function See data sheet for additional features

True Bipolar Input, Dual 14-Bit, 2-Channel, Simultaneous Sampling SAR ADC Features: Dual 12-bit/14-bit, 2-channel ADC True bipolar analog inputs Programmable input ranges:  ±10 V, ±5 V, 0 V to 10 V  ±12 V with 3 V external reference Throughput rate: 1 MSPS Simultaneous conversion with read in less than 1 μs Low current consumption:  8.3 mA typical in normal mode  320 nA typical in shutdown mode AD7366  72 dB SNR at 50 kHz input frequency  12-bit no missing codes AD7367  76 dB SNR at 50 kHz input frequency  14-bit no missing codes Accurate on-chip reference: 2.5 V ± 0.2% −40°C to +85°C operation High speed serial interface Compatible with SPI®, QSPI™, MICROWIRE™, and DSP High analog input impedance

16-Bit, Isolated Sigma-Delta Modulator Features: 10 MHz internal clock rate 16 bits, no missing codes Signal-to-noise ratio (SNR): 87 dB typical Effective number of bits (ENOB): 13.5 bits typical Typical offset drift vs. temperature: 1.7 µV/°C On-board digital isolator On-board reference Full-scale analog input range: ±320 mV −40°C to +105°C operating range High common-mode transient immunity: >25 kV/µs 8-lead, wide-body SOIC, with increased creepage package Slew rate limited output for low electromagnetic interference (EMI)

8-Channel, 8.5 kHz, 24-Bit Sigma-Delta A/D Converter Features: High Resolution ADC 24 Bits No Missing Codes 0.0015% Nonlinearity Optimized for Fast Channel Switching 18-Bits p-p Resolution (21 Bits Effective) at 500 Hz 16-Bits p-p Resolution (19 Bits Effective) at 8.5 kHz 15-Bits p-p Resolution (18 Bits Effective) at 15 kHz On-Chip Per Channel System Calibration Configurable Inputs 8 Single-Ended or 4 Fully Differential Input Ranges +625 mV, +1.25 V, +2.5 V, 625 mV, 1.25 V, 2.5 V 3-Wire Serial Interface SPI™, QSPI™, MICROWIRE™ and DSP Compatible Schmitt Trigger on Logic Inputs Single-Supply Operation 5 V Analog Supply 3 V or 5 V Digital Supply Package: 28-Lead TSSOP

5 kV RMS Quad-Channel Digital Isolators Features: Enhanced system-level ESD performance per IEC 61000-4-x Safety and regulatory approvals (RI-16 package) UL recognition: 5000 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice #5A IEC 60601-1: 250 V rms (reinforced) IEC 60950-1: 400 V rms (reinforced) VDE Certificate of Conformity DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 VIORM = 846 V peak Low power operation 5 V operation 1.4 mA per channel maximum @ 0 Mbps to 2 Mbps 4.3 mA per channel maximum @ 10 Mbps 34 mA per channel maximum @ 90 Mbps 3.3 V operation 0.9 mA per channel maximum @ 0 Mbps to 2 Mbps 2.4 mA per channel maximum @ 10 Mbps 20 mA per channel maximum @ 90 Mbps Bidirectional communication 3.3 V/5 V level translation High temperature operation: 105°C High data rate: dc to 90 Mbps (NRZ) Precise timing characteristics 2 ns maximum pulse width distortion 2 ns maximum channel-to-channel matching High common-mode transient immunity: >25 kV/μs Output enable function 16-lead SOIC wide body package version (RW-16) 16-lead SOIC wide body enhanced creepage version (RI-16)

Quad-Channel Isolators with Integrated DC-to-DC Converter (3:1 directionality) Features: isoPower integrated, isolated dc-to-dc converter 100 mA output supply AEC-Q100 qualified for automotive applications ADuM6421AW (ADuM6423AW pending) Meets CISPR 32/EN55032 Class B emission limits up to 5 Mbps at a full load on a 2-layer PCB Quad dc to 100 Mbps signal isolation channels 28-lead, fine pitch, SOIC with 8.3 mm minimum creepage High temperature operation: 125°C maximum High common-mode transient immunity: 100 kV/μs Safety and regulatory approvals (pending) UL recognition (pending) 5000 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A (pending) VDE V 0884-11 certificate of conformity (pending) VIORM = 566 V peak CQC certification per GB4943.1-2011 (pending)

2-Channel 60V Power System Manager Features: Sequence, Trim, Margin, Supervise, Manage and Log Faults, and Monitor Telemetry of Two Power Supplies Monitor Input Voltage from 0V to 60V, Input Current to Within 1%, and Accumulate Energy Manage Outputs from −60V to 60V and Margin or Trim to within 0.25% 1.8V to 3.3V PMBus/SMBus/I2C Compliant Serial Interface Supported by LTpowerPlay® GUI Coordinate Sequencing and Fault Management Across Multiple ADI PSM Devices Operate Autonomously Without Additional Software Connect Directly to Regulator IMON Pins Can Be Powered from 3.3V, or 4.5V to 60V Available in a 49-Pin 7mm × 7mm BGA Package