+2.7 V to +5.5 V, Serial Input, Dual Voltage Output 8-Bit DAC Features: Two 8-Bit DACs in One Package 8-Pin DIP/SOIC and microSOIC Packages +2.7 V to +5.5 V Operation Internal & External Reference Capability Three-Wire Serial Interface QSPI™, SPI™ and Microwire™ Compatible Individual DAC Power-Down Function On-Chip Output Buffer Rail-to-Rail Operation On-Chip Control Register Low Power Operation: 2.3 mA @3.3 V Full Power-Down to 1 µA max, typically 80 nA

+2.7 V to +5.5 V, Serial Input, Dual Voltage Output 8-Bit DAC Features: Two 8-Bit DACs in One Package 8-Pin DIP/SOIC and microSOIC Packages +2.7 V to +5.5 V Operation Internal & External Reference Capability Three-Wire Serial Interface QSPI™, SPI™ and Microwire™ Compatible Individual DAC Power-Down Function On-Chip Output Buffer Rail-to-Rail Operation On-Chip Control Register Low Power Operation: 2.3 mA @3.3 V Full Power-Down to 1 µA max, typically 80 nA

Single-Channel, 3 V Front-End Processor for General Purpose Applications Including Speech and Telephony Features: 16-Bit A/D Converters 16-Bit D/A Converters Programmable Input/Output Sample Rates 75 dB ADC SNR 70 db DAC SNR 64 ksps Maximum Sample Rate -90 db Crosstalk Programmable Input/Output Gain Low group Delay (25 µs per ADC ch, 50 µs per DAC ch) Flexible Serial Port Allows Up to 4 Codecs To Be Connected in Cascade Giving 8 I/O Channels Single 2.7 V to 3.3 V Supply Operation 50 mW Max Power Dissipation at 2.7 V 20-Lead SOIC/SSOP/TSSOP Packages

Dual Differential 16-Bit, 1 MSPS PulSAR 12.0 mW in QSOP Features: 16-bit resolution with no missing codes Throughput: 1 MSPS Low power dissipation 7.0 mW at 1 MSPS (VDD1 and VDD2 only) 12.0 mW at 1 MSPS (total) 140 µW at 10 kSPS INL: ±0.5 LSB typical, ±2.0 LSB maximum True differential analog input range: ±VREF 0 V to VREF with VREF between 2.4 V to 5.1 V Allows use of any input range Easy to drive with the ADA4941-1 SINAD: 93.5 dB at 1 kHz THD: −112 dB at 1 kHz No pipeline delay Single-supply 2.5 V operation with 1.8 V/2.5 V/3 V/5 V logic interface Serial interface SPI/QSPI/MICROWIRE/DSP compatible 20-lead QSOP package Wide operating temperature range: −40°C to +125°C

4-Channel 200 kSPS, 12-Bit A/D Converter with Sequencer in 16-Lead TSSOP Features: Fast throughput rate: 200 kSPS Specified for AVDD of 2.7 V to 5.25 V Low power 3.6 mW max at 200 kSPS with 3 V supply 7.5 mW max at 200 kSPS with 5 V supply 4 (single-ended) inputs with sequencer Wide input bandwidth 70 dB Min SNR at 50 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface SPI® -/QSPI™-/ MICROWIRE™-/DSP-compatible Shutdown mode: 0.5 μA max 16-lead TSSOP package Qualified for automotive applicationsAD7923-EP supports defense and aerospace applications (AQEC standard) Download AD7923-EP data sheet (pdf) Military temperature range (−55°C to +125°C) Controlled manufacturing baseline One assembly/test site One fabrication site Product change notification Qualification data available on request V62/12647 DSCC Drawing Number

Quad, 16-Bit nanoDAC with 5ppm/C On-Chip Reference Features: Low power, smallest pin-compatible, quad nanoDACs  AD5664R: 16 bits AD5644R: 14 bits AD5624R: 12 bits User selectable external or internal reference External reference default On-chip 1.25 V/2.5 V, 5 ppm/°C reference 10-lead MSOP; 10-lead, 3 mm × 3 mm LFCSP_WD; and 12-ball, 1.665 mm × 2.245 mm WLCSP 2.7 V to 5.5 V power supply Guaranteed monotonic by design Power-on reset to zero scale Per channel power-down Serial interface, up to 50 MHz

16-Channel, 12-/16-Bit nanoDAC+ with 2 ppm/C Voltage Reference TC, I2C Interface Features: High relative accuracy (INL): ±4 LSB maximum at 16 bits (AD5677R only) TUE: ±0.14% of FSR maximum Offset error: ±1.5 mV maximum Gain error: ±0.06% of FSR maximum Low drift, 2.5 V voltage reference TC: 2 ppm/°C typical 40 mA short-circuit current Wide operating ranges −40°C to +125°C temperature range 2.7 V to 5.5 V power supply range Simplified implementation User selectable gain of 1 or 2 (GAIN pin) 1.8 V logic compatibility 400 kHz I2C-compatible serial interface 28-lead, 4 mm × 4 mm, RoHS compliant LFCSP

16-Channel, 12-/16-Bit nanoDAC+ with 2 ppm/C Voltage Reference TC, I2C Interface Features: High relative accuracy (INL): ±4 LSB maximum at 16 bits (AD5677R only) TUE: ±0.14% of FSR maximum Offset error: ±1.5 mV maximum Gain error: ±0.06% of FSR maximum Low drift, 2.5 V voltage reference TC: 2 ppm/°C typical 40 mA short-circuit current Wide operating ranges −40°C to +125°C temperature range 2.7 V to 5.5 V power supply range Simplified implementation User selectable gain of 1 or 2 (GAIN pin) 1.8 V logic compatibility 400 kHz I2C-compatible serial interface 28-lead, 4 mm × 4 mm, RoHS compliant LFCSP

Multiple Range, 16-Bit, Bipolar, Voltage Output DACs Features: 8 software-programmable output ranges: 0 V to +5 V, 0 V to +10 V, 0 V to +16 V, 0 V to +20 V, ±3 V, ±5 V, ±10 V, −2.5 V to +7.5 V; 5% overrange Total unadjusted error (TUE): 0.1% FSR maximum 16-bit resolution: ±2 LSB maximum INL Guaranteed monotonicity: ±1 LSB maximum Single channel, 16-bit DACs Settling time: 7.5 μs typical Integrated reference buffers Low noise: 35 nV/√Hz Low glitch: 1 nV-sec 1.8 V logic compatibility Asynchronous updating via LDAC Asynchronous RESET to zero scale/midscale DSP/microcontroller-compatible serial interface Robust 4 kV HBM ESD rating Available in 16-lead TSSOP and 16-lead LFCSP Operating temperature range: −40°C to +125°C

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