Wideband, 43 dB Isolation at 1 GHz, CMOS 1.65 V to 2.75 V, 2:1 Mux/SPDT Switches Features: Wideband switch: −3 dB at 4 GHz Absorptive/reflective switches High off isolation (43 dB at 1 GHz) Low insertion loss (0.8 dB at 1 GHz) Single 1.65 V to 2.75 V power supply CMOS/LVTTL control logic 8-lead MSOP and tiny 3 mm × 3 mm LFCSP Low power consumption (<1 µA)

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, 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  

3-Axis, 0.5 g/1 g/2 g/4 g Digital Accelerometer Features: Ultralow power (scales automatically with data rate) As low as 30 μA in measurement mode (VS = 3.3 V) As low as 0.1 μA in standby mode (VS = 3.3 V) Low noise performance 150 μg/√Hz typical for X- and Y-axes 250 μg/√Hz typical for the Z-axis Embedded, patent pending FIFO technology minimizes host processor load User-selectable resolution Fixed 10-bit resolution for any g range Fixed 1024 LSB/g sensitivity for any g range Resolution scales from 10-bit at ±0.5 g to 13-bit at ±4 g Built-in motion detection functions for activity/inactivity monitoring Supply and I/O voltage range: 2.0 V to 3.6 V See data sheet for additional features

3-Axis 1g/2g/4g/8g Digital Accelerometer Features: Excellent Zero-g bias accuracy and stability with minimum/maximum specifications User-selectable resolution Fixed 10-bit resolution Full resolution, where resolution increases with g range, up to 13-bit resolution at ±8 g (maintains 2 mg/LSB scale factor in all g ranges) Embedded, 32-level FIFO buffer minimizes host processor load Tap/double tap detection and free-fall detection Activity/inactivity monitoring Supply voltage range: 2.0 V to 3.6 V I/O voltage range: 1.7 V to VS See data sheet for additional features

Low Noise, Low Drift, Low Power, 3-Axis MEMS Accelerometers Features: Hermetic package offers excellent long-term stability 0 g offset vs. temperature (all axes): 0.15 mg/°C maximum Ultralow noise density (all axes): 22.5µg/√Hz Low power, VSUPPLY (LDO regulator enabled) ADXL354 in measurement mode: 150 μA ADXL355 in measurement mode: 200 μA ADXL354/ADXL355 in standby mode: 21 μA ADXL354 has user adjustable analog output bandwidth Electromechanical self test Integrated temperature sensor ADXL355 digital output features Digital SPI and I2C interfaces supported 20-bit ADC Data interpolation routine for synchronous sampling Programmable high- and low-pass digital filters Voltage range options VSUPPLY with internal regulators: 2.25 V to 3.6 V V1P8ANA, V1P8DIG with internal LDO regulator bypassed: 1.8 V typical ± 10% Operating temperature range: −40°C to +125°C 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package

Micropower 3-Sensor Combination Including Acceleration and Temperature Features: All sensors sampled synchronously Up to 400 Hz ODR Samples can be synchronized to external trigger Ultralow power 1.95 A at 100 Hz ODR, 2.0 V supply, all sensors on 270 nA at 6 Hz motion activated wake-up mode 10 nA standby current 12-bit resolution for all sensors Acceleration scale factor down to 1 mg/LSB Temperature scale factor: 0.065C/LSB (typical) Built-in features for motion-based system level power savings Adjustable threshold sleep/wake modes for motion activation Accelerometer, temperature sensor, and provision for third analog sensor input Autonomous interrupt processing, without need for microcontroller intervention, to allow the rest of the system to be turned off completely Deep embedded FIFO minimizes host processor load Awake state output enables implementation of standalone, motion activated switch Wide supply and I/O voltage ranges: 1.6 V to 3.5 VOperates off 1.8 V to 3.3 V railsPower can be derived from coin cell batterySPI digital interfaceSmall and thin 3 mm 3.25 mm 1.06 mm package

Micropower 3-Sensor Combination Including Acceleration and Temperature Features: All sensors sampled synchronously Up to 400 Hz ODR Samples can be synchronized to external trigger Ultralow power 1.95 A at 100 Hz ODR, 2.0 V supply, all sensors on 270 nA at 6 Hz motion activated wake-up mode 10 nA standby current 12-bit resolution for all sensors Acceleration scale factor down to 1 mg/LSB Temperature scale factor: 0.065C/LSB (typical) Built-in features for motion-based system level power savings Adjustable threshold sleep/wake modes for motion activation Accelerometer, temperature sensor, and provision for third analog sensor input Autonomous interrupt processing, without need for microcontroller intervention, to allow the rest of the system to be turned off completely Deep embedded FIFO minimizes host processor load Awake state output enables implementation of standalone, motion activated switch Wide supply and I/O voltage ranges: 1.6 V to 3.5 VOperates off 1.8 V to 3.3 V railsPower can be derived from coin cell batterySPI digital interfaceSmall and thin 3 mm 3.25 mm 1.06 mm package

Micropower, 3-Axis, 200 g Digital Output, MEMS Accelerometer Features: ±200 g measurement range 160 Hz to 2560 Hz user selectable bandwidth with four-pole antialiasing filter Selectable oversampling ratio Adjustable high-pass filter Ultra low power Power can be derived from a coin cell battery 28 µA at 2560 Hz ODR, 3.3 V supply Low power, wake-up mode for low g activity detection 1.7 A instant on mode with adjustable threshold Built in features for system level power savings Autonomous interrupt processing without processor intervention Ultra low power event monitoring detects impacts and wakes up fast enough to capture the transient events Adjustable, low g threshold activity and inactivity detection Wide operating voltage range: 2.5 V to 3.5 V Acceleration sample synchronization via external trigger SPI digital interface and I2C interface format support 12-bit output at 100 mg/LSB scale factor Wide temperature range: 40°C to +105°C Small, thin, 3 mm × 3.25 mm × 1.06 mm package