Microcontrollers

Crystal, 12 MHz, SMD, 3.2mm x 2.5mm, 30 ppm, 10 pF, 30 ppm, ABM8 Series ABM8-272-T3 is an ultra-miniature surface-mount quartz crystal from Abracon designed for precision clock generation in embedded systems and microcontroller applications. The crystal operates at 12.000MHz in fundamental AT-cut mode and is packaged in a compact 3.2mm × 2.5mm × 0.8mm ceramic SMD package. It features ±30ppm frequency tolerance and stability, 10pF load capacitance, 50Ω maximum ESR, and low drive power requirements. The device operates across an industrial temperature range of -40°C to +85°C and is hermetically sealed with MSL1 moisture sensitivity rating. The ABM8-272-T3 is approved for use with Raspberry Pi RP2040 and RP235x microcontrollers and is suitable for embedded controllers, IoT devices, communication equipment, industrial electronics, and precision timing applications. Search Keywords: ABM8-272-T3, Abracon ABM8, 12MHz crystal, 12.000MHz crystal, quartz crystal, SMD crystal, ceramic crystal resonator, RP2040 crystal, RP2350 crystal, Raspberry Pi crystal, clock crystal, oscillator crystal, timing crystal, MCU clock source, embedded crystal, surface mount crystal, AT cut crystal, 10pF crystal, 3.2x2.5mm crystal, frequency reference Hashtags: #ABM8272T3 #Abracon #12MHzCrystal #QuartzCrystal #SMDCrystal #ClockSource #Oscillator #TimingCircuit #RP2040 #RP2350 #RaspberryPi #Microcontroller #EmbeddedSystems #IoT #Electronics #ElectronicComponents #PCBDesign #HardwareDesign #FrequencyReference #CrystalOscillator

Ethernet Controller 10/100 Base-T/TX Bus Interface 80-TQFP-EP (12x12) The LAN9254-I/JRX is an EtherCAT SubDevice (slave) controller developed by Microchip Technology, designed to serve as the communication backbone for industrial automation devices participating in an EtherCAT network. The device integrates dual Ethernet physical layer transceivers directly on-chip, eliminating the need for external PHY components and simplifying the design of EtherCAT-enabled equipment such as servo drives, sensors, I/O modules, and other field devices used in real-time industrial control systems. Architecturally, the controller can operate as either a two-port or three-port node, depending on the network topology required. In its standard configuration it functions as a two-port device supporting daisy-chain connections typical of EtherCAT line topologies. When configured as a three-port device, it gains an additional management interface port that can connect to an external PHY or to another LAN9254, enabling star or tree network topologies and allowing the device to act as a branching point within a larger EtherCAT installation. Each integrated Ethernet PHY operates in full-duplex mode and supports automatic crossover detection, so the device can use either straight-through or crossover cabling without requiring manual configuration. Beyond pure protocol handling, the LAN9254 includes a substantial set of general-purpose digital input and output lines, allowing it to be used in simple field devices without requiring a separate microcontroller. For more complex applications, the device communicates with an external host processor through an integrated host bus interface that behaves like simple memory-mapped SRAM, supporting both 8-bit and 16-bit data widths along with multiple byte-ordering conventions, which makes it straightforward to interface with a wide range of microcontroller and microprocessor architectures. Internally, dual process data RAM buffers manage the exchange of real-time process data between the host application and the EtherCAT communication engine, while a dedicated interrupt line notifies the host of relevant internal events. A key feature of the device is its built-in distributed clock mechanism, which provides high-precision timing synchronization across all nodes in an EtherCAT network. This capability is essential for motion control and other applications where multiple devices must act in tight temporal coordination. The controller also provides configurable status indication through standard network activity and link LEDs, along with optional error and run-state indicators that give visibility into the health and operational state of the device at a glance. Power architecture on the LAN9254 is simplified through an integrated linear regulator, allowing the device to be operated from a single primary supply rail while internally generating the lower voltage needed for its core logic. This reduces the external power supply complexity that would otherwise be required to support separate core and I/O voltage domains. The "-I" designation on this particular part number indicates an industrial-grade temperature rating, making it suitable for deployment in factory floor and other demanding industrial environments where extended thermal range and long-term reliability are required. The device is housed in a surface-mount package consistent with dense industrial control board layouts and is compliant with RoHS material restrictions. Spec Sheet Identification Part Number: LAN9254-I/JRX Device Family: LAN9254 Manufacturer: Microchip Technology Functional Classification Device Type: EtherCAT SubDevice (slave) controller Network Role: Two/three-port configurable node Integrated PHYs: Dual Ethernet physical layer transceivers, on-chip Auto-MDIX Support: Yes, supports direct and crossover cabling Communication & Protocol Features Protocol: EtherCAT Topology Support: Daisy-chain (line), star, and tree topologies Additional Port Mode: Optional third port for branching/tap configurations Clock Synchronization: Integrated distributed clock for high-precision timing Host Interface Interface Type: SRAM-like host bus interface Data Width Support: Selectable bit-width host bus operation Endianness Support: Multiple byte-ordering modes Process Data Handling: Dual process data RAM buffers Interrupt Support: Configurable host interrupt line Digital I/O General-Purpose I/O: Integrated digital I/O lines for microcontroller-less operation Standalone Mode: Supports operation without external microcontroller for simple device designs Power Architecture Supply Configuration: Single primary supply rail Internal Regulation: Integrated linear regulator for core voltage generation Status Indication LED Support: Standard run and link/activity indicators per port Optional Indicators: Configurable error and run-state status indicators Environmental & Qualification Temperature Grade: Industrial ("-I" suffix) RoHS Compliance: Yes Package Package Type: Surface-mount, quad flat package style Mounting: Surface mount technology (SMT) Packaging Format Supply Format: Tape-and-reel, per part suffix designation #LAN9254 #Microchip #EtherCAT #SlaveController #SubDeviceController #IndustrialEthernet #IndustrialAutomation #MotionControl #EmbeddedSystems #FieldDevice #DigitalIO #HostBusInterface #DistributedClock #TQFP #RoHSCompliant #IndustrialGrade #EngineeringSpec #ComponentLibrary #CommonPartsLibrary #SemiconductorIC

JDY-23 is an ultra-low-power Bluetooth 5.0 BLE transparent transmission module operating in the 2.4GHz ISM band using GFSK modulation. The module supports wireless UART-to-BLE communication, enabling seamless data exchange between a microcontroller and smartphones, tablets, or other BLE-enabled devices. It provides up to +4dBm transmit power and a communication range of up to 60 meters under optimal conditions. The module supports configurable AT commands for changing device name, baud rate, advertising parameters, and communication settings. JDY-23 is designed for low-power IoT devices, wireless sensors, smart home equipment, industrial monitoring, wearable electronics, and battery-powered embedded applications requiring simple BLE connectivity. Search Keywords: JDY-23, JDY23, Bluetooth 5.0 module, BLE module, Bluetooth Low Energy module, UART BLE module, transparent transmission module, serial Bluetooth module, wireless UART bridge, 2.4GHz BLE transceiver, AT command BLE module, IoT Bluetooth module, low power Bluetooth module, embedded BLE module, MCU Bluetooth interface, Bluetooth serial communication, smart home BLE module, sensor BLE module, battery powered BLE module Hashtags: #JDY23 #Bluetooth5 #BLE #BluetoothLowEnergy #UARTBLE #BluetoothModule #WirelessCommunication #IoT #EmbeddedSystems #Microcontroller #SmartHome #WearableElectronics #SensorNode #LowPowerDesign #WirelessUART #ATCommands #2_4GHz #Electronics #PCBDesign #ElectronicComponents

Accelerometer, Gyroscope, Magnetometer, 9 Axis Sensor I2C, SPI, UART Output The BNO085 is a high-performance 9-axis absolute orientation sensor system-in-package (SiP) that integrates a 3-axis accelerometer, 3-axis gyroscope, 3-axis magnetometer, and a low-power ARM Cortex-M0+ microcontroller running CEVA/Hillcrest SH-2 sensor fusion firmware. It provides accurate real-time orientation, motion tracking, and activity detection while offloading complex sensor fusion calculations from the host processor. The device is widely used in robotics, AR/VR systems, wearables, drones, IoT devices, and navigation applications. Key Features 9-axis motion sensing with integrated accelerometer, gyroscope, and magnetometer Built-in SH-2 sensor fusion engine for accurate orientation tracking ARM Cortex-M0+ processor for onboard motion processing Outputs quaternion, rotation vector, linear acceleration, gravity vector, angular velocity, and magnetic field data Advanced motion detection including tap, step, shake, and significant motion detection Activity classification and stability detection capabilities Low-latency rotation vectors optimized for AR/VR applications Supports I²C, SPI, and UART communication interfaces Configurable output data rates and timestamps Low-power operation suitable for battery-powered devices Compact 28-pin LGA package (5.2 mm × 3.8 mm) Operating temperature range: -40°C to +85°C Backward compatible with BNO080 designs while adding support for future application-specific libraries Applications Robotics and autonomous systems Virtual Reality (VR) and Augmented Reality (AR) Wearable devices and fitness trackers Drones and UAVs Head-mounted displays (HMDs) Industrial motion tracking IoT and smart devices Navigation and positioning systems #BNO085 #IMU #9AxisSensor #MotionTracking #SensorFusion #OrientationSensor #Robotics #AR #VR #IoT #Wearables #EmbeddedSystems #CEVA #HillcrestLabs #MotionDetection #Quaternion #InertialMeasurementUnit

BNO085 - Accelerometer, Gyroscope, Magnetometer, 3 Axis Sensor Evaluation Board The BNO085 Evaluation Board is a development platform designed to evaluate and prototype applications using the BNO085 9-axis Inertial Measurement Unit (IMU). It integrates a 3-axis accelerometer, 3-axis gyroscope, and 3-axis magnetometer with an onboard ARM Cortex-M0+ processor running advanced sensor fusion algorithms. The board provides accurate real-time orientation, motion tracking, rotation vectors, and heading information while offloading complex sensor fusion calculations from the host microcontroller. It is widely used in robotics, AR/VR systems, drones, motion tracking devices, navigation systems, and IoT applications. The evaluation board typically supports I²C, SPI, and UART communication interfaces, enabling easy integration with various embedded platforms. Key Features 9-DOF motion sensing with integrated accelerometer, gyroscope, and magnetometer Built-in ARM Cortex-M0+ processor for onboard sensor fusion Real-time orientation output including quaternions, Euler angles, and rotation vectors Supports I²C, SPI, and UART communication interfaces High-speed motion tracking with low latency operation Dynamic calibration for improved accuracy and stability Integrated motion detection features such as step counting and activity tracking Configurable sensor data rates and timestamped sensor reports Low-power operation suitable for battery-powered applications Ideal for robotics, VR/AR, wearable devices, navigation, and industrial motion sensing #BNO085 #IMU #9DOF #SensorFusion #MotionTracking #OrientationSensor #Robotics #EmbeddedSystems #IoT #WearableTech #ARVR #Navigation #EvaluationBoard #Accelerometer #Gyroscope #Magnetometer #commonpartslibrary #developmentboard #accelerometer

Accelerometer X, Y, Z Axis ±2g, 4g, 8g, 16g 0.5Hz ~ 625Hz 16-LGA (3x3) # LIS3DHTR ## General Description The LIS3DHTR is an ultra-low-power three-axis digital accelerometer manufactured by STMicroelectronics. It is designed to provide accurate motion, orientation, tilt, vibration, and acceleration sensing for a wide range of embedded and portable electronic applications. The device integrates advanced MEMS sensor technology, configurable measurement ranges, embedded motion-detection functions, and digital communication interfaces within a compact surface-mount package. Its low power consumption and high measurement accuracy make it suitable for wearable devices, industrial monitoring systems, asset tracking equipment, smart sensors, consumer electronics, medical devices, Internet of Things products, and battery-powered embedded systems. ## Key Features ### Sensor Architecture * Three-axis digital accelerometer * MEMS sensing technology * High-resolution motion measurement * Multi-axis acceleration detection * Real-time movement monitoring * Precision orientation sensing ### Measurement Capabilities * Motion detection functionality * Tilt sensing capability * Free-fall detection support * Vibration monitoring * Orientation recognition * Impact and shock detection * Activity and inactivity monitoring ### Electrical Characteristics * Ultra-low-power operation * Low current consumption * High measurement stability * Fast response capability * Reliable sensor performance * Optimized for battery-powered systems ### Embedded Processing Features * Integrated interrupt generation * Event detection capability * Motion recognition support * Threshold-based monitoring * Embedded motion-processing functions * Autonomous event reporting ### Communication Interfaces * SPI digital communication interface * I²C digital communication interface * Easy microcontroller integration * Reliable data transfer capability * Flexible system connectivity ### Package Characteristics * Compact surface-mount package * Low-profile design * Automated assembly compatible * High-density PCB layout support * Suitable for space-constrained applications ### Material Construction * Advanced MEMS sensor technology * High-reliability semiconductor integration * RoHS-compliant materials * Lead-free package construction * Industrial-grade manufacturing quality ### Environmental Characteristics * Long operational service life * Reliable operation under industrial conditions * Stable sensor performance over time * Resistant to mechanical stress and vibration * Suitable for continuous monitoring applications ### Application Areas * Wearable Electronics * Internet of Things Devices * Smart Sensors * Asset Tracking Systems * Industrial Monitoring Equipment * Consumer Electronics * Medical Devices * Portable Electronics * Motion Detection Systems * Vibration Monitoring Equipment * Fitness and Activity Tracking Devices * Embedded Control Systems ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade MEMS Motion Sensor Solution ## Manufacturer STMicroelectronics ## Product Family LIS3DH Three-Axis Digital Accelerometer Series #LIS3DHTR #STMicroelectronics #Accelerometer #MEMSSensor #MotionSensor #ThreeAxisAccelerometer #IoT #WearableDevices #EmbeddedSystems #IndustrialMonitoring #AssetTracking #VibrationMonitoring #ConsumerElectronics #ElectronicsEngineering #SensorTechnology

ARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 480MHz 2MB (2M x 8) FLASH 100-LQFP (14x14) # STM32H743VIT6 ## General Description The STM32H743VIT6 is a high-performance microcontroller manufactured by STMicroelectronics and based on the Arm Cortex-M7 core. It is designed for advanced embedded applications requiring exceptional processing capability, extensive peripheral integration, high-speed memory access, and real-time control performance. The device combines powerful computational resources, floating-point processing, digital signal processing capabilities, large embedded memory, and a comprehensive set of communication interfaces within a compact package. Its architecture is optimized for industrial automation, motor control, human-machine interfaces, medical devices, robotics, data acquisition systems, audio processing, edge computing, and high-performance IoT applications. ## Key Features ### Processing Architecture * Arm Cortex-M7 processor core * High-performance real-time processing capability * Floating-point unit support * Digital signal processing functionality * Advanced instruction set architecture * Optimized embedded computing performance ### Memory Resources * Embedded Flash memory * High-speed SRAM architecture * Memory protection support * Efficient code and data execution * High-bandwidth memory access capability * Advanced cache architecture ### Communication Interfaces * USART and UART communication interfaces * SPI communication interfaces * I²C communication interfaces * CAN communication support * USB connectivity capability * Ethernet networking support * SDMMC storage interface support * Flexible external communication options ### Analog Features * High-resolution analog-to-digital conversion * Digital-to-analog conversion capability * Precision signal acquisition * Analog monitoring functionality * Sensor interface compatibility ### Timer and Control Features * Advanced control timers * General-purpose timers * PWM signal generation * Encoder interface support * Motor-control functionality * Real-time clock integration * Event-driven control architecture ### Multimedia and Processing Capabilities * Audio processing support * Signal processing applications * Graphics and display interface support * High-speed data acquisition capability * Real-time analytics support * Edge computing functionality ### Power Characteristics * Optimized performance-to-power ratio * Multiple low-power operating modes * Dynamic power management support * Efficient embedded system operation ### Package Characteristics * Surface-mount package construction * Industrial-grade packaging * High-pin-count peripheral integration * Automated assembly compatible * Suitable for complex embedded designs ### Material Construction * Advanced semiconductor technology * RoHS-compliant materials * Lead-free package construction * High-reliability integrated circuit design ### Environmental Characteristics * Suitable for industrial and commercial environments * Long operational service life * Reliable continuous operation * Stable performance across operating conditions * Robust embedded processing platform ### Application Areas * Industrial Automation Systems * Robotics and Motion Control * Motor Drive Applications * Human-Machine Interfaces * Medical Equipment * Audio Processing Systems * Data Acquisition Equipment * Embedded Computing Platforms * Industrial Networking Devices * Edge Computing Solutions * Smart Energy Systems * Advanced IoT Devices * Test and Measurement Equipment * Consumer Electronics ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade High-Performance Microcontroller Solution ## Manufacturer STMicroelectronics ## Product Family STM32H7 High-Performance Microcontroller Series #STM32H743VIT6 #STM32H7 #STMicroelectronics #CortexM7 #Microcontroller #EmbeddedSystems #IndustrialAutomation #MotorControl #Robotics #EdgeComputing #IoT #DataAcquisition #EmbeddedDesign #FirmwareDevelopment #ElectronicsEngineering