Microcontrollers

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

26 MHz ±10ppm Crystal 9pF 40 Ohms 4-SMD, No Lead # TSX-3225 26.0000MF09Z-AC0 ## General Description The TSX-3225 26.0000MF09Z-AC0 is a high-precision surface-mount quartz crystal manufactured by Seiko Epson Corporation. It is designed to provide a stable and accurate clock reference for microcontrollers, wireless communication modules, RF transceivers, processors, and other digital electronic systems. The crystal utilizes advanced quartz resonator technology to deliver reliable frequency generation with excellent stability, low phase noise, and long-term performance. Its compact package and low-profile construction make it suitable for space-constrained applications including Internet of Things devices, industrial control systems, wireless sensors, communication equipment, consumer electronics, and embedded computing platforms. ## Key Features ### Frequency Characteristics * Precision quartz crystal resonator * Stable frequency generation * Excellent frequency accuracy * Low frequency drift * Reliable long-term frequency stability * Suitable for clock generation and timing applications ### Electrical Characteristics * Low equivalent series resistance * Reliable oscillator startup performance * Stable operation with low-power oscillator circuits * Optimized for microcontroller and RF applications * Consistent electrical characteristics across operating conditions ### Mechanical Characteristics * Surface-mount package construction * Compact footprint design * Low-profile structure * Automated assembly compatible * Reflow soldering compatible * Suitable for high-density PCB layouts ### Timing Performance * Accurate clock reference generation * Low phase noise characteristics * Stable timing performance * Reliable synchronization capability * Suitable for communication and processing systems ### Material Construction * High-quality quartz resonator element * Hermetically sealed package construction * Industrial-grade materials * RoHS-compliant design * Lead-free compatible manufacturing ### Environmental Characteristics * Long operational service life * Reliable operation under industrial conditions * Resistant to environmental stress * Stable performance across operating temperature ranges * High reliability for continuous operation ### Application Areas * Microcontroller Systems * Wireless Communication Modules * Bluetooth Devices * Wi-Fi Equipment * RF Transceivers * Internet of Things Devices * Industrial Automation Systems * Embedded Controllers * Consumer Electronics * Data Communication Equipment * Smart Sensors * Portable Electronic Products ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade Frequency Control Component ## Manufacturer Seiko Epson Corporation ## Product Family TSX Series Surface-Mount Quartz Crystals #TSX3225 #260000MF09ZAC0 #EpsonCrystal #QuartzCrystal #SMDCrystal #CrystalOscillator #FrequencyControl #ClockSource #EmbeddedSystems #WirelessElectronics #RFDesign #Microcontroller #IoTDevices #IndustrialElectronics #ElectronicsEngineering

ARM® Cortex®-M0+ STM32U0 Microcontroller IC 32-Bit 56MHz 256KB (256K x 8) FLASH 48-LQFP (7x7) # STM32U083CCT6 ## General Description The STM32U083CCT6 is an ultra-low-power microcontroller from STMicroelectronics based on the Arm Cortex-M0+ core. It is specifically designed for energy-efficient embedded applications requiring long battery life, advanced peripheral integration, secure operation, and reliable real-time performance. The device combines low-power processing, embedded Flash memory, SRAM, analog peripherals, communication interfaces, and hardware security features within a compact package. Its architecture makes it ideal for smart sensors, industrial monitoring systems, medical devices, wearable electronics, smart metering, home automation products, and Internet of Things applications where power efficiency is a primary design requirement. ## Key Features ### Processing Architecture * Arm Cortex-M0+ processor core * Optimized low-power computing architecture * Efficient real-time processing capability * Interrupt-driven operation support * Embedded system control functionality ### Memory Resources * Embedded Flash memory * Integrated SRAM * Non-volatile data storage support * High-reliability memory architecture * Efficient code execution capability ### Low-Power Features * Ultra-low-power operating modes * Multiple sleep and standby modes * Fast wake-up capability * Battery-powered application optimization * Energy-efficient peripheral operation * Extended product operating life in portable systems ### Security Features * Hardware security mechanisms * Memory protection functionality * Secure firmware execution support * Data integrity protection * Secure embedded application development support ### Communication Interfaces * USART communication interfaces * UART communication support * SPI serial communication interfaces * I²C communication interfaces * Low-power communication capability * Flexible external device connectivity ### Analog Features * Analog-to-digital conversion capability * Precision signal acquisition support * Integrated analog peripherals * Sensor interface compatibility * Low-power analog operation ### Timer and Control Functions * General-purpose timers * PWM signal generation * Real-time clock functionality * Event-driven control capability * Timing and scheduling support ### Package Characteristics * Surface-mount package * Compact footprint design * Automated assembly compatibility * Suitable for space-constrained applications * Industrial-grade packaging ### Material Construction * Advanced low-power 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 * Stable performance under continuous operation * Robust low-power architecture ### Application Areas * Internet of Things Devices * Smart Sensors * Wearable Electronics * Medical Monitoring Equipment * Home Automation Systems * Smart Metering Applications * Battery-Powered Products * Environmental Monitoring Systems * Industrial Data Acquisition Equipment * Consumer Electronics * Portable Embedded Systems * Wireless Sensor Nodes ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade Embedded Microcontroller Solution ## Manufacturer STMicroelectronics ## Product Family STM32U0 Ultra-Low-Power Microcontroller Series #STM32U083CCT6 #STM32U0 #STMicroelectronics #Microcontroller #UltraLowPowerMCU #CortexM0Plus #EmbeddedSystems #IoT #SmartSensors #WearableElectronics #BatteryPoweredDevices #IndustrialElectronics #EmbeddedDesign #FirmwareDevelopment #ElectronicsEngineering

Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 2A 8-SOIC (0.154", 3.90mm Width) # L6982N33DR ## General Description The L6982N33DR is a high-efficiency synchronous step-down switching regulator manufactured by STMicroelectronics. It is designed to provide a fixed regulated output voltage from a wide input voltage range while maintaining excellent conversion efficiency and low power dissipation. The device integrates high-side and low-side power MOSFETs, control circuitry, protection features, and compensation functions within a compact package, reducing external component count and simplifying power supply design. Its robust architecture makes it suitable for industrial automation systems, distributed power architectures, telecommunications equipment, embedded systems, consumer electronics, smart devices, and battery-powered applications requiring efficient DC-to-DC voltage conversion. ## Key Features ### Power Conversion Architecture * Synchronous buck regulator topology * Fixed output voltage regulation * Integrated power MOSFETs * High-efficiency power conversion * Optimized switching performance * Reduced external component requirements ### Electrical Characteristics * Wide input voltage operating range * Stable output voltage regulation * High conversion efficiency * Low standby power consumption * Fast transient response * Low output ripple performance ### Control Features * Current-mode control architecture * Internal compensation circuitry * Soft-start functionality * Frequency synchronization capability * Stable operation under varying load conditions ### Protection Features * Overcurrent protection * Short-circuit protection * Thermal shutdown protection * Undervoltage lockout protection * Safe startup operation * Enhanced system reliability ### Power Management * Low-power operating modes * Energy-efficient design * Suitable for battery-powered systems * Optimized thermal performance * Reduced power dissipation ### Package Characteristics * Surface-mount package * Compact footprint * Automated assembly compatible * High-density PCB design support * Industrial-grade packaging ### Material Construction * Monolithic integrated power management solution * Lead-free package materials * RoHS-compliant construction * High-reliability semiconductor technology ### Environmental Characteristics * Suitable for industrial operating environments * Long operational service life * Reliable continuous operation * Robust thermal performance ### Application Areas * Industrial Automation Equipment * Embedded Systems * Microcontroller Power Supplies * FPGA and Processor Power Rails * Telecommunications Equipment * Smart Metering Systems * Consumer Electronics * Building Automation Systems * Distributed Power Architectures * Battery-Powered Devices * IoT Products * Power Management Modules ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade Power Management Solution ## Manufacturer STMicroelectronics ## Product Family L6982 Synchronous Step-Down Switching Regulator Series #L6982N33DR #STMicroelectronics #BuckConverter #DCtoDCConverter #SwitchingRegulator #PowerManagement #PowerSupplyDesign #EmbeddedSystems #IndustrialElectronics #VoltageRegulator #PowerElectronics #IoTDevices #ElectronicsEngineering #PCBDesign #SMPS

8km UART Through Hole RF Transceiver Modules and Modems RoHS,3.3V~5.2V,-40 ~ 80C The E32-433T30D is based on the Semtech SX1278 LoRa chipset and uses LoRa spread-spectrum modulation to achieve long-distance, highly reliable wireless communication even in noisy environments. It communicates with a microcontroller via UART (serial interface), making it easy to integrate with Arduino, ESP32, STM32, and similar systems. It is commonly used for IoT telemetry, remote control systems, sensor networks, and industrial monitoring, especially where GSM/Wi-Fi is unavailable or impractical. Key Features Frequency range: 410–441 MHz (433 MHz default) RF output power: 21–30 dBm (up to 1 W high-power version) LoRa modulation: High sensitivity and strong anti-interference Communication distance: up to ~8 km (open area, ideal conditions) Interface: UART TTL serial (3.3 V logic level) Sensitivity: around -147 dBm for long-range reception Low data rate support: ~0.3 kbps to 19.2 kbps Half-duplex communication (TX/RX not simultaneous) Configurable modes: normal / wake-up / power-saving / sleep via M0 & M1 pins Compact module size with SMA antenna connector Wide operating temperature: -40 °C to +85 °C Important Notes Requires external microcontroller (MCU) for operation (not standalone). Must not leave M0 and M1 pins floating (must be defined HIGH/LOW or GND). Works best with proper 433 MHz antenna (2–5 dBi recommended). Power supply must be stable (typically 5V with sufficient current capability). For maximum range, line-of-sight + correct antenna height matters more than raw power. Applications Smart agriculture monitoring Remote sensor networks Utility meter reading (water/gas) Industrial telemetry systems Drone/robot communication links Remote control & automation systems #E32_433T30D #Ebyte #LoRa #SX1278 #WirelessModule #IoT #Telemetry #LongRangeCommunication #UART #433MHzLoRa #EmbeddedSystems

ARM® Cortex®-M33 STM32H5 Microcontroller IC 32-Bit 250MHz 2MB (2M x 8) FLASH 144-LQFP (20x20) # STM32H573ZIT6 ## General Description The STM32H573ZIT6 is a high-performance microcontroller from STMicroelectronics based on the Arm Cortex-M33 core. It is designed to deliver advanced processing capability, enhanced security, and extensive peripheral integration for industrial, medical, consumer, communications, and embedded control applications. The device combines powerful computational performance with low-power operation, making it suitable for real-time control, edge computing, human-machine interfaces, industrial automation, IoT gateways, motor control systems, and secure connected devices. Integrated security features, high-speed memory architecture, and comprehensive communication interfaces enable the development of robust and scalable embedded solutions. ## Key Features ### Processing Architecture * Arm Cortex-M33 processor core * TrustZone security architecture * Digital signal processing capabilities * Floating-point computation support * Optimized real-time processing performance ### Memory Resources * Embedded Flash memory * Integrated SRAM architecture * Error correction capability for enhanced reliability * High-speed memory access structure ### Security Features * Secure boot functionality * Hardware cryptographic accelerators * Secure firmware update support * Memory protection mechanisms * Tamper detection capabilities * Trusted execution environment * Secure key management support ### Communication Interfaces * USART and UART communication interfaces * SPI serial communication interfaces * I²C communication interfaces * CAN FD connectivity * USB connectivity support * Ethernet interface capability * SDMMC memory card interface * Flexible external communication options ### Analog Features * High-performance analog-to-digital conversion * Digital-to-analog conversion capability * Analog comparators * Precision signal acquisition support ### Timer and Control Functions * Advanced control timers * General-purpose timers * PWM generation capability * Encoder interface support * Motor-control functionality * Real-time clock integration ### Power Characteristics * Low-power operating modes * Dynamic power optimization * Battery-powered application support * Efficient performance-to-power ratio ### Package Characteristics * LQFP package construction * Surface-mount technology compatibility * Industrial-grade mechanical design * Suitable for automated assembly processes ### Application Areas * Industrial Automation Systems * Motor Control Equipment * Human-Machine Interfaces * Smart Energy Systems * Medical Electronics * IoT Gateways * Secure Embedded Devices * Industrial Networking Equipment * Building Automation Systems * Consumer Electronics * Data Acquisition Systems * Edge Computing Applications ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial and Commercial Application Support ## Manufacturer STMicroelectronics ## Product Family STM32H5 Series High-Performance Microcontrollers #STM32H573ZIT6 #STM32H5 #STMicroelectronics #CortexM33 #Microcontroller #EmbeddedSystems #IndustrialAutomation #SecureMCU #IoT #EdgeComputing #MotorControl #EmbeddedDesign #ElectronicsEngineering #FirmwareDevelopment #IndustrialElectronics

ZMPT101B is a high-precision current-type voltage transformer designed for AC voltage sensing, monitoring, and power measurement applications. It provides excellent electrical isolation between high-voltage AC lines and low-voltage measurement circuits, making it ideal for energy monitoring systems, smart meters, power analyzers, and microcontroller-based projects using Arduino, ESP32, and similar platforms. Its compact size, high accuracy, and stable performance enable reliable AC voltage measurement while maintaining user safety through galvanic isolation. Key Features High-precision AC voltage measurement Excellent galvanic isolation (up to 4 kV isolation voltage) Wide operating voltage measurement range High accuracy and good linearity Low phase angle error Compact PCB-mount package Suitable for voltage and power monitoring applications Good consistency and long-term stability Compatible with signal conditioning and ADC circuits Operating temperature range: -40°C to +60°C #ZMPT101B #VoltageTransformer #ACVoltageSensor #PowerMonitoring #EnergyMeter #IsolationTransformer #Arduino #ESP32 #IoT #EmbeddedSystems #Electronics #SmartMeter

FLASH - NOR Memory IC 128Mb (16M x 8) SPI - Quad I/O, QPI, DTR 133 MHz 8-SOIC 128M-bit Serial Flash Memory with uniform 4KB sectors and Dual/Quad SPI Winbond W25Q128JV is a 128-Mbit (16 MB) serial NOR Flash memory device designed for code and data storage in embedded systems. It supports standard SPI, Dual SPI, Quad SPI (QSPI), and Dual/Quad Peripheral Interface (DPI/QPI) modes, enabling high-speed data transfer rates up to 133 MHz clock operation and up to 532 MB/s equivalent throughput in Quad I/O DTR mode. The device supports Execute-In-Place (XIP), allowing processors and microcontrollers to run code directly from external flash memory without copying it to RAM. Features include 4 KB sector erase, 32 KB and 64 KB block erase, page programming, hardware/software write protection, security registers, JEDEC identification, SFDP support, suspend/resume operations, and low-power standby modes. Suitable for microcontrollers, FPGA configuration storage, IoT devices, industrial controllers, networking equipment, consumer electronics, and embedded systems requiring reliable non-volatile memory. Search Keywords: W25Q128JV, Winbond flash memory, SPI NOR Flash, QSPI Flash, Quad SPI memory, Serial Flash memory, 128Mbit Flash, 16MB Flash memory, Execute In Place XIP, external MCU flash, ESP32 flash memory, FPGA configuration memory, NOR flash storage, W25Q128, Dual SPI Flash, Quad I/O Flash, embedded nonvolatile memory, serial flash IC Hashtags: #W25Q128JV #Winbond #NORFlash #SPIMemory #QSPI #SerialFlash #FlashMemory #EmbeddedSystems #Microcontroller #ESP32 #FPGA #NonVolatileMemory #XIP #IoT #ElectronicsDesign #MemoryIC #FirmwareStorage #QuadSPI #EmbeddedHardware #ElectronicComponents

Ethernet ICs W55RP20 microcontroller, Dual ARM Cortex-M0+ a. 133MHz, 2MByte Flash memory on-chip, 264kB on-chip SRAM in six independent banks, DMA controller W55RP20 is a highly integrated System-in-Package (SiP) from WIZnet that combines the popular RP2040 dual-core microcontroller with a W5500 hardware TCP/IP Ethernet controller. Designed for IoT, industrial automation, and embedded networking applications, the W55RP20 delivers reliable Ethernet connectivity, low power consumption, and high-performance processing in a compact package. It simplifies Ethernet-enabled designs by integrating the MCU, network stack, flash memory, and Ethernet functionality into a single device. Key Features Dual-core ARM Cortex-M0+ processor running up to 133 MHz Integrated hardwired TCP/IP stack for reliable Ethernet communication 2 MB on-chip Flash memory 264 KB SRAM in six independent memory banks Built-in 10BASE-T / 100BASE-TX Ethernet MAC and PHY Supports TCP, UDP, IPv4, ICMP, ARP, IGMP, and PPPoE protocols 23 GPIO pins, including 4 analog-capable inputs 2× UART, 2× SPI, and 2× I²C interfaces 16 PWM channels and 8 Programmable I/O (PIO) state machines USB 1.1 Host/Device controller with integrated PHY 12-channel DMA controller for efficient data transfer Operating voltage range of 1.8 V to 3.3 V Industrial temperature support up to -40°C to +85°C Compact 68-QFN package for space-constrained designs #W55RP20 #WIZnet #RP2040 #EthernetMCU #IoT #EmbeddedSystems #IndustrialAutomation #TCPIP #EthernetController #Microcontroller #HardwareTCPIP #Networking #EmbeddedDesign #SmartDevices #IoTDevelopment

Connector Header Through Hole 18 position 0.100" (2.54mm) # TSW-118-07-G-S ## General Description The TSW-118-07-G-S is a through-hole board-to-board and wire-to-board interconnect header manufactured by Samtec. It belongs to the TSW series of standard terminal strip headers designed for reliable signal transmission in electronic assemblies, embedded systems, industrial controls, telecommunications equipment, instrumentation, and general-purpose printed circuit board applications. The component features precision-machined contacts, robust mechanical construction, and compatibility with a wide range of mating connectors. Its design supports secure electrical connections while maintaining excellent durability during repeated mating cycles and long-term operation in demanding environments. ## Key Features ### Mechanical Characteristics * Through-hole mounting configuration * Single-row terminal strip header design * Straight vertical orientation * Precision-machined contact system * High-reliability board-level interconnection ### Contact System * Gold-plated contact surface * Enhanced conductivity and signal integrity * Corrosion-resistant contact finish * Suitable for repeated insertion and removal cycles ### Electrical Characteristics * Low contact resistance * Reliable signal transmission * Suitable for low-power and signal-level applications * Stable electrical performance across operating conditions ### Material Construction * High-temperature thermoplastic insulator * Durable metallic contact structure * RoHS-compliant materials * Lead-free manufacturing compatibility ### Environmental Characteristics * Industrial-grade operating capability * Resistant to mechanical wear during mating cycles * Suitable for automated and manual assembly processes ### Application Areas * Embedded Systems * Microcontroller Development Boards * Industrial Automation Equipment * Telecommunications Hardware * Test and Measurement Instruments * Medical Electronics * Data Acquisition Systems * Prototyping Platforms * Consumer Electronic Devices * PCB Interconnection Applications ### Compliance * RoHS Compliant * Lead-Free Compatible * Industry-standard connector footprint ## Manufacturer Samtec Inc. ## Product Family TSW Series Terminal Strip Headers #Samtec #TSW11807GS #TerminalStripHeader #PCBConnector #BoardToBoardConnector #WireToBoardConnector #ElectronicsComponents #EmbeddedSystems #IndustrialElectronics #InterconnectSolutions #ThroughHoleConnector #ElectronicDesign #HardwareEngineering #PCBAssembly #CommonPartsLibrary #Connector #Header #TSW pin header 1x18 2.54mm