Telit 3G Module (GSM/GPRS/UMTS/HSPA), 3.8V, Digital voice and SMS, I2S, USB 2.0, UART, SPI. Manufacturer package #commonpartslibrary #GSM #Cellular #GPRS #Transceiver #RF #integratedcircuit

ADC, Audio 8k ~ 192k I2S, TDM 20-WQFN (3x3) Analog-to-Digital Converter (ADC) IC that converts analog audio signals into digital data using a 24-bit delta-sigma architecture. The PCM1820IRTER supports stereo audio input, sampling rates up to 192 kHz, and digital audio output interfaces including I²S and TDM. It operates from a 3.3 V analog supply and is available in a 16-pin WQFN package. #AudioADC #DeltaSigmaADC #PCM1820IRTER #TexasInstruments #AudioInterface #ICComponent

The ESP32-WROOM-32E (16MB) is a highly integrated Wi-Fi + Bluetooth + Bluetooth Low Energy (BLE) module developed by Espressif. It is based on the ESP32-D0WD-V3 chip and features a dual-core processor, rich peripherals, and large flash memory—making it ideal for IoT, embedded systems, and wireless applications. This module is part of the upgraded WROOM-32E series, offering improved RF performance, better stability, and enhanced reliability compared to earlier versions like the 32D. Key Features (16MB Variant) Processor & Memory Dual-core Xtensa® 32-bit LX6 CPU, up to 240 MHz 520 KB SRAM + 448 KB ROM 16 MB SPI Flash (large storage for firmware/data) Optional variants with PSRAM for memory-intensive tasks Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth v4.2 (BR/EDR + BLE) Integrated PCB antenna (no external antenna needed) Peripherals & Interfaces Up to 26–38 GPIOs (depending on usage) Supports: UART, SPI, I2C, I2S PWM (LED & motor control) ADC, DAC Capacitive touch sensors SD/SDIO/MMC, CAN (TWAI) Electrical & Physical Operating voltage: 3.0V – 3.6V Operating temperature: –40°C to +85°C (industrial range) Compact size: 18 × 25.5 × 3.1 mm Typical Applications Smart home devices (lighting, appliances) IoT sensors and gateways Industrial automation systems Wearables and smart gadgets Audio/voice processing (thanks to dual-core + large flash) #module #ESP32 #16MB

IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.0, Thread, Zigbee® 2.4GHz 48-VFQFN Exposed Pad The NRF52840-QFAA-F-R belongs to Nordic’s nRF52 series and supports multiple wireless standards including Bluetooth 5, Bluetooth Low Energy (BLE), Thread, Zigbee, ANT, and proprietary 2.4 GHz protocols. It features a 64 MHz ARM Cortex-M4F CPU with floating-point unit (FPU), making it suitable for both wireless communication and real-time embedded processing. The device integrates large memory resources, rich peripherals, USB support, NFC capability, and advanced security features, reducing the need for external components in wireless embedded designs. Key Features 32-bit ARM Cortex-M4F processor running at 64 MHz 1 MB Flash memory and 256 KB RAM Supports Bluetooth 5 / BLE, Thread, Zigbee, ANT, and proprietary 2.4 GHz protocols IEEE 802.15.4 compliant radio Up to +8 dBm TX output power High receiver sensitivity down to −103 dBm Data rates up to 2 Mbps Ultra-low power consumption for battery-powered applications USB 2.0 Full-Speed controller NFC-A tag support Multiple communication interfaces: SPI UART I2C (TWI) I2S PWM PDM ADC Up to 48 GPIOs Integrated ARM CryptoCell-310 security engine Operating voltage range: 1.7 V to 5.5 V Operating temperature: −40°C to +85°C Compact 48-QFN (6×6 mm) package Typical Applications BLE devices Smart home products Wearables Wireless sensors Industrial IoT HID devices (keyboard/mouse) Asset tracking Mesh networking devices USB dongles and gateways PCB Design Notes Community PCB reviews commonly recommend: Proper RF grounding and 50-ohm antenna routing Using ESD/TVS protection on USB lines Keeping RF matching components close to the antenna Using solid ground planes for 2.4 GHz performance #CommonPartsLibrary #IntegratedCircuit #RF

SM261S4030H0R is an omnidirectional, Top‐ported, I 2 S digital output MEMS microphone. It has high performance and reliability.    MSM261S4030H0R is available in a 4 mm × 3 mm × 1.0 mm metal can LGA package. It is SMT compatible with no sensitivity degradation Cost effective Low Power mode Digital I2S output Compatible with Sn/Pb and Pb‐free solder processes RoHS/Halogen free compliant Sensitivity Matching within +/‐1dB #CommonPartsLibrary #MEMS #Microphone #Vibration-motor

Kinetis KL16 series, 48-MHz/32-bit ARM Cortex-M0+, 64 kB flash, 8 kB SRAM, I²S, TSI, LQFP-64 #microcontrollers #Kinetis #commonpartslibrary

USB to I2S bridge, USB 1.0 Audio Class, QFN-32 usb i2s i2c uart audio bridge hid gpio QFN*1EP*5x5mm*P0.5mm*

98 dB, 96 kHz, 24bit Stereo Audio A/D Converter, I2S Audio Format, TSSOP-10 stereo 2ch audio codec TSSOP*3x3mm*P0.5mm*

802.15.4, Bluetooth Bluetooth v5.1 Transceiver Module 2.4GHz Integrated, Chip Surface Mount Bluetooth® 5.1 Low Energy module for standalone wireless communication, integrating an Arm® Cortex®-M4F MCU with 512 kB Flash and 128 kB RAM for embedded applications. It operates from a 1.7 V to 3.6 V supply, supports Bluetooth LE at 2.4 GHz with data rates up to 2 Mbps, and provides UART, USB, SPI, I²C (TWI), I²S, GPIO, ADC, PWM, PDM, and QDEC interfaces in a compact 6.5 × 6.5 × 1.2 mm surface-mount System-in-Package (SiP). #BluetoothModule #Bluetooth5_1 #BluetoothLowEnergy #OpenCPU #2_4GHz #UART #SPI #I2C #USB

Connectivity options include 802.11 b/g/n Wi-Fi, Bluetooth® 5 (BLE), and BLE 5 Mesh support, operating at 2.4GHz for seamless wireless communication. The board is equipped with 2MB PSRAM and 384KB ROM, alongside a wide range of I/O interfaces, including 45 GPIOs, 4 x SPI, 3 x UART, 2 x I2C, 14 x touch pins, 2 x I2S, RMT, LED PWM, USB-OTG, TWAI, and 2 x 12-bit ADCs. It also features DVP for expanded functionality, making it a versatile solution for IoT and embedded applications.

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-S3-WROOM-1-N8R8 is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif Systems, designed for advanced IoT, edge AI, smart devices, industrial automation, and embedded applications. It is based on the ESP32-S3 SoC featuring a dual-core Xtensa® LX7 processor running up to 240 MHz, integrated wireless connectivity, and enhanced AI acceleration capabilities. The N8R8 variant includes 8 MB Flash memory and 8 MB Octal SPI PSRAM, making it suitable for memory-intensive applications such as machine learning, image processing, graphical user interfaces, and data logging. Key Features Dual-core 32-bit Xtensa LX7 CPU operating up to 240 MHz Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth 5 LE (Low Energy) support 8 MB Flash memory 8 MB Octal SPI PSRAM Vector instructions and hardware acceleration for AI/ML workloads Integrated PCB trace antenna USB OTG and USB Serial/JTAG support Rich peripheral set including: GPIO ADC UART SPI I²C I²S PWM USB Operating voltage: 3.0 V to 3.6 V Wireless data rates up to 150 Mbps RF output power up to 20.5 dBm High receiver sensitivity down to –104.5 dBm Surface-mount 41-pin module package Industrial operating temperature range up to -40°C to +85°C (module-dependent specification) #Module #RF-Transceiver #Esp32

WiFi 802.11a/b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace The ESP32-S3-WROOM-1-N8R2 is a compact, low-power Wi-Fi and Bluetooth® Low Energy (BLE) module developed by Espressif Systems. It is based on the ESP32-S3 system-on-chip (SoC), which integrates a dual-core Xtensa® LX7 processor optimized for high performance and edge AI processing. This module includes 8 MB of external SPI flash memory and 2 MB of PSRAM, enabling efficient handling of memory-intensive applications such as graphical interfaces, buffering, and embedded machine learning workloads. Designed for flexibility and scalability, the module integrates RF components, power management, and a wide range of peripherals into a surface-mount package suitable for IoT, industrial, and consumer electronics applications. Key Features Dual-core Xtensa® LX7 processor operating up to 240 MHz Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth 5 Low Energy support Embedded 8 MB SPI flash memory Integrated 2 MB PSRAM AI acceleration through vector instruction support USB OTG (full-speed) capability Multiple low-power operating modes Built-in hardware security features Extensive peripheral interface support Functional Overview The module consists of several integrated subsystems, including a dual-core processing unit, memory subsystem (flash and PSRAM), RF subsystem for wireless communication, peripheral interface controllers, power management circuitry, and a hardware-based security engine. Electrical Characteristics Operating voltage range: 3.0 V to 3.6 V (typical 3.3 V) Operating temperature range: -40°C to +85°C RF operating frequency: 2.4 GHz Current consumption varies depending on operating mode, ranging from microamp levels in deep sleep to hundreds of milliamps during active transmission Processor and Memory The module features a dual-core Xtensa® LX7 CPU capable of running at frequencies up to 240 MHz. It includes approximately 512 KB of internal SRAM, supplemented by 8 MB of external flash memory and 2 MB of PSRAM for extended data storage and processing. Wireless Connectivity The ESP32-S3-WROOM-1-N8R2 supports Wi-Fi communication compliant with 802.11 b/g/n standards in the 2.4 GHz band. It also supports Bluetooth 5 Low Energy for short-range wireless communication. The module includes an integrated PCB antenna and supports RF output power up to approximately +20 dBm. Peripheral Interfaces The module provides a wide range of interfaces, including general-purpose input/output (GPIO) pins, SPI, I2C, UART, and I2S for audio applications. It also supports PWM for LED control, a 12-bit analog-to-digital converter (ADC), and USB OTG functionality. Pin functions are multiplexed to maximize flexibility. Power Management Power efficiency is achieved through multiple operating modes, including active mode, modem sleep, light sleep, and deep sleep. The module includes an RTC subsystem for low-power timekeeping and supports dynamic frequency scaling to optimize performance and energy consumption. Security Features The module incorporates several hardware-based security mechanisms, including secure boot, flash encryption, and digital signature verification. It also includes a hardware random number generator and cryptographic accelerators supporting AES, SHA, RSA, and ECC algorithms. Mechanical Characteristics The module is designed for surface-mount integration and measures approximately 18 mm by 25.5 mm. It includes an onboard PCB antenna and is suitable for compact embedded designs. Pin Configuration Overview GPIO pins are multiplexed to support various peripheral functions such as analog inputs, communication interfaces, and control signals. Dedicated pins are provided for power supply, module enable, and boot configuration. Typical Applications Internet of Things (IoT) devices Smart home systems Industrial automation and monitoring Edge AI and machine learning applications Wearable electronics Audio and multimedia systems USB-enabled embedded devices Compliance The module is designed to meet Wi-Fi and Bluetooth standards and is compliant with RoHS requirements. Certification such as FCC or CE may apply depending on the specific module variant and deployment. Ordering Information The ESP32-S3-WROOM-1-N8R2 variant includes 8 MB of flash memory and 2 MB of PSRAM. #commonpartslibrary #integratedcircuit #transceiver #wireless #rf

Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance The MAX98357AETE+T is a highly integrated digital input Class-D audio amplifier designed to convert digital audio streams directly into high-efficiency speaker output signals. It features an integrated digital-to-analog conversion stage and Class-D output driver, eliminating the need for an external DAC and significantly simplifying audio system design. The device accepts digital audio data through a standard I²S interface and delivers high-quality audio output suitable for portable electronics, smart speakers, embedded systems, Internet of Things devices, multimedia products, and consumer audio equipment. Its high-efficiency architecture minimizes power dissipation while maintaining excellent audio performance, making it particularly suitable for battery-powered applications. The MAX98357AETE+T incorporates advanced audio processing capabilities, low electromagnetic interference characteristics, and integrated protection features to ensure reliable operation in compact embedded audio designs. Features Digital input Class-D audio amplifier Integrated digital-to-analog conversion functionality Direct I²S audio interface support High-efficiency power amplification architecture Filterless output design Compact surface-mount package Low electromagnetic interference operation Integrated click-and-pop suppression Low power consumption High audio fidelity performance Simplified external component requirements Integrated thermal protection Short-circuit protection capability Suitable for mono speaker applications Optimized for embedded audio systems Electrical Characteristics Digital audio input architecture Class-D switching amplifier topology High-efficiency power conversion Low distortion audio reproduction Wide operating supply range Low standby power consumption Direct speaker drive capability Integrated audio signal processing functions Applications Smart speakers Embedded audio systems Internet of Things devices Portable electronics Voice-enabled products Multimedia equipment Consumer audio devices Wireless audio products Home automation systems Educational and development platforms Battery-powered audio applications Human-machine interface systems Package Information TQFN surface-mount package Compact footprint for space-constrained designs Suitable for automated PCB assembly Thermally optimized package construction High-density electronic product integration #commonpartslibrary #integratedcircuit #audio #audioamplifier #classd amplifier #digitalaudio #i2s #dac #embeddedaudio #consumerelectronics #iot #multimedia #signalprocessing #powermanagement #maximintegrated #analogdevices #electronicsdesign #audioelectronics #speakerdriver #embeddedsystems

IC RF TxRx + MCU Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 2.412GHz ~ 2.484GHz 56-VFQFN Exposed Pad The ESP32-S3R8 is a high-performance wireless microcontroller system-on-chip manufactured by Espressif Systems. This device integrates dual-core processing, Wi-Fi connectivity, Bluetooth Low Energy communication, embedded memory resources, and advanced peripheral interfaces within a compact package optimized for embedded and IoT applications. The microcontroller is based on the Xtensa LX7 architecture and is designed to support edge computing, wireless communication, human-machine interfaces, audio processing, AI acceleration, and low-power connected systems. The ESP32-S3R8 includes integrated flash and RAM resources, advanced security functions, vector instruction acceleration, and extensive GPIO/peripheral capability for modern embedded development. The device is widely used in IoT devices, industrial automation systems, smart home equipment, wearable electronics, wireless sensor nodes, edge AI applications, USB-enabled embedded systems, and portable consumer electronics. Its integrated wireless functionality and high processing performance reduce external component count while simplifying system-level design for connected embedded platforms. Engineering Specification Device Type Wireless microcontroller system-on-chip Processor Architecture Dual-core Xtensa LX7 microcontroller architecture Wireless Connectivity Integrated Wi-Fi and Bluetooth Low Energy communication Processing Features High-performance embedded processing with vector instruction acceleration Memory Resources Integrated RAM and embedded memory architecture Communication Interfaces SPI I2C UART I2S USB PWM ADC GPIO interfaces Wireless Features Secure wireless networking and low-power communication support USB Capability Integrated USB communication and device functionality AI and DSP Features Vector instruction support for AI and digital signal processing workloads Security Features Hardware encryption and secure boot support Power Characteristics Low-power operating modes for battery-powered systems Package Type QFN surface-mount package Mounting Style Surface mount technology Applications IoT devices Wireless embedded systems Industrial automation Smart home electronics Edge AI applications Wearable devices Consumer electronics USB-enabled systems Sensor networks Embedded communication platforms Manufacturer Espressif Systems #commonpartslibrary #esp32 #esp32s3 #wirelessmcu #microcontroller #iot #embeddedhardware #wifi #bluetoothlowenergy #espressif #surfaceountcomponents #electronicsdesign #edgeai #wirelesscommunication #consumerelectronics

The ESP32-C3FH4 is a highly integrated wireless microcontroller designed for Internet of Things, smart devices, industrial automation, consumer electronics, and embedded connectivity applications. It combines a low-power RISC-V processor with integrated Wi-Fi and Bluetooth Low Energy connectivity, providing a cost-effective and secure platform for wireless communication and edge computing. The device incorporates embedded flash memory, advanced security features, low-power operating modes, and a rich set of peripheral interfaces, making it suitable for battery-powered and always-connected systems. Its compact design and comprehensive software ecosystem enable rapid development of connected products while maintaining high reliability and energy efficiency. The ESP32-C3FH4 is widely used in smart sensors, home automation devices, wearable electronics, industrial monitoring systems, wireless control modules, and cloud-connected embedded products. Features Integrated RISC-V microcontroller core Built-in Wi-Fi connectivity Integrated Bluetooth Low Energy support Embedded flash memory Low-power operation for battery-powered applications Hardware cryptographic acceleration Secure boot capability Flash encryption support Multiple GPIO interfaces Integrated UART, SPI, I²C, I²S, PWM, and ADC peripherals Real-time processing capability Wireless networking and cloud connectivity support OTA firmware update support Compact surface-mount package Industrial-grade reliability Electrical Characteristics Wireless microcontroller architecture Integrated RF subsystem Low-power operating modes High-performance embedded processing Secure communication support Multi-protocol wireless connectivity Flexible peripheral expansion capability Optimized power consumption for IoT devices Applications Internet of Things devices Smart home automation Wireless sensor networks Industrial monitoring systems Asset tracking devices Wearable electronics Smart appliances Remote control systems Data acquisition platforms Edge computing applications Connected consumer products Embedded wireless gateways Package Information Surface-mount package Compact footprint for embedded applications Suitable for automated assembly processes Optimized thermal and electrical performance PCB-friendly package design #commonpartslibrary #integratedcircuit #microcontroller #wirelessconnectivity #wifi #bluetoothlowenergy #iot #embeddedsystems #espressif #smartdevices #industrialautomation #edgecomputing #wirelessmodule #internetofthings #electronicsdesign #riscv #embeddedelectronics #lowpowerdesign

2.4GHz -98dBm SMD,19.2x18mm RF Transceiver Modules and Modems RoHS The ESP32-WROOM-32UE-N16 is a 2.4 GHz wireless MCU module built around the ESP32 SoC. It combines a dual-core processor, integrated Wi-Fi (802.11 b/g/n) and Bluetooth 4.2 (Classic + BLE), along with rich peripherals. The “UE” variant specifically uses a U.FL / IPEX connector for an external antenna, making it ideal for applications that require better RF performance or flexible antenna placement (e.g., enclosed products or long-range communication). The “N16” indicates 16 MB external flash memory, suitable for large firmware, OTA updates, and data-heavy applications. Processing Dual-core Xtensa LX6 32-bit CPU Clock speed up to 240 MHz Memory 16 MB Flash (N16 variant) ~520 KB SRAM + 448 KB ROM Connectivity Wi-Fi: 802.11 b/g/n (up to 150 Mbps) Bluetooth: v4.2 (BR/EDR + BLE) Frequency: 2.4 GHz band Antenna External antenna via U.FL connector Better range and flexibility vs PCB antenna Interfaces / Peripherals GPIO (≈26 usable pins) UART, SPI, I2C, I2S, SDIO ADC, DAC PWM (LED & motor control) Capacitive touch sensing Security Hardware encryption: AES, SHA, RSA Secure boot & flash encryption support Power Operating voltage: 3.0V – 3.6V (typ. 3.3V) Multiple low-power modes for battery applications Environmental Operating temperature: -40°C to +85°C Physical Surface-mount module (~38 pins / 52 pads depending on reference) Compact and RF-shielded design Typical Applications Smart home devices (IoT) Industrial automation Wireless sensors and data loggers Wearables and consumer electronics Remote monitoring systems #Module #ESP32