Blue mechanical keyboard switches. They can be used for a wide range of projects, including when building a proprietary, non-standard mechanical keyboard. They make a audible sound every time you press a key

Keyboard decoder and I / O port expander; I2C; LFCSP-16; Analog Devices; Compliance

Integrated circuit - Charge Pump Driver for LCD White LED Backlights, 16-VFQFN Exposed Pad, CSP, Analog devices, RoHS

Integrated circuit - Low Power Programmable Temperature Controller, 8-SOIC, Analog Devices, RoHS

Ultralow Power Boost Regulator with MPPT and Charge Management, LFCSP16, Analog Devices Inc., RoHS

Single operational amplifier STMicroelectronics LMV321LILT type Rail-to-Rail. It is designed to work with low supply voltages (supply voltage range 2.7V-5V), the maximum current consumption of the system is 250uA (at 5V voltage). System in the SOT23-5 housing

Power module with IRFR4105Z transistor (MOD-30.Z), maximum current 2A, 5V power supply or 5V - 12V range (selection by jumper)

The 3-way waterproof twisted connector with a screw terminal is a universal, easy-to-install and weather-resistant element connecting three wires, ideal for difficult tasks such as garden lighting installation or outdoor electrical work

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 256kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, LQFP-100

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 256kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, LQFP-144

3.5" display with 480x320 16-bit color pixels and a resistive touch overlay, engineered specifically to work with the newer "2x20 connector" Raspberry Pi\'s. The plate uses the high speed SPI interface on the Pi and can use the mini display as a console, X window port, displaying images or video etc. Adafruit 2441

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 512kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, LQFP-144

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 512kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, 64-LQFP

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 256kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, 64-LQFP

Quadruple programmable frequency generator by Silicon Labs in the range of 5 to 350MHz. Communication with the system can take place via the I2C bus. The system is housed in the QFN24 housing

Miniature (25x40mm) WiFi b / g / n module with 2.0mm goldpin connection with TCP and UDP protocols operating in standalone and access point mode. The module is equipped with UART and Ethernet interfaces, it is also possible to control GPIO lines. Powered by 3.3V. HF-A11-1

Miniature (25x40mm) WiFi b/g/n module for surface mounting with support for TCP and UDP protocols operating in standalone and access point modes. The module is equipped with UART and Ethernet interfaces, it is also possible to control GPIO lines. Powered by 3.3V

32-bit microcontroller from the STM32F0 family with ARM Cortex-M0 core, 32kB Flash memory, 16kB RAM, 48MHz, I2C, SPI, UART / USART, USB, DMA, POR, PWM, WDT, 2.4 ... 3.6 V, A / D 13x12b, 20-TSSOP

32-bit microcontroller from the STM32L4 family with ARM Cortex-M4 core, 1MB Flash memory, 128kB SRAM, 48MHz, I2C, SPI, UART / USART, USB, CAN, SWPMI, 1.71 ... 3.6V, 64LQFP, STM, RoHS

A Software Defined Radio (SDR) device that operates in a wide frequency range from 1 MHz to 6 GHz. It enables advanced operations related to digital signal processing. It is compatible with GNU Radio and SDR, making it a versatile tool for enthusiasts and professionals. SparkFun WRL-13001