All DFRobot 149 Microchip Technology / Atmel 35 Azoteq 14 Semtech 10 Texas Instruments 9 Adafruit 8 Cypress Semiconductor 7 MikroElektronika 6 Mikroe 6 Seeed Studio 5 ON Semiconductor 4 NXP / Freescale 3 Microchip Technology 3 NXP Semiconductors 3 Pimoroni 3 SparkFun 3 Silicon Labs 2 Cirque 2 OSEPP Electronics 2 3M Touch Systems 1