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Under $20 Microcontrollers

Shop the best prices on 832 great value under $20 microcontrollers. Shopping for microcontrollers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf. Buy microcontrollers online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 832
4900 QT Py RP2040 Microcontroller USB Type C Compact Microcontroller Ideal for DIY Electronics and Robotics Projects
$19.95 Save $8.00 RRP: $27.95
Ch32v307 Evaluation Board Risc-v Mcu Onboard Wch-link Ch32v307vct6 Ch32v307v-evt-r1 Wch
$19.95
ST-Link V2 Programmer for STM8 STM32
$13.95 Save $40.05 RRP: $54.00
ST-Link/V2 Emulator for STM8 and STM32 Microcontrollers
$12.95 Save $61.05 RRP: $74.00
St-link V2 Programming Unit Emulator Downloader + 40pin Stm32f103c6t6 Arm Stm32 Swd Minimum System
$12.95 Save $2.00 RRP: $14.95
1.8 Inch SPI TFT LCD Display Module 128x160 Resolution Compatible with AVR STM32 ARM 8 Bit 16 Bit Microcontrollers
$8.95
Top Quality for JLINK J-LINK V9 ARM Emulator USB-JTAG Adapter Emulator STM32 ARM MCU
$18.95 Save $31.00 RRP: $49.95
51 Single-Chip Distance Measuring Equipment Parking Sensor Alarm
$14.95
St-link/v2 St-link V2(cn) St Link Stlink Emulator Download Manager Stm8 Stm32 Artificial Device New
$17.95 Save $15.00 RRP: $32.95
Transparent (A)$High-definition vinyl player measuring cartridge tonearm VTA balance and Azimuth adjustment ruler
$16.95
ESP8684 32bit WiFi Bluetooth-Compatible 5 Wi-Fi Wireless Module
$9.95 Save $7.00 RRP: $16.95
Efficient Nano3.0 Type C USB Microcontroller Board for DIY Electronics Creation DC5V~12V Power Supply Multicolor
$19.95
St-link/v2 St-link V2(cn) St Link Stlink Emulator Download Manager Stm8 Stm32 Artificial Device New
$10.95 Save $7.00 RRP: $17.95
ESP32 WIFI Module BT Bluetooth Module Internet of Things Smart AI Chip Wireless Control Module,Low Power Consumption
$7.95
ESP8266 ESP-01 Semiconductor USB WiFi Module Adapter Download Accessory
$17.95 Save $5.00 RRP: $22.95
St-link/v2 St-link V2(cn) St Link Stlink Emulator Download Manager Stm8 Stm32 Artificial Device New
$19.95 Save $6.00 RRP: $25.95
Programmer Board for ATtiny13A, ATtiny25, ATtiny45, ATtiny85 Microcontrollers
$10.95 Save $16.00 RRP: $26.95
Top for JLINK V9 ARM Emulator USB-JTAG Adapter Emulator STM32 ARM MCU
$19.95 Save $19.00 RRP: $38.95
S for T - Link V2 Emulator Downloader Programmer Mini Unit for STM32
$18.95
ST-Link V2 Mini STM8 STM32 Simulator Download Programmer Programming with Cover DuPont Cable ST Link
$12.95
2X ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$11.95 Save $7.00 RRP: $18.95
St-link/v2 St-link V2(cn) St Link Stlink Emulator Download Manager Stm8 Stm32 Artificial Device New
$14.95 Save $9.00 RRP: $23.95
JDY-10M Bluetooth MESH Networking ZIGBEE Module Master-Slave Integrated Support MESH Networking Zigbee App Passthrough
$6.95
PY32F030 PY32F030K28U6TR Chip 48Mhz 32-Bit ARM Microcontroller MCU Core Development Board Module 64
$10.95
3PCS MCP2515 CAN Bus Module for Based Micro Controller Project
$15.95 Save $68.05 RRP: $84.00
28BYJ-48 ULN2003 Stepper Motor Driver Board Kit 5PCS for Arduino
$6.95 Save $3.00 RRP: $9.95
T-BHl260 AI High Precision, Energy Efficient, IoT Enabled Device for Home Automation and Industrial Use
$14.95 Save $32.00 RRP: $46.95
HC-05 Wireless Bluetooth RF Transceiver Module Board Serial TTL For ardui
$13.95 Save $6.00 RRP: $19.95
Top Quality For Jlink V9 Arm Emulator Usb-jtag Adapter Emulator Stm32 Arm Mcu
$17.95
GT-U7 Satellite Navigation Module 10M MCU STM32 MCU for
$14.95
Portable AVR USB ISP Asps Debugger Downloader With SelfRecovery Fuse For Atmels AVR Chip Programming Double Voltages Multicolor
$18.95
MS88SF21 Ultra-Low Power Wireless Bluetooth 5.0 Module Based on NRF52840 SoCs for Bluetooth Connectivity
$19.95