teensy 9 in stock
Teensy at Circuitrocks — Ultra-Fast Microcontrollers for Audio, Control & Robotics
Go beyond 8-bit with Teensy: tiny ARM-based boards with serious MHz, plentiful I/O, and flexible native USB (MIDI, HID, Serial). Perfect for audio DSP & synths, custom MIDI controllers, robotics, and high-rate sensing.
Teensy 4.1/4.0 • Audio Shield • Native USB MIDI/HID • High-speed I/O
Why choose Teensy
- Blazing performance (Teensy 4.x up to 600 MHz)
- Native USB device: MIDI, HID, Serial, Audio, RawHID
- Rich libraries (Arduino IDE compatible) + Audio System Design Tool
What you can build
- Polyphonic synthesizers, effects pedals, audio analyzers
- Custom MIDI/DAW controllers, footswitches, stream decks
- High-rate robotics, encoders, IMU fusion, LED art
Recommended add-ons
- Teensy Audio Shield (I²S codec)
- OLED/TFT for UIs • Sensors
- LiPo/5V power • USB cables
Featured categories
Boards
- Teensy 4.1 (Ethernet pads, SD, extra I/O)
- Teensy 4.0 (compact powerhouse)
- Teensy 3.2/3.5/3.6 (legacy-friendly)
- Breakouts & base boards
Audio & IO
Power & Storage
Starter bundles
- Audio DSP: Teensy 4.1 + Audio Shield + OLED + encoders + case
- MIDI Controller: Teensy 4.0 + buttons/encoders + USB cable + PSU
- Robotics Lab: Teensy + IMU/ToF + motor driver + battery
External resources
- PJRC Teensy (Official) — boards, docs, downloads
- Teensy Audio Library — blocks & examples
- Audio System Design Tool — drag-and-drop audio graphs
FAQ
Teensy vs Arduino — which should I pick?
Choose Teensy for higher CPU speed, native USB MIDI/HID, and intensive audio/control tasks. It works with the Arduino IDE via Teensyduino.
Is Teensy compatible with Arduino libraries?
Yes. Most Arduino libraries work; Teensy also offers optimized ones (Audio, OctoWS2811, Encoder) for better performance.
Do you ship nationwide?
Yes—fast shipping anywhere in the Philippines. Same-day processing on in-stock orders before cutoff.
Explore related: Arduino • ESP32/ESP8266 • Displays • Sensors • Motor Drivers • Power
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sold out
SKU: DEV-15583
Teensy 4.0 - 600MHz Cortex-M7 Dev Board - DEV-15583
sold out
SKU: DEV-16771
Teensy 4.1 Development Board - DEV-16771
sold out
SKU: DEV-15845
Teensy 4 Audio Shield Rev D - DEV-15845
sold out
SKU: DEV-14055
Teensy 3.5 without Headers - SparkFun DEV-14055
sold out
SKU: DEV-14057
