Teensy 4.1 Cortex-M7 600 MHz Dev Board – MicroSD, USB Host/Device
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Prices updated: 12 Oct 2026
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About this product
The Teensy 4.1 is a compact development board built around an ARM Cortex-M7 microcontroller running at 600 MHz. It offers 8 MB of flash, a MicroSD slot over SDIO, and USB device and host support at 480 Mb/s, with 55 GPIO on soldered headers for fast prototyping of embedded and high-speed projects.
Specifications
- Microcontroller
- NXP i.MX RT1062 Cortex-M7
- Clock speed
- 600 MHz
- Flash memory
- 8 MB
- Storage interface
- MicroSD (SDIO)
- USB
- Device/Host, 480 Mb/s
- GPIO pins
- 55
- Headers
- Soldered
Frequently asked questions
Can I program the Teensy 4.1 with the Arduino IDE?
Yes. The Teensy 4.1 is programmed through the Arduino IDE with the Teensyduino add-on installed from PJRC, so Arduino-style sketches and many Arduino libraries can be used.
Does it support a MicroSD card for data logging?
Yes. The board includes a MicroSD slot connected over SDIO, which is suitable for file storage and data logging projects.
