Price: $23.80
(as of Oct 08,2026 15:55:03 UTC – Details)

The Teensy 4.0 is the latest Teensy, offering the fastest microcontroller and powerful peripherals in the Teensy 1.4 by 0.7 inch form factor. It features an ARM Cortex-M7 processor at 600MHz, with an NXP iMXRT1062 chip, the fastest microcontroller available today.
1024K RAM (512K of Tightly Coupled Memory)
2048K Flash (64K Reserved for Recovery & EEPROM Emulation)
2 USB Ports (Both 480 MBit/Sec)
3 CAN Bus (1 with CAN FD), 2 I2S Digital Audio