arduino › microcontroller board
pjrc PJRC Teensy 4.0
600 MHz Cortex-M7 — fastest Arduino-compatible MCU on the market. Picked for audio synthesis, fast DSP, and high-channel-count motor control. 3.3V GPIO not 5V tolerant.
Specifications
- mcu chip
- imxrt1062
- clock mhz
- 600
- flash kb
- 2048
- sram kb
- 1024
- wifi
- no
- wifi band
- none
- bluetooth
- none
- usb
- micro_b
- gpio count
- 40
- analog inputs
- 14
- pwm pins
- 31
- i2c
- yes
- spi
- yes
- uart count
- 7
- operating voltage v
- 3.3
- input voltage range v
- 5
- power pins
- 3v3, vin
- firmware compat
- arduino_ide, platformio
- ai accelerator
- none
- form factor
- teensy
Sources
- SparkFun open product catalog · ingest 2026-05-06
- Adafruit open product catalog · ingest 2026-05-06