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Teensy 4.0 Development Board
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The Teensy 4.0 development board features an ARM Cortex-M7 processor running at 600 MHz, powered by the NXP iMXRT1062 chip, making it one of the fastest microcontroller platforms available today — nearly ten times faster than the Teensy 3.2. The NXP iMXRT1062 is a powerful “cross-over” processor that combines the functionality of a microcontroller with the performance levels of a microcomputer. The Teensy 4.0 is ideal for applications requiring large flash memory, high RAM capacity, intensive data processing, dual high-speed USB support, and advanced graphics capabilities.
When running at 600 MHz, Teensy 4.0 consumes approximately 100 mA current.
Teensy 4.0 provides support for dynamic clock scaling. Unlike traditional microcontrollers, where changing the clock speed can affect baud rates and timing accuracy, Teensy 4.0 hardware along with Teensyduino software support ensures Arduino timing functions continue to work correctly during speed changes. Serial baud rates, audio streaming sample rates, and functions such as delay(), millis(), IntervalTimer, and elapsedMillis remain accurate even while the CPU frequency changes dynamically.
The board also includes an intelligent power shut-off feature. By connecting a pushbutton to the On/Off pin, the 3.3V power supply can be completely disabled by holding the button for 5 seconds and turned back on with a brief press. If a coin cell battery is connected to VBAT, the RTC continues maintaining accurate date and time even when the power is switched off.
Another major advantage of the Teensy 4.0 development board is its overclocking capability, allowing users to push performance well beyond 600 MHz for demanding embedded applications.
Built around the high-performance Cortex-M7 architecture, the Teensy 4.0 delivers exceptional processing capability for real-time embedded systems, DSP, robotics, audio processing, and AI edge applications. Developers comparing performance metrics often look at the STM32H7 CoreMark score, and the Teensy 4.0 stands out competitively in this category with impressive benchmark-level processing efficiency for its compact size.
The Teensy 4.0 price makes it an excellent choice for developers, students, and professionals looking for high-speed embedded computing at an affordable cost. Its compact footprint and advanced peripheral support make it suitable for industrial automation, IoT devices, robotics, high-speed data logging, and audio synthesis projects.
1 x Teensy 4.0 Development Board
| Processor |
ARM |
| Core |
Cortex-M7 |
| Rated Speed |
600 MHz |
| Overclockable |
Yes |
| Flash Memory |
2048K (64K reserved for recovery & EEPROM emulation) |
| Bandwidth |
480 MBit/sec |
| RAM |
1024K (512K is tightly coupled) |
| EEPROM |
2048K Flash (64K reserved for recovery & EEPROM emulation) |
| Direct Memory Access |
32 general-purpose DMA channels |
| Digital I/O |
40 digital pins, all interrupt capable |
| Analog Pins |
14 analog pins, 2 ADCs on chip |
| Dimensions |
36 x 18 x 1.7 mm |
| Weight |
10gm |
ARM
Cortex-M7
600 MHz
Yes
2048K (64K reserved for recovery & EEPROM emulation)
480 MBit/sec
1024K (512K is tightly coupled)
2048K Flash (64K reserved for recovery & EEPROM emulation)
32 general-purpose DMA channels
40 digital pins, all interrupt capable
14 analog pins, 2 ADCs on chip
36 x 18 x 1.7 mm
10gm
Teensy 4.0 is widely used for electronics and robotics projects that require high-speed processing. It’s ideal for DIY prototypes, embedded systems, sensor interfacing, audio processing, and complex tasks in home automation. Its fast processor and compact size make it perfect for real-time applications, machine learning experiments, and advanced hobbyist projects involving microcontrollers.
Yes, Teensy 4.0 is compatible with the Arduino IDE. You can program it using the Arduino environment with the help of the free Teensyduino add-on. This allows easy integration for beginners and advanced users, enabling access to familiar libraries, code examples, and tools for quick development of electronics and robotics projects. What processor is used in Teensy 4.
Teensy 4.0 uses the NXP iMXRT1062 ARM Cortex-M7 processor. This powerful 32-bit chip operates at 600 MHz, making it one of the fastest microcontrollers available. Its advanced architecture supports demanding tasks and real-time data processing, providing an efficient platform for robotics and electronics enthusiasts needing high performance.
Teensy 4.0 is excellent for real-time applications thanks to its fast ARM Cortex-M7 processor and real-time capabilities. It supports precise timing, fast I/O, and advanced interrupts, making it suitable for robotics, sensor monitoring, audio processing, and other tasks where quick response and processing are crucial. Its performance ensures reliable operation in demanding projects.
Teensy 4.0 features a 600 MHz ARM Cortex-M7 processor, 1024 KB RAM, and 16 MB Flash storage. It offers multiple I/O pins, support for USB, I2C, SPI, and UART interfaces, and real-time clock
