Teensy 4.1 without Ethernet
Teensy 4.1 without Ethernet is backordered and will ship as soon as it is back in stock.
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Call us on 1300 240 817 between 10 AM and 4 PM on weekdays or email team@littlebird.com.au .
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Pi Australia is operated by Little Bird, and we go to great lengths to ship your orders, often within minutes.
You can view shipping options and pricing at checkout without logging in.
For orders over 500g (such as bulky items), shipping may cost more than the initial estimate.
We deliver across Australia, and here are the options (based on your location; view them on the cart page):
- Standard Post: Starting at $7 (6+ business days, with tracking)
- Express Post: Starting at $11 (2+ business days, with tracking)
- Same Day Delivery: Available for Sydney orders.
- Non-metro WA, NT, SA, and TAS: May take an additional 2+ days.
Teensy 4.1 without Ethernet
The Teensy 4.1 is a larger, more capable version of the Teensy 4.0, featuring the same 600MHz ARM Cortex-M7 processor with expanded I/O, built-in SD card socket, USB host port, and locations for optional memory expansion. Same footprint as Teensy 3.6 (61 × 17.8mm).
This version does not include Ethernet capability. Fully compatible with Arduino IDE through Teensyduino.
Key Features
- 600MHz ARM Cortex-M7 – Dual-issue superscalar with branch prediction
- 8MB Flash / 1024KB RAM – Four times the flash of Teensy 4.0
- Built-in SD Card Socket – SDIO 4-bit native interface
- USB Host Port – Connect USB devices directly
- Memory Expansion – Two locations for optional PSRAM/Flash chips
- Hardware FPU – Accelerates 32-bit float and 64-bit double
- Dynamic Clock Scaling – Change speed without timing issues
- Overclockable – Runs well beyond 600MHz
Specifications
- Processor – NXP iMXRT1062 (ARM Cortex-M7)
- Clock Speed – 600MHz (overclockable)
- Flash Memory – 8MB (64KB reserved for recovery/EEPROM)
- RAM – 1024KB (512KB tightly coupled)
- I/O Pins – 55 total (42 breadboard-friendly)
- Analog Inputs – 18
- PWM Outputs – 35
- Serial Ports – 8
- SPI – 3 (all with 16-word FIFO)
- CAN Bus – 3 (1 with CAN FD)
- I2S Digital Audio – 2
- S/PDIF Digital Audio – 1
- DMA Channels – 32
- Dimensions – 61 × 17.8mm
Additional Features
- Cryptographic acceleration and random number generator
- Real-time clock with battery backup
- Programmable FlexIO
- Pixel processing pipeline
- Power on/off management
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