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Technical Specifications - 10/100 Mbit DP83825 PHY Ethernet - USB Host (5 Pins w/ Power Management) - Micro SD Socket SDIO (4 Bit Data) - 35 PWM Pins - 18 Analog Inputs - 8 Serial Ports - 8 Mbyte Flash Memory - QSPI Memory (2 Chips Plus Program Memory) - 42 Breadboard Friendly I/O - 7 Bottom SMT Pad Signals - 6 SD Card Signals - 55 Total IO Pins Pre-Soldered Header Pins ARM Cortex-M7 at 600 MHz 4X Larger Flash Memory Provides Greater I/O Capability Includes Ethernet PHY, SD Card Socket, and USB Host Port
Customers say
Customers find the Teensy 4.1 board to be well-built and fast, with one customer noting zero hiccups during processing. The software development aspect receives mixed feedback, with customers mentioning it programs like an Arduino.
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Price: $47.35 (as of Nov 01, 2025 14:04:21 UTC - Details)
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