<table border=1 cellpadding=2 align=right>
<tr><th>Specification</th><th>Teensy 2.0</th><th>Teensy++ 2.0</td><th>Teensy 3.0</th><th>Teensy 3.1</th><th>Teensy 3.2</th><th>Teensy 3.5</th><th>Teensy 3.6</th><th>Teensy 4.0</th><th>Teensy 4.1</th></tr>
<tr><td>Processor</td><td>ATMEGA32U4<br>8 bit AVR<br>16 MHz</td><td>AT90USB1286<br>8 bit AVR<br>16 MHz</td><td>MK20DX128<br>32 bit ARM<br>Cortex-M4<br>48 MHz</td><td>MK20DX256<br>32 bit ARM<br>Cortex-M4<br>72 MHz</td><td>MK20DX256VLH7<br>32 bit ARM<br>Cortex-M4<br>72 MHz</td><td>MK64FX512VMD12<br>32 bit ARM<br>Cortex-M4F<br>120 MHz</td><td>MK66FX1M0VMD18<br>32 bit ARM<br>Cortex-M4F<br>180 MHz</td><td>iMXRT1062<br>32 bit ARM<br>Cortex-M7<br>600 Mhz</td><td>iMXRT1062<br>32 bit ARM<br>Cortex-M7<br>600 Mhz></td></tr>
<tr><td>Flash Memory</td><td>32256</td><td>130048</td><td>131072</td><td>262144</td><td>256k</td><td>512k</td><td>1024k</td><td>1984k</td><td>7936k</td></tr>
<tr><td>RAM Memory</td><td>2560</td><td>8192</td><td>16384</td><td>65536</td><td>64k</td><td>256k</td><td>256k</td><td>1024k</td><td>1024k</td></tr>
<tr><td>EEPROM</td><td>1024</td><td>4096</td><td>2048</td><td>2048</td><td>2048</td><td>4096</td><td>4096</td><td>1080</td><td>4284</td></tr>
<tr><td>I/O</td><td>25, 5 Volt</td><td>46, 5 Volt</td><td>34, 3.3 Volt</td><td>34, 3.3V, 5V tol</td><td>34, 3.3V, 5V tol</td><td>58, 3.3V, 5V tol</td><td>58, 3.3V</td><td>40, 3.3V</td><td>55, 3.3V</td></tr>
<tr><td>Analog In</td><td>12</td><td>8</td><td>14</td><td>21</td><td>21</td><td>27</td><td>25</td><td>14</td><td>18</td></tr>
<tr><td>PWM</td><td>7</td><td>9</td><td>10</td><td>12</td><td>12</td><td>20</td><td>22</td><td>27</td><td>31</td></tr>
<tr><td>UART,I2C,SPI</td><td>1,1,1</td><td>1,1,1</td><td>3,1,1</td><td>3,2,1</td><td>3,2,1</td><td>6,3,3</td><td>6,4,3</td><td>7,3,2</td><td>8,3,2</td></tr>
<tr><td>Price</td><td><a href="/store/teensy.html">$16.00</a></td><td><a href="/store/teensypp.html">$24.00</a></td><td><a href="/store/teensy3.html">$19.00</a></td><td><a href="/store/teensy31.html">$19.80</a></td><td><a href="/store/teensy32.html">$19.80</a></td><td><a href="/store/teensy35.html">$24.25</a></td><td><a href="/store/teensy36.html">$29.25</a></td><td><a href="/store/teensy40.html">$19.95</a></td><td><a href="/store/teensy41.html">$26.85</a></td></tr>
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