NanoS3 is the world’s smallest, fully-featured ESP32-S3 module!
It's packed with amazing features and peripherals, wireless connectivity and stacks of Flash and PSRAM, all in the same tiny package size as the original TinyPICO Nano, and it's drop in compatible too!
Note that this module is designed for embedded use - for a standalone board with USB-C check out TinyS3 or the mighty ProS3!
Features
- Dual 32bit Xtensa LX7 cores @ up to 240Mhz
- RISC-V Ultra Low Power Co-processor
- 2.4GHz Wifi - 802.11b/g/n
- BLE 5.0 + Mesh
- 8MB QSPI Flash
- 8MB of extra QSPI PSRAM
- 700mA 3.3V LDO Regulator
- ULTRA LOW Deep Sleep Current
- Low power RGB LED
- Native USB + USB Serial JTAG
- D+/D- pins for external USB connector
- LiPo Battery Charging
- 3D High Gain Antenna
- 27 GPIO
- Only 28 x 11mm in size
- Compatible with TinyPICO Nano
Pinout
Board Dimensions: 28mm x 12.7mm
Max Thickness: 2.4mm
Board Comparison Matrix
| NanoS3 | TinyPICO Nano | |
| MCU | ESP32-S3FN8 | ESP32-PICO-D4 |
| Cores | 2x Xtensa LX7 | 2x Xtensa LX6 |
| Speed | Up to 240Mhz | Up to 240Mhz |
| ULP CoProc | 1x RISC-V, 1x FSM | 1x FSM |
| SRAM | 512K | 520K |
| FLASH | 8MB | 4MB |
| PSRAM | 8MB | 4MB |
| GPIO | 27 | 14 |
| Native USB | CDC, OTG & USB Serial JTag | - |
| WiFi | 2.4Ghz b/g/n | 2.4Ghz b/g/n |
| Bluetooth | BLE 5 & Mesh | BT Classic & BLE 4.2 |
| DAC | - | 2x 8bit |
| ADC | 2x 12-bit SAR /20 chan | 1x 12-bit SAR /18 chan |
| UARTs | 3 | 3 |
| ETH MAC | - | Yes |
| DMA Controller | 5x TX chan, 5x RX chan | - |
| SDIO | Yes | Yes |
| RGB LED | 1515 Neopixel | |
| Antenna | Onboard or External u.FL | Onboard |
| Release Date | July 2023 | May 2020 |
Platforms
Unexpected Maker ESP32-S3 boards ship with CircuitPython pre-installed!
Please check out the new PLATFORMS area of the Getting Started guide to find out all about developing for your new board in a range of different languages.
Resources
Check out the NanoS3[D] page for schematics, dimensions, 3D models and more!