Adafruit · ESP32
Adafruit Feather ESP32-S3 (4MB/2MB PSRAM)
A feather-sized ESP32-S3 with a fuel gauge, STEMMA QT connector and excellent CircuitPython support.
Wi-FiBLE3.3 V logicFeather
Typical price
$17.50
Ad space · top
Specifications
| Maker | Adafruit |
|---|---|
| Chip | ESP32-S3 |
| CPU | Xtensa LX7 dual-core |
| Clock speed | 240 MHz |
| Wi-Fi | Wi-Fi 4 (802.11 b/g/n) |
| Bluetooth | Bluetooth 5 (LE) |
| Zigbee / Thread radio | No |
| GPIO pins | 21 usable |
| ADC | 9 channels, 12-bit |
| DAC | None |
| Flash | 4 MB |
| RAM | 512 KB + 2 MB PSRAM |
| Logic level | 3.3 V |
| Power input | 3.5–6V / LiPo / USB |
| Deep sleep (typ.) | ~100 µA |
| Active current (typ.) | ~90 mA |
| Form factor | Feather |
| USB | USB-C (native) |
| Programming | CircuitPython, Arduino, MicroPython, ESP-IDF |
| Released | 2022 |
Typical values. Sleep current is approximate; whole-board numbers are higher than the bare chip's datasheet figure.
Pros
- Battery charger plus a battery fuel gauge
- STEMMA QT / Qwiic connector
- Excellent CircuitPython library coverage
Cons
- Costs more than generic ESP32-S3 boards
- Only 4 MB flash on this version
- Not the lowest sleep current
Best use cases
- 01Wi-Fi + BLE CircuitPython projects
- 02Wearables and data-loggers
- 03Feather wing stacks
- 04Touchscreen or display gadgets
Ad space · inline