arduino › microcontroller board
adafruit Adafruit Feather RP2040
RP2040 Feather without WiFi — pair with an AirLift, RFM95, or 4G FeatherWing for connectivity. STEMMA QT, LiPo charging.
Specifications
- mcu chip
- rp2040
- clock mhz
- 133
- flash kb
- 8192
- sram kb
- 264
- wifi
- no
- wifi band
- none
- bluetooth
- none
- usb
- type_c
- gpio count
- 21
- analog inputs
- 4
- pwm pins
- 16
- i2c
- yes
- spi
- yes
- uart count
- 2
- operating voltage v
- 3.3
- input voltage range v
- 3.3-6
- power pins
- 3v3, vbat, vusb
- firmware compat
- arduino_ide, circuitpython, micropython, platformio
- ai accelerator
- none
- form factor
- feather
Sources
- Adafruit open product catalog · ingest 2026-05-06