CPUand OnChip Memory
- ESP32-D0WD-V3 embedded, Xtensa® dual-core 32-bit LX6 microprocessor, up to 240 MHz
- 448 KB ROM for booting and core functions
- 520 KB SRAM for data and instructions
- 16KB SRAM in RTC
WiFi
- 802.11b/g/n
- Bit rate: 802.11n up to 150 Mbps
- A-MPDU and A-MSDU aggregation
- 0.4 µs guard interval support
- Center frequency range of operating channel: 2412 ~ 2484 MHz
Bluetooth
- Bluetooth V4.2 BR/EDR and Bluetooth LE specification
- Class-1, class-2 and class-3 transmitter
- AFH
- CVSDand SBC
Peripherals
SDcard, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC, TWAI® ( compatible with ISO 11898-1, i.e. CAN Specification 2.0)
Integrated Components on Module
- 40MHz crystal oscillator
- 16MB SPI flash
Antenna Options
On-board dual PCB antennas
Operation Conditions
- Operating voltage/Power supply: 3.0 ~ 3.6 V
- Operating ambient temperature:–40 ~ 85 °C
https://www.espressif.com/sites/default/files/documentation/esp32-wroom-da_datasheet_en.pdf