Espressif unveils ESP32-S31 with Wi-Fi 6, gigabit Ethernet and dual 320 MHz RISC-V cores

Espressif announced the ESP32-S31, a new chip with two 32-bit RISC-V cores up to 320 MHz, Wi-Fi 6 (2.4 GHz only), Bluetooth 5.4, 802.15.4 and a gigabit Ethernet MAC. The S31NRV16 and S31NRV32 variants offer 16 MB and 32 MB of PSRAM, 60 GPIOs and an 8×8 mm QFN80 package.

• Two RISC-V cores up to 320 MHz plus a separate 40 MHz low-power core
• Wi-Fi 6 limited to 2.4 GHz, 20 MHz channels, 150 Mbps max on 802.11n
• Gigabit Ethernet MAC integrated, but external PHY and magnetics required
• USB 2.0 High-Speed OTG at 480 Mbps, hardware JPEG codec and 60 GPIOs