ESP32-C6FH4
Espressif · ESP32-C6 Series
Overview
ESP32-C6FH4 is a Espressif-bit RISC-V MCU from 32, built on the Espressif in-house Espressif HP RISC-V + LP RISC-V core (RV32IMAC), with a maximum clock of 160 MHz, 512 KB of on-chip SRAM, and 4096 KB KB of Flash. Typical active power is about 168.75 µA/MHz.
Core and memory
| Vendor | Espressif（Chinese mainland） |
|---|---|
| IP brand / origin | Espressif in-house（Chinese mainland） |
| Core | Espressif HP RISC-V + LP RISC-V |
| ISA / bit width | RV32IMAC · 32 bit |
| Max clock | 160 MHz |
| SRAM | 512 KB |
| On-chip Flash | 4096 KB |
| OTP | 0.5 KB |
| Cache | 32 KB |
Power and electrical
Conditions and notes: The vendor or source notes are in Chinese in the original Wi-Fi SoC。Modem-sleep、CPU 运行、外设时钟关 27mA@160MHz→168.75µA/MHz；deep-sleep 7µA；light-sleep 180µA（另 35µA 全关）；power-off 1µA。Wi-Fi TX 354mA@21dBm(11b)/RX 78mA(HT20)。
| Supply voltage | 3–3.6 V |
|---|---|
| Operating temperature | -40 ℃ ~ 105 ℃ |
Peripherals and interfaces
| UART / USART | 2 way |
|---|---|
| SPI | 3 way |
| I²C | 1 way |
| CAN / CAN FD | 2 way |
| USB Full-Speed | 1 way |
| BLE | 1 way |
| Wi-Fi | 1 way |
| I²S | 1 way |
| SDIO | 1 way |
| DMA | 6 way |
| ADC | 7 channels · 12 bit |
| PWM | 6 channels |
| Other | The vendor or source notes are in Chinese in the original 802.15.4 (Zigbee/Thread)，LP 内核 20MHz + LP UART/I2C，2x TWAI，SDIO slave，PARLIO |
Sources and notes
Confidence:High (official datasheet) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original Wi-Fi 6 (802.11ax 20MHz) + BLE 5.3 + 802.15.4；HP SRAM 512KB + LP SRAM 16KB；320KB ROM；30 GPIO(QFN40)/22 GPIO(QFN32)。4MB SiP Flash。