BL808D-09-Q2I
Bouffalo Lab · BL808 Series
Overview
BL808D-09-Q2I is a Bouffalo Lab-bit RISC-V MCU from 64, built on the T-Head XuanTie T-Head C906 (D0) + E907 (M0) + E902 (LP) core (RV64IMAFCV / RV32IMAFCP / RV32EMC), with a maximum clock of 480 MHz, 768 KB of on-chip SRAM, and None KB of Flash.
Core and memory
| Vendor | Bouffalo Lab（Chinese mainland） |
|---|---|
| IP brand / origin | T-Head XuanTie（Chinese mainland） |
| Core | T-Head C906 (D0) + E907 (M0) + E902 (LP) |
| ISA / bit width | RV64IMAFCV / RV32IMAFCP / RV32EMC · 64 bit |
| Max clock | 480 MHz |
| SRAM | 768 KB + PSRAM 65536 KB |
| On-chip Flash | None |
Power and electrical
Conditions and notes: The vendor or source notes are in Chinese in the original 数据手册仅给 RF/低功耗模式电流：RX 13mA、TX 295mA@21dBm；PDS7 70.8µA（Vdd11_aon=0.9V）；HBN0 7.9µA；shutdown <0.5µA。无 Run 电流数据。
| Supply voltage | 3–3.63 V |
|---|---|
| Operating temperature | -40 ℃ ~ 85 ℃ |
Peripherals and interfaces
| UART / USART | 4 way |
|---|---|
| SPI | 2 way |
| I²C | 4 way |
| USB High-Speed | 1 way |
| Ethernet | 1 way |
| BLE | 1 way |
| Wi-Fi | 1 way |
| I²S | 1 way |
| LCD controller | 1 way |
| Camera interface | 1 way |
| Touch | 12 way |
| DMA | 20 way |
| ADC | 12 channels · 12 bit |
| PWM | 8 channels |
| Other | The vendor or source notes are in Chinese in the original 802.15.4，H.264/MJPEG 编码，NPU BLAI-100，MIPI-CSI/DSI，DVP，SD 卡，PDM，36/40 GPIO |
Sources and notes
Confidence:High (official datasheet) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original 三核：C906 480MHz (RV64IMAFCV) + E907 320MHz (RV32IMAFCP) + E902 160MHz (RV32EMC)；224KB 内部 SRAM + 512KB MM DRAM + 32KB VRAM，SiP 64MB pSRAM；无内置 Flash；QFN88；Wi-Fi 4 + BT/BLE + 802.15.4。LP E902 频率：Zephyr 文档 160MHz、NuttX 文档 150MHz，数据手册未列，存在冲突。BL808C 面向 IPC 摄像头，BL808D 面向可视门铃。 修正：BL808 片内 768KB SRAM + 64MB 封装内 PSRAM，无片内 Flash；依据 Sipeed M1s 模组规格与 Bouffalo 资料。