BL702L-10-Q2I
Bouffalo Lab · BL702L/BL704L Series
In production
32 bit · RV32IMAFC
Max clock
128MHz
SRAM
200KB
On-chip Flash
1024KB
Active current
—
Sleep current
—
Supply voltage
1.8–3.63V
Overview
BL702L-10-Q2I is a Bouffalo Lab-bit RISC-V MCU from 32, built on the SiFive SiFive E24 (推断) core (RV32IMAFC), with a maximum clock of 128 MHz, 200 KB of on-chip SRAM, and 1024 KB KB of Flash.
Core and memory
| Vendor | Bouffalo Lab（Chinese mainland） |
|---|---|
| IP brand / origin | SiFive（United States） |
| Core | SiFive E24 (推断) |
| ISA / bit width | RV32IMAFC · 32 bit |
| Max clock | 128 MHz |
| SRAM | 200 KB |
| On-chip Flash | 1024 KB |
| OTP | 0.125 KB |
| Cache | 16 KB |
Power and electrical
Active current
—
Sleep current
—
Standby / shutdown
—
Conditions and notes: The vendor or source notes are in Chinese in the original 数据手册未给 Run/Deep-sleep 电流；支持 Active/Idle/PDS/Hibernate/Off 模式。
| Supply voltage | 1.8–3.63 V |
|---|---|
| Operating temperature | -40 ℃ ~ 85 ℃ |
Peripherals and interfaces
| UART / USART | 1 way |
|---|---|
| SPI | 1 way |
| I²C | 1 way |
| BLE | 1 way |
| DMA | 4 way |
| PWM | 5 channels |
| Other | The vendor or source notes are in Chinese in the original 802.15.4/Zigbee 3.0/Thread/Matter，Audio ADC，高精度 ADC，IR TX，KeyScan，29 GPIO |
Sources and notes
Confidence:Medium (official product page) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original 低功耗版 BL702L：128MHz、3 级流水线、2.92 CoreMark/MHz；100KB RAM + 80KB OCRAM + 16KB cache + 4KB HBN（共约 200KB）、256KB ROM；QFN32，1MB SiP Flash。数据手册只写“32-bit RISC CPU”，核心型号未点名（同系列按 E24 推断）。