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esp32-dev/components/esp32-c5_specs.md
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# ESP32-C5 Specifications
> **芯片:esp32-c5** | **类别:specs** | **信源:** [Espressif 官方文档](https://docs.espressif.com)
## 1. Core Architecture
- **CPU:** Single-core RISC-V, **240 MHz** — C 系列最高主频
- **Wireless:** **双频 Wi-Fi 6** (2.4GHz + 5GHz), BLE 5.0, Zigbee/Thread (802.15.4)
- **Application:** High-speed IoT connectivity, dual-band Wi-Fi requirements — 乐鑫首款双频 Wi-Fi 6 MCU
## 2. Memory
- **HP SRAM:** 384 KB internal
- **LP SRAM:** 16 KB
- **ROM:** 320 KB
- **eFuse:** 4096-bit
- **外部 Flash:** 4 MBESP32-C5HF4 SiP 内置)
- **PSRAM:** 8 MB Quad SPIESP32-C5HR8 SiP 内置)
- **Cache:** 32 KB L1
## 3. Peripheral Mapping
- **GPIO Count:** **29** 个(芯片),模组引出 **22** 个(WROOM-1/MINI-1
- **ADC:** **1 个 ADC16 通道**GPIO16),12-bit SAR
- **DAC:** **None**
- **Touch:** **None**
- **USB:** USB Serial/JTAG
- **Hardware PWM:** LEDC 6 通道 + MCPWM 6 通道
- **UART:** 3 个(2 HP + 1 LP
- **I2C:** 2 个(1 HP + 1 LP
- **SPI:** 3 个(2 Flash + 1 通用 SPI
- **I2S:** 1 个
- **CAN:** **2 个 CAN FD**(CAN 2.0 兼容,支持 FD 帧)
- **SDIO:** 1 个从机
- **PARLIO:** 1 个并行 IO
- **PCNT:** 1 个脉冲计数器
## 4. Hardware Safety & Constraints
- **ADC/WiFi Conflict:** **None** — C5 只有 ADC16ch),RISC-V 架构无冲突
- **Strapping Pins:** 参考 C6 类似,待 TRM 确认完整列表
- **供电:** 3.03.6V,推荐 3.3V
- **Deep-sleep:** ~7 µA
- **工作温度:** 40°C ~ +105°C
- **封装:** QFN486×6 mm
- **芯片型号:** ESP32-C5HR88MB PSRAM/ ESP32-C5HF44MB Flash
## 5. Wi-Fi 6 双频特性(C5 独有)
- 标准:2.4 GHz=802.11ax, 5 GHz=802.11ax
- 带宽:2.4 GHz=20 MHz, 5 GHz=20 MHz
- MCS2.4 GHz=MCS09, 5 GHz=MCS07
- 频率:2.4 GHz=24122484 MHz, 5 GHz=51805885 MHz
- 速率:2.4 GHz=最高 150 Mbps
Wi-Fi 6 特性: OFDMA (UL/DL), MU-MIMO (DL), Beamformee, TWT 省电, 空间复用
后向兼容: 802.11a/b/g/n/ac
## 6. 芯片定位
- 主频:ESP32-C5=**240 MHz**, ESP32-C6=160 MHz
- Wi-FiESP32-C5=双频 (2.4+5GHz), ESP32-C6=2.4GHz only
- CANESP32-C5=CAN FD ×2, ESP32-C6=CAN 2.0 ×2
- SRAMESP32-C5=384 KB, ESP32-C6=512 KB
- 封装:ESP32-C5=QFN48 6×6, ESP32-C6=QFN40 5×5
- 定位:ESP32-C5=高性能双频 IoT, ESP32-C6=主流 Matter/mesh