Datasheet ESP32-C3 (Espressif) - 8

link to page 52 link to page 53 link to page 53 link to page 53 link to page 54 link to page 54 link to page 54 link to page 54 link to page 55 link to page 56 link to page 56 link to page 56 link to page 57 link to page 57 link to page 57 link to page 59 link to page 59 link to page 59 link to page 60 link to page 61 link to page 61 link to page 63 link to page 66 link to page 67 link to page 68 link to page 69 link to page 70 link to page 71 link to page 71 Contents 4.3.2.3 Networking Features 53 4.3.3 Bluetooth LE 53 4.3.3.1 Bluetooth LE PHY 53 4.3.3.2 Bluetooth LE Link Controller 53 5 Electrical Characteristics 54 5.1 Absolute Maximum Ratings 54 5.2 Recommended Operating Conditions 54 5.3 VDD_SPI Output Characteristics 55 5.4 DC Characteristics (3.3 V, 25 °C) 55 5.5 ADC Characteristics 56 5.6 Current Consumption 56 5.6.1 RF Current Consumption in Active Mode 56 5.6.2 Current Consumption in Other Modes 57 5.7 Memory Specifications 57 5.8 Reliability 57 6 RF Characteristics 59 6.1 Wi-Fi Radio 59 6.1.1 Wi-Fi RF Transmitter (TX) Characteristics 59 6.1.2 Wi-Fi RF Receiver (RX) Characteristics 60 6.2 Bluetooth 5 (LE) Radio 61 6.2.1 Bluetooth LE RF Transmitter (TX) Characteristics 61 6.2.2 Bluetooth LE RF Receiver (RX) Characteristics 63 7 Packaging 66 ESP32-C3 Consolidated Pin Overview 67 ESP32-C3 Chip Series Group Overview 68 Datasheet Versioning 69 Glossary 70 Related Documentation and Resources 71 Revision History 72 Espressif Systems 8 ESP32-C3 Series Datasheet v2.3 Submit Documentation Feedback Document Outline Product Overview Features Applications 1 ESP32-C3 Series Comparison 1.1 Nomenclature 1.2 Comparison 1.3 Chip Revision 2 Pins 2.1 Pin Layout 2.2 Pin Overview 2.3 IO Pins 2.3.1 IO MUX Functions 2.3.2 Analog Functions 2.3.3 Restrictions for GPIOs 2.3.4 Peripheral Pin Assignment 2.4 Analog Pins 2.5 Power Supply 2.5.1 Power Pins 2.5.2 Power Scheme 2.5.3 Chip Power-up and Reset 2.6 Pin Mapping Between Chip and Flash 3 Boot Configurations 3.1 Chip Boot Mode Control 3.2 ROM Messages Printing Control 4 Functional Description 4.1 System 4.1.1 Microprocessor and Master 4.1.1.1 High-Performance CPU 4.1.1.2 GDMA Controller 4.1.2 Memory Organization 4.1.2.1 Internal Memory 4.1.2.2 External Memory 4.1.2.3 Cache 4.1.2.4 eFuse Controller 4.1.3 System Components 4.1.3.1 IO MUX and GPIO Matrix 4.1.3.2 Reset 4.1.3.3 Clock 4.1.3.4 Interrupt Matrix 4.1.3.5 System Timer 4.1.3.6 Power Management Unit 4.1.3.7 Timer Group 4.1.3.8 Watchdog Timers 4.1.3.9 XTAL32K Watchdog Timers (XTWDT) 4.1.3.10 Permission Control 4.1.3.11 World Controller (WCL) 4.1.3.12 System Registers 4.1.3.13 Debug Assistant 4.1.4 Cryptography and Security Component 4.1.4.1 AES Accelerator 4.1.4.2 HMAC Accelerator 4.1.4.3 RSA Accelerator 4.1.4.4 SHA Accelerator 4.1.4.5 Digital Signature 4.1.4.6 External Memory Encryption and Decryption 4.1.4.7 Random Number Generator 4.1.4.8 Clock Glitch Detection 4.2 Peripherals 4.2.1 Connectivity Interface 4.2.1.1 UART Controller 4.2.1.2 SPI Controller 4.2.1.3 I2C Controller 4.2.1.4 I2S Controller 4.2.1.5 USB Serial/JTAG Controller 4.2.1.6 Two-wire Automotive Interface 4.2.1.7 LED PWM Controller 4.2.1.8 Remote Control Peripheral 4.2.2 Analog Signal Processing 4.2.2.1 SAR ADC 4.2.2.2 Temperature Sensor 4.3 Wireless Communication 4.3.1 Radio 4.3.1.1 2.4 GHz Receiver 4.3.1.2 2.4 GHz Transmitter 4.3.1.3 Clock Generator 4.3.2 Wi-Fi 4.3.2.1 Wi-Fi Radio and Baseband 4.3.2.2 Wi-Fi MAC 4.3.2.3 Networking Features 4.3.3 Bluetooth LE 4.3.3.1 Bluetooth LE PHY 4.3.3.2 Bluetooth LE Link Controller 5 Electrical Characteristics 5.1 Absolute Maximum Ratings 5.2 Recommended Operating Conditions 5.3 VDD_SPI Output Characteristics 5.4 DC Characteristics (3.3 V, 25 °C) 5.5 ADC Characteristics 5.6 Current Consumption 5.6.1 RF Current Consumption in Active Mode 5.6.2 Current Consumption in Other Modes 5.7 Memory Specifications 5.8 Reliability 6 RF Characteristics 6.1 Wi-Fi Radio 6.1.1 Wi-Fi RF Transmitter (TX) Characteristics 6.1.2 Wi-Fi RF Receiver (RX) Characteristics 6.2 Bluetooth 5 (LE) Radio 6.2.1 Bluetooth LE RF Transmitter (TX) Characteristics 6.2.2 Bluetooth LE RF Receiver (RX) Characteristics 7 Packaging ESP32-C3 Consolidated Pin Overview ESP32-C3 Chip Series Group Overview Datasheet Versioning Glossary Related Documentation and Resources Revision History