Datasheet
Table Of Contents
- Product Overview
- 1 ESP32-C3 Series Comparison
- 2 Pin Definition
- 3 Functional Description
- 3.1 CPU and Memory
- 3.2 System Clocks
- 3.3 Analog Peripherals
- 3.4 Digital Peripherals
- 3.4.1 General Purpose Input / Output Interface (GPIO)
- 3.4.2 Serial Peripheral Interface (SPI)
- 3.4.3 Universal Asynchronous Receiver Transmitter (UART)
- 3.4.4 I2C Interface
- 3.4.5 I2S Interface
- 3.4.6 Remote Control Peripheral
- 3.4.7 LED PWM Controller
- 3.4.8 General DMA Controller
- 3.4.9 USB Serial/JTAG Controller
- 3.4.10 TWAI® Controller
- 3.5 Radio and Wi-Fi
- 3.6 Bluetooth LE
- 3.7 Low Power Management
- 3.8 Timers
- 3.9 Cryptographic Hardware Accelerators
- 3.10 Physical Security Features
- 3.11 Peripheral Pin Configurations
- 4 Electrical Characteristics
- 5 Package Information
- 6 Related Documentation and Resources
- Revision History
4 Electrical Characteristics
Table 21: TX EVM Test
Min Typ SL
1
Rate (dB) (dB) (dB)
802.11b, 1 Mbps, @21 dBm — –24.5 –10
802.11b, 11 Mbps, @21 dBm — –25.0 –10
802.11g, 6 Mbps, @21 dBm — –23.0 –5
802.11g, 54 Mbps, @19 dBm — –27.5 –25
802.11n, HT20, MCS0, @20 dBm — –22.5 –5
802.11n, HT20, MCS7, @18.5 dBm — –29.0 –27
802.11n, HT40, MCS0, @20 dBm — –22.5 –5
802.11n, HT40, MCS7, @18.5 dBm — –28.0 –27
1
SL stands for standard limit value.
4.8.2 WiFi RF Receiver (RX) Specifications
Table 22: RX Sensitivity
Min Typ Max
Rate (dBm) (dBm) (dBm)
802.11b, 1 Mbps — –98.4 —
802.11b, 2 Mbps — –96.0 —
802.11b, 5.5 Mbps — –93.0 —
802.11b, 11 Mbps — –88.6 —
802.11g, 6 Mbps — –93.8 —
802.11g, 9 Mbps — –92.2 —
802.11g, 12 Mbps — –91.0 —
802.11g, 18 Mbps — –88.4 —
802.11g, 24 Mbps — –85.8 —
802.11g, 36 Mbps — –82.0 —
802.11g, 48 Mbps — –78.0 —
802.11g, 54 Mbps — –76.6 —
802.11n, HT20, MCS0 — –93.6 —
802.11n, HT20, MCS1 — –90.8 —
802.11n, HT20, MCS2 — –88.4 —
802.11n, HT20, MCS3 — –85.0 —
802.11n, HT20, MCS4 — –81.8 —
802.11n, HT20, MCS5 — –77.8 —
802.11n, HT20, MCS6 — –76.0 —
802.11n, HT20, MCS7 — –74.8 —
802.11n, HT40, MCS0 — –90.0 —
802.11n, HT40, MCS1 — –88.0 —
802.11n, HT40, MCS2 — –85.2 —
802.11n, HT40, MCS3 — –82.0 —
802.11n, HT40, MCS4 — –78.8 —
Cont’d on next page
Espressif Systems 35
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ESP32-C3 Series Datasheet v1.2