# ESP32-C3-MINI-1-N4 Module (PCB antenna)

**Type:** Product page · **SKU:** DFR0809 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/esp32-c3-mini-1-n4-module-pcb-antenna.html ([markdown](https://core-electronics.com.au/esp32-c3-mini-1-n4-module-pcb-antenna.html.md))

ESP32-C3-MINI-1 are a general-purpose Wi-Fi and Bluetooth LE modules. The rich set of peripherals and a small size make the two modules an ideal choice...

## Pricing

- **Price:** $8.60 (inc GST) — $7.82 AUD, exc GST
- **Quantity discounts:** 6+ $7.43 (exc GST) · 12+ $7.12 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 2 today, and up to 250 more in 8–12 days.

## Description

**Introduction**ESP32-C3-Mini-1 is a universal Wi-Fi and low power Bluetooth LE module. The rich set of peripherals and a small size make the two modules an ideal choice for smart homes, industrial automation,health care, consumer electronics, etc.

ESP32-C3-MINI-1-N4 is equipped with ESP32-C3FN4 chip and equipped with 4 MB embedded flash, belonging to esp32-C3 series chip. ESP32-C3 series of chips have a 32-bit RISC-V single-core processor. They integrate a rich set of peripherals, ranging from UART, I2C, I2S, remote control peripheral, LED PWM controller, general DMA controller, TWAI® controller, USB Serial/JTAG controller, temperature sensor, and ADC. It also includes SPI, Dual SPI and Quad SPI interfaces.

**Pin Layout**

![ESP32-C3-MINI-1-N4 Module (PCB antenna)](https://core-electronics.com.au/attachments/localcontent/Pinout_104564f7560.png)

**Pin Description**

| **Name** | **No.** | **Type** | **Function** |
|---|---|---|---|
| GND | 1,2,11,14,36-53 | P | Ground |
| 3V3 | 3 | P | Power supply |
| NC | 4,7,9,10,15,17,24, | — | NC |
| 25,28,29,32-35 |
| IO2 | 5 | I/O/T | GPIO2,ADC1\_CH2,FSPIQ |
| IO3 | 6 | I/O/T | GPIO3,ADC1\_CH3 |
| EN | 8 | I | High: on, enables the chip. |
| Low: off, the chip powers off. |
| Note: Do not leave the EN pin floating. |
| IO0 | 12 | I/O/T | GPIO0,ADC1\_CH0,XTAL\_32K\_P |
| IO1 | 13 | I/O/T | GPIO1,ADC1\_CH1,XTAL\_32K\_N |
| IO10 | 16 | I/O/T | GPIO10,FSPICS0 |
| IO4 | 18 | I/O/T | GPIO4,ADC1\_CH4,FSPIHD,MTMS |
| IO5 | 19 | I/O/T | GPIO5,ADC2\_CH0,FSPIWP,MTDI |
| IO6 | 20 | I/O/T | GPIO6,FSPICLK,MTCK |
| IO7 | 21 | I/O/T | GPIO7,FSPID,MTDO |
| IO8 | 22 | I/O/T | GPIO8 |
| IO9 | 23 | I/O/T | GPIO9 |
| IO18 | 26 | I/O/T | GPIO18,USB\_D- |
| IO19 | 27 | I/O/T | GPIO19,USB\_D+ |
| RXD0 | 30 | I/O/T | GPIO20,U0RXD |
| TXD0 | 31 | I/O/T | GPIO21,U0TXD |

  **Specification**9. ESP32-C3FN4 embedded,32-bit RISC-V single-core processor, up to 160 MHz
10. 384 KB ROM
11. 400 KB SRAM
12. 8 KB RTC SRAM
13. 4 MB SPI flash
14. Operating Voltage/Power Supply: 3.0~3.6V
15. Operating Temperature Range: –40~85°C
  **Documents**17. [Datasheet](https://core-electronics.com.au/attachments/localcontent/esp32-c3-mini-1_datasheet_en_8140050d3b0.pdf)
  **Parts List**19. ESP32-C3-MINI-1-N4 Module (PCB Antenna) ×1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/i/m/image_1694.jpg)