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Contents

README

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ESP32-C6-WROOM-1-N8

Espressif Systems · WiFi Modules · ESP32-C6-WROOM-1

ESP32-C6-WROOM-1-N8 from Espressif Systems, in a ESP32-C6-WROOM-1. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 GND power_in Ground pin of the module.
2 3V3 power_in Power supply pin of the module.
3 EN input High enables the chip and low powers it off, and the pin must not be left floating.
4 IO4 bidirectional Bidirectional I/O with alternate functions MTMS, GPIO4, LP_GPIO4, LP_UART_RXD, ADC1_CH4 and FSPIHD.
5 IO5 bidirectional Bidirectional I/O with alternate functions MTDI, GPIO5, LP_GPIO5, LP_UART_TXD, ADC1_CH5 and FSPIWP.
6 IO6 bidirectional Bidirectional I/O with alternate functions MTCK, GPIO6, LP_GPIO6, LP_I2C_SDA, ADC1_CH6 and FSPICLK.
7 IO7 bidirectional Bidirectional I/O with alternate functions MTDO, GPIO7, LP_GPIO7, LP_I2C_SCL and FSPID.
8 IO0 bidirectional Bidirectional I/O with alternate functions GPIO0, XTAL_32K_P, LP_GPIO0, LP_UART_DTRN and ADC1_CH0.
9 IO1 bidirectional Bidirectional I/O with alternate functions GPIO1, XTAL_32K_N, LP_GPIO1, LP_UART_DSRN and ADC1_CH1.
10 IO8 bidirectional Bidirectional GPIO8.
11 IO10 bidirectional Bidirectional GPIO10.
12 IO11 bidirectional Bidirectional GPIO11.
13 IO12 bidirectional Bidirectional GPIO12 with USB_D- function.
14 IO13 bidirectional Bidirectional GPIO13 with USB_D+ function.
15 IO9 bidirectional Bidirectional GPIO9.
16 IO18 bidirectional Bidirectional I/O with alternate functions GPIO18, SDIO_CMD and FSPICS2.
17 IO19 bidirectional Bidirectional I/O with alternate functions GPIO19, SDIO_CLK and FSPICS3.
18 IO20 bidirectional Bidirectional I/O with alternate functions GPIO20, SDIO_DATA0 and FSPICS4.
19 IO21 bidirectional Bidirectional I/O with alternate functions GPIO21, SDIO_DATA1 and FSPICS5.
20 IO22 bidirectional Bidirectional I/O with alternate functions GPIO22 and SDIO_DATA2.
21 IO23 bidirectional Bidirectional I/O with alternate functions GPIO23 and SDIO_DATA3.
22 NC unconnected Marked NC in Table 3-1 with no function stated.
23 IO15 bidirectional Bidirectional GPIO15.
24 RXD0 bidirectional Bidirectional I/O with alternate functions U0RXD, GPIO17 and FSPICS1.
25 TXD0 bidirectional Bidirectional I/O with alternate functions U0TXD, GPIO16 and FSPICS0.
26 IO3 bidirectional Bidirectional I/O with alternate functions GPIO3, LP_GPIO3, LP_UART_CTSN and ADC1_CH3.
27 IO2 bidirectional Bidirectional I/O with alternate functions GPIO2, LP_GPIO2, LP_UART_RTSN, ADC1_CH2 and FSPIQ.
28 GND power_in Ground pin of the module.
29 EPAD power_in Exposed ground pad of the module.

Key specifications

Parameter Value
Manufacturer Espressif Systems
Package ESP32-C6-WROOM-1
Category IoT/Communication Modules
Pins 29

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Power supply voltage VDD33 -0.3 3.6 V 26
Storage temperature TSTORE -40 105 °C 26
Power supply voltage VDD33 3 3.3 3.6 V 26
Current delivered by external power supply IVDD 0.5 A 26
Operating ambient temperature TA -40 85 °C 85 °C version 26
High-level input current IIH 50 nA 26
Low-level input current IIL 50 nA 26
Power supply voltage (3.3 V) VCC 2.7 3.3 3.6 V Power supply voltage (3.3 V) 28
Maximum clock frequency FC 80 MHz 28
Program/erase cycles 100000 cycles 28
Data retention time TRET 20 years 28
Page program time TPP 0.8 5 ms 28
Sector erase time (4 KB) TSE 70 500 ms 29
Block erase time (32 KB) TBE1 0.2 2 s 29
Block erase time (64 KB) TBE2 0.3 3 s 29
Chip erase time (64 Mb) TCE 25 100 s Chip erase time (64 Mb) 29
RF transmit power range -16 19 dBm Bluetooth LE 33
Sensitivity -98 dBm Bluetooth LE 1 Mbps @30.8% PER 34
Maximum received signal 8 dBm Bluetooth LE 1 Mbps @30.8% PER 34
Sensitivity -95 dBm Bluetooth LE 2 Mbps @30.8% PER 35
Maximum received signal 8 dBm Bluetooth LE 2 Mbps @30.8% PER 35
Sensitivity -105.5 dBm Bluetooth LE 125 Kbps @30.8% PER 36
Maximum received signal 8 dBm Bluetooth LE 125 Kbps @30.8% PER 36
Sensitivity -101.5 dBm Bluetooth LE 500 Kbps @30.8% PER 36
RF transmit power range -16 19 dBm 802.15.4 250 Kbps 37
Sensitivity -104 dBm 802.15.4 250 Kbps @1% PER 37
Maximum received signal 8 dBm 802.15.4 250 Kbps @1% PER 37

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin Solder: Sn-Ag-Cu (SAC305) lead-free solder Temperature (°C) 46

CAD (KiCad official)

  • Symbol: ESP32-C6-WROOM-1-N8
  • Footprint: PCM_Espressif:ESP32-C6-WROOM-1
  • 3D model: ESP32-C6-WROOM-1 (KiCad packages3D, STEP)
  • 3D model files: esp32-c6-wroom-1-n8-etched.step / esp32-c6-wroom-1-n8-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); esp32-c6-wroom-1-n8.step / esp32-c6-wroom-1-n8.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Espressif Systems datasheet (52 pp, sha256 163020762fa6d499, retrieved 2026-10-28, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF