Generic (unbranded)

ESP32-S3 SuperMini Dev Board pinout

Name: ESP32-S3 SuperMini Dev Board pinout with per-pin electrical limits
Creator: Xirkit
License: https://creativecommons.org/licenses/by/4.0/

All 38 pins of the ESP32-S3 SuperMini Dev Board, each mapped to the ESP32-S3FH4R2 pad it routes to, with its functions and — for 35 pins — the voltage and current limits from the chip datasheet.

38 pins35 with electrical limits1 power in1 ground1 power out35 gpio

ESP32-S3 SuperMini Dev Board pins, functions and electrical limits

VIH/VIL: input thresholds · VOH/VOL: output levels · IOH/IOL: output current. Values apply to the chip pad each pin routes to, under the conditions cited in the source.
Pin	Position	Kind	Chip pad	Functions	VIH	VIL	VOH	VOL	IOH	IOL	5 V tolerant	Abs max	Source
5V	B1	power in		power_in									p.3
GND	B2	ground		ground
3V3	B3	power out		power_out									p.3
TX	T1	gpio	GPIO43	uart, U0TXD (UART0 TX, boot console), U0TXD, GPIO43, CLK_OUT1, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
RX	T2	gpio	GPIO44	uart, U0RXD (UART0 RX), U0RXD, GPIO44, CLK_OUT2, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO1	T3	gpio	GPIO1	adc, TOUCH1, ADC1_CH0, GPIO1, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO1, sar_i2c_sda_0	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO2	T4	gpio	GPIO2	adc, TOUCH2, ADC1_CH1, GPIO2, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO2, sar_i2c_scl_1	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO3	T5	gpio	GPIO3	adc, strapping: JTAG signal-source selection, TOUCH3, ADC1_CH2, GPIO3, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO3, sar_i2c_sda_1	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO4	T6	gpio	GPIO4	adc, TOUCH4, ADC1_CH3, GPIO4, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO4	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO5	T7	gpio	GPIO5	adc, TOUCH5, ADC1_CH4, GPIO5, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO5	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO6	T8	gpio	GPIO6	adc, TOUCH6, ADC1_CH5, GPIO6, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO6	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO7	T9	gpio	GPIO7	adc, TOUCH7, ADC1_CH6, GPIO7, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO7	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO8	B9	gpio	GPIO8	adc, TOUCH8, ADC1_CH7, GPIO8, SUBSPICS1, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO8	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO9	B8	gpio	GPIO9	adc, FSPIHD, TOUCH9, ADC1_CH8, GPIO9, SUBSPIHD, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO9	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO10	B7	gpio	GPIO10	adc, FSPICS0, TOUCH10, ADC1_CH9, GPIO10, FSPIIO4, SUBSPICS0, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO10	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO11	B6	gpio	GPIO11	adc, FSPID (MOSI), TOUCH11, ADC2_CH0, GPIO11, FSPIIO5, SUBSPID, FSPID, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO11	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO12	B5	gpio	GPIO12	adc, FSPICLK, TOUCH12, ADC2_CH1, GPIO12, FSPIIO6, SUBSPICLK, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO12	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO13	B4	gpio	GPIO13	adc, FSPIQ (MISO), TOUCH13, ADC2_CH2, GPIO13, FSPIIO7, SUBSPIQ, FSPIQ, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO13	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO14	back pad	gpio	GPIO14	adc, FSPIWP, TOUCH14, ADC2_CH3, GPIO14, FSPIDQS, SUBSPIWP, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO14	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO15	back pad	gpio	GPIO15	adc, XTAL_32K_P, ADC2_CH4, GPIO15, U0RTS, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO15	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO16	back pad	gpio	GPIO16	adc, XTAL_32K_N, ADC2_CH5, GPIO16, U0CTS, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO16	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO17	back pad	gpio	GPIO17	ADC2_CH6, GPIO17, U1TXD, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO17	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO18	back pad	gpio	GPIO18	ADC2_CH7, GPIO18, U1RXD, CLK_OUT3, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO18	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO21	back pad	gpio	GPIO21	GPIO21, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera), RTC_GPIO21	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO33	back pad	gpio	GPIO33	GPIO33, FSPIHD, SUBSPIHD, SPIIO4, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO34	back pad	gpio	GPIO34	GPIO34, FSPICS0, SUBSPICS0, SPIIO5, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO35	back pad	gpio	GPIO35	GPIO35, FSPID, SUBSPID, SPIIO6, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO36	back pad	gpio	GPIO36	GPIO36, FSPICLK, SUBSPICLK, SPIIO7, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO37	back pad	gpio	GPIO37	GPIO37, FSPIQ, SUBSPIQ, SPIDQS, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO38	back pad	gpio	GPIO38	GPIO38, FSPIWP, SUBSPIWP, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO39	back pad	gpio	GPIO39	MTCK (JTAG TCK), MTCK, GPIO39, CLK_OUT3, SUBSPICS1, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO40	back pad	gpio	GPIO40	MTDO (JTAG TDO), MTDO, GPIO40, CLK_OUT2, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO41	back pad	gpio	GPIO41	MTDI (JTAG TDI), MTDI, GPIO41, CLK_OUT1, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO45	back pad	gpio	GPIO45	strapping: VDD_SPI voltage selection, GPIO45, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO42	back pad	gpio	GPIO42	MTMS (JTAG TMS), MTMS, GPIO42, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO46	back pad	gpio	GPIO46	strapping: boot mode / ROM print, GPIO46, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO47	back pad	gpio	GPIO47	SPICLK_P_DIFF, GPIO47, SUBSPICLK_P_DIFF, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2
IO48	back pad	gpio	GPIO48	onboard WS2812 RGB LED (DIN), SPICLK_N_DIFF, GPIO48, SUBSPICLK_N_DIFF, GPIO matrix (any routable peripheral signal: UART, I2C, I2S, LEDC PWM, MCPWM, RMT, PCNT, TWAI, SPI, LCD/camera)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-S3 datasheet p.65 table 65_2

ESP32-S3 SuperMini Dev Board overview · All development boards