ESP32-S3-WROOM-1-N16R2
The ESP32-S3-WROOM-1-N16R2 is an electronic component from Espressif Systems. View the full ESP32-S3-WROOM-1-N16R2 datasheet below including electrical characteristics, absolute maximum ratings.
Manufacturer
Espressif Systems
Overview
Part: ESP32-S3-WROOM-1, ESP32-S3-WROOM-1U from Espressif
Type: Wi-Fi + Bluetooth LE MCU module
Description: Powerful, generic Wi-Fi + Bluetooth LE MCU modules built around the ESP32-S3 series of SoCs, featuring an Xtensa dual-core 32-bit LX7 microprocessor up to 240 MHz, up to 16 MB Flash, up to 8 MB PSRAM, and a rich set of peripherals.
Operating Conditions:
- Supply voltage: 3.0–3.6 V
- Operating ambient temperature: -40 to 65 °C (for -65 °C version), -40 to 85 °C (for -85 °C version), -40 to 105 °C (for -105 °C version)
- CPU clock frequency: Up to 240 MHz
- Wi-Fi center frequency range: 2412–2484 MHz
Absolute Maximum Ratings:
- Max supply voltage: 3.9 V
- Max storage temperature: 150 °C
Key Specs:
- CPU: Xtensa dual-core 32-bit LX7 microprocessor, up to 240 MHz
- ROM: 384 KB
- SRAM: 512 KB
- RTC SRAM: 16 KB
- Flash: Up to 16 MB (Quad SPI)
- PSRAM: Up to 8 MB (Quad SPI or Octal SPI)
- Wi-Fi Standard: 802.11 b/g/n
- Bluetooth Standard: Bluetooth 5 (LE), Bluetooth mesh
Features:
- Xtensa dual-core 32-bit LX7 microprocessor, up to 240 MHz
- Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE)
- Up to
Applications
- Generic Low-power IoT Sensor Hub
- Generic Low-power IoT Data Loggers
- Cameras for Video Streaming
- Over-the-top (OTT) Devices
- USB Devices
- Speech Recognition
- Image Recognition
- Mesh Network
- Home Automation
- Smart Building
- Industrial Automation
- Smart Agriculture
- Audio Applications
- Health Care Applications
- Wi-Fi-enabled Toys
- Wearable Electronics
- Retail & Catering Applications
Pin Configuration
The module has 41 pins. See pin definitions in Table 3 Pin Definitions .
For explanations of pin names and function names, as well as configurations of peripheral pins, please refer to ESP32-S3 Series Datasheet .
Table 3: Pin Definitions
| Name | No. | Type a | Function |
|---|---|---|---|
| GND | 1 | P | GND |
| 3V3 | 2 | P | Power supply |
| EN | 3 | I | High: on, enables the chip. Low: off, the chip powers off. Note: Do not leave the EN pin floating. |
| IO4 | 4 | I/O/T | RTC_GPIO4, GPIO4 , TOUCH4, ADC1_CH3 |
| IO5 | 5 | I/O/T | RTC_GPIO5, GPIO5 , TOUCH5, ADC1_CH4 |
| IO6 | 6 | I/O/T | RTC_GPIO6, GPIO6 , TOUCH6, ADC1_CH5 |
| IO7 | 7 | I/O/T | RTC_GPIO7, GPIO7 , TOUCH7, ADC1_CH6 |
| IO15 | 8 | I/O/T | RTC_GPIO15, GPIO15 , U0RTS, ADC2_CH4, XTAL_32K_P |
| IO16 | 9 | I/O/T | RTC_GPIO16, GPIO16 , U0CTS, ADC2_CH5, XTAL_32K_N |
| IO17 | 10 | I/O/T | RTC_GPIO17, GPIO17 , U1TXD, ADC2_CH6 |
| IO18 | 11 | I/O/T | RTC_GPIO18, GPIO18 , U1RXD, ADC2_CH7, CLK_OUT3 |
| IO8 | 12 | I/O/T | RTC_GPIO8, GPIO8 , TOUCH8, ADC1_CH7, SUBSPICS1 |
| IO19 | 13 | I/O/T | RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2, USB_D- |
| IO20 | 14 | I/O/T | RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1, USB_D+ |
| IO3 | 15 | I/O/T | RTC_GPIO3, GPIO3 , TOUCH3, ADC1_CH2 |
| IO46 | 16 | I/O/T | GPIO46 |
| IO9 | 17 | I/O/T | RTC_GPIO9, GPIO9 , TOUCH9, ADC1_CH8, FSPIHD, SUBSPIHD |
| IO10 | 18 | I/O/T | RTC_GPIO10, GPIO10 , TOUCH10, ADC1_CH9, FSPICS0, FSPIIO4, SUBSPICS0 |
| IO11 | 19 | I/O/T | RTC_GPIO11, GPIO11 , TOUCH11, ADC2_CH0, FSPID, FSPIIO5, SUBSPID |
| IO12 | 20 | I/O/T | RTC_GPIO12, GPIO12 , TOUCH12, ADC2_CH1, FSPICLK, FSPIIO6, SUBSPICLK |
| IO13 | 21 | I/O/T | RTC_GPIO13, GPIO13 , TOUCH13, ADC2_CH2, FSPIQ, FSPIIO7, SUBSPIQ |
| IO14 | 22 | I/O/T | RTC_GPIO14, GPIO14 , TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS, SUBSPIWP |
| IO21 | 23 | I/O/T | RTC_GPIO21, GPIO21 |
| IO47 | 24 | I/O/T | SPICLK_P_DIFF, GPIO47 , SUBSPICLK_P_DIFF |
| IO48 | 25 | I/O/T | SPICLK_N_DIFF, GPIO48 , SUBSPICLK_N_DIFF |
| IO45 | 26 | I/O/T | GPIO45 |
| IO0 | 27 | I/O/T | RTC_GPIO0, GPIO0 |
| IO35 b | 28 | I/O/T | SPIIO6, GPIO35 , FSPID, SUBSPID |
Cont'd on next page
Table 3 - cont'd from previous page
| Name | No. | Type a | Function |
|---|---|---|---|
| IO37 b | 30 | I/O/T | SPIDQS, GPIO37 , FSPIQ, SUBSPIQ |
| IO38 | 31 | I/O/T | GPIO38 , FSPIWP, SUBSPIWP |
| IO39 | 32 | I/O/T | MTCK , GPIO39, CLK_OUT3, SUBSPICS1 |
| IO40 | 33 | I/O/T | MTDO , GPIO40, CLK_OUT2 |
| IO41 | 34 | I/O/T | MTDI , GPIO41, CLK_OUT1 |
| IO42 | 35 | I/O/T | MTMS , GPIO42 |
| RXD0 | 36 | I/O/T | U0RXD , GPIO44, CLK_OUT2 |
| TXD0 | 37 | I/O/T | U0TXD , GPIO43, CLK_OUT1 |
| IO2 | 38 | I/O/T | RTC_GPIO2, GPIO2 , TOUCH2, ADC1_CH1 |
| IO1 | 39 | I/O/T | RTC_GPIO1, GPIO1 , TOUCH1, ADC1_CH0 |
| GND | 40 | P | GND |
| EPAD | 41 | P | GND |
Electrical Characteristics
Table 11: DC Characteristics (3.3 V, 25 °C)
| Symbol | Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| C IN | Pin capacitance | - | 2 | - | pF |
| V IH | High-level input voltage | 0.75 × VDD 1 | - | VDD 1 + 0.3 | V |
| V IL | Low-level input voltage | -0.3 | - | 0.25 × VDD 1 | V |
| I IH | High-level input current | - | - | 50 | nA |
| I IL | Low-level input current | - | - | 50 | nA |
| V OH 2 | High-level output voltage | 0.8 × VDD 1 | - | - | V |
| V OL 2 | Low-level output voltage | - | - | 0.1 × VDD 1 | V |
| I OH | High-level source current (VDD 1 = 3.3 V, V OH >= 2.64 V, PAD_DRIVER = 3) | - | 40 | - | mA |
| I OL | Low-level sink current (VDD 1 = 3.3 V, V OL = 0.495 V, PAD_DRIVER = 3) | - | 28 | - | mA |
| R PU | Internal weak pull-up resistor | - | 45 | - | k Ω |
| R PD | Internal weak pull-down resistor | - | 45 | - | k Ω |
Cont'd on next page
Absolute Maximum Ratings
Stresses above those listed in Table 9 Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under Table 10 Recommended Operating Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
Table 9: Absolute Maximum Ratings
| Symbol | Parameter | Min | Max | Unit |
|---|---|---|---|---|
| VDD33 | Power supply voltage | -0.3 | 3.6 | V |
| T STORE | Storage temperature | -40 | 105 | °C |
Recommended Operating Conditions
Table 10: Recommended Operating Conditions
| Symbol | Parameter | Min | Typ | Max | Unit | |
|---|---|---|---|---|---|---|
| VDD33 | Power supply voltage | Power supply voltage | 3 | 3.3 | 3.6 | V |
| I VDD | Current delivered by external power supply | Current delivered by external power supply | 0.5 | - | - | A |
| T A | Operating ambient temperature | 65 °C version | -40 | - | 65 | °C |
| T A | Operating ambient temperature | 85 °C version | -40 | - | 85 | °C |
| T A | Operating ambient temperature | 105 °C version | -40 | - | 105 | °C |
Package Information
This section provides the following resources for your reference:
- Figures for recommended PCB land patterns with all the dimensions needed for PCB design. See Figure 10 ESP32-S3-WROOM-1 Recommended PCB Land Pattern and Figure 11 ESP32-S3-WROOM-1U Recommended PCB Land Pattern .
- Source files of recommended PCB land patterns to measure dimensions not covered in Figure 10 and Figure 11. You can view the source files for ESP32-S3-WROOM-1 and ESP32-S3-WROOM-1U with Autodesk Viewer.
- 3D models of ESP32-S3-WROOM-1. Please make sure that you download the 3D model file in .STEP format (beware that some browsers might add .txt).
Figure 10: ESP32-S3-WROOM-1 Recommended PCB Land Pattern
Figure 10: ESP32-S3-WROOM-1 Recommended PCB Land Pattern
Figure 11: ESP32-S3-WROOM-1U Recommended PCB Land Pattern
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| ESP32-S3 | Espressif Systems | 56-VFQFN Exposed Pad |
| ESP32-S3-WROOM-1 | Espressif Systems | — |
| ESP32-S3-WROOM-1-N16 | Espressif Systems | 41-SMD Module |
| ESP32-S3-WROOM-1-N16R8 | Espressif Systems | — |
| ESP32-S3-WROOM-1U | Espressif Systems | — |
| ESP32-S3R8 | Espressif Systems | 56-VFQFN Exposed Pad |
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