ESP32-WROOM-32E-N4
RF Transceiver Modules and Modems
Technical Specifications
| Type | Description |
|---|---|
| Working Voltage V | 3.3 V |
| Interface | I2C;SPI;UART;SDIO;GPIO |
| Frequency Range | 2.4GHz |
| Utilized IC / Part | ESP32-D0WD-V3;ESP32-D0WDR2-V3 |
| Output Power | 20dBm |
| Antenna Type | On-board PCB Antenna |
| Type | Description |
|---|---|
| Sensitivity | -98dBm |
| Wireless Standard | Bluetooth4.2 |
| Receive Current | 112mA |
| Current Of Transmitting | 239mA |
| Operating Temp | -40°C ~ +85°C |
| Package / Case | SMD,25.5x18mm |
Product Introduction
This module is a 2.4 GHz Wi-Fi + Bluetooth + BLE module with an integrated ESP32 series chip, featuring an Xtensa dual-core 32-bit LX6 processor, optional 4/8/16 MB flash, 26 GPIOs, rich peripherals, and an onboard PCB antenna or external antenna connector.
Features
- Onboard ESP32-DOWD-V3 or ESP32-DOWDR2-V3 chip, Xtensa dual-core 32-bit LX6 microprocessor, supporting clock frequencies up to 240MHz
- 448KB ROM
- 520KB SRAM
- 16KB RTC SRAM
- 802.11b/g/n
- Data rate up to 150Mbps in 802.11n mode
- A-MPDU and A-MSDU aggregation support
- 0.4 µs guard interval
- Operating channel center frequency range: 2412～2484MHz
- Bluetooth V4.2 BR/EDR and Bluetooth LE
- Class-1, Class-2, and Class-3 transmitters
- AFH, CVSD, and SBC
- Up to 26 GPIOs
- 5 strapping pins
- SD card, UART, SPI, SDIO, I2C, LED PWM, motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC, TWAI (compatible with ISO11898-1, i.e., CAN Specification 2.0)
- 40MHz crystal oscillator
- 4/8/16 MB SPI flash (optional)
- ESP32-DOWDR2-V3 chip includes an additional built-in 2MB PSRAM
- ESP32-WROOM-32E: onboard PCB antenna
- ESP32-WROOM-32UE: external antenna via connector
- Operating/supply voltage: 3.0~3.6 V
- Operating temperature: 85°C variant: -40~85°C; 105°C variant: -40~105°C. Note: only modules with built-in 4/8MB flash support the 105°C variant; modules with 16MB flash do not yet support the 105°C variant.
- Bluetooth certification: BQB
- Environmental certification: REACH/RoHS
- HTOL/HTSL/uHAST/TCT/ESD
Applications
- - Smart Home - Industrial Automation - Healthcare - Consumer Electronics - Smart Agriculture
Datasheet
Compliance & Export Codes
| Type | Details |
|---|---|
| RoHS | ROHS |
| ECCN | 5A992c |
| CNHTS | 8517629200 |
| USHTS | 8517620090 |
| TARIC | 8517620000 |
| Type | Details |
|---|---|
| CAHTS | 8517620090 |
| BRHTS | 85176299 |
| INHTS | 85176290 |
| MXHTS | 8517.62.99 |
Frequently Asked Questions
What Compliance Standards Does the Esp32-wroom-32e-n4 Meet?
The module is RoHS compliant, ensuring it meets environmental and hazardous substance restrictions for commercial and industrial use. For additional certification information, operating temperature ranges, and reliability specifications, refer to the product datasheet.
Is the Esp32-wroom-32e-n4 Compatible with Other ESP32 Modules?
The ESP32‑WROOM‑32E‑N4 shares the same form factor and pin count as other modules in the ESP32‑WROOM series. However, designers should verify memory size, antenna type, and other specifications in the datasheet before treating any ESP32 module as a direct drop‑in replacement, as internal configurations may differ.
What Wireless Connectivity Does the Esp32-wroom-32e-n4 Provide?
This module combines 2.4 GHz Wi‑Fi, Bluetooth, and Bluetooth Low Energy (BLE) in a single component, making it suitable for applications requiring dual wireless protocols. The integrated PCB antenna simplifies board design and reduces external component count compared to modules requiring external antenna connectors.
Sourcing Information
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