Product Descriptions
ESP32-WROVER-B and ESP32-WROVER-IB are two powerful, generic Wi-Fi + Bluetooth® + Bluetooth LE MCU modules that target a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding.
ESP32-WROVER-B comes with a PCB antenna, and ESP32-WROVER-IB with an external antenna connector.
The information in this datasheet is applicable to both modules.
Product Specifications
| Categories | Items | Specifications |
| Certification | RF certification | See certificates for ESP32-WROVER-B and ESP32-WROVER-IB |
| Bluetooth certification | BQB | |
| Green certification | RoHS, REACH | |
| Test | Reliablity | HTOL/HTSL/uHAST/TCT/ESD |
| Wi-Fi | Protocols | 802.11 b/g/n (802.11n up to 150 Mbps) |
| A-MPDU and A-MSDU aggregation and 0.4 µs guard interval support | ||
| Center frequency range of operating channel | 2412 ~ 2484 MHz | |
| Bluetooth | Protocols | Bluetooth v4.2 BR/EDR and Bluetooth LE specification |
| Radio | NZIF receiver with –97 dBm sensitivity | |
| Class-1, class-2 and class-3 transmitter | ||
| AFH | ||
| Audio | CVSD and SBC | |
| Hardware | Module interfaces | SD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM,I2S, IR, pulse counter, GPIO, capacitive touch sensor,ADC, DAC, TWAI® (compatible with ISO 11898-1, i.e. CAN Specification 2.0) |
| Integrated crystal | 40 MHz crystal | |
| Integrated SPI flash | See Table 1 and 2 | |
| Integrated PSRAM | See Table 1 and 2 | |
| Operating voltage/Power supply | 3.0 V ~ 3.6 V | |
| Minimum current delivered by power supply | 500 mA | |
| Recommended operating ambient temperature range | –40 °C ~ 85 °C | |
| Package size | 18 mm × 31.4 mm × 3.3 mm | |
| Moisture sensitivity level (MSL) | Level 3 |
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