Wi-Fi and Bluetooth/Bluetooth LE MCU module integrates an ESP32-D0WD dual-core processor with 4 MB quad flash. The module supports IEEE 802.11b/g/n at 2.4 GHz with HT20/40 operation up to 150 Mbps and Bluetooth BR/EDR plus Bluetooth LE v4.2. It operates from a 3.0 V to 3.6 V supply and is rated for -40 °C to 85 °C ambient operation. The module provides 38 pins, 32 GPIOs, a PCB antenna, and an 18 mm × 25.5 mm × 3.1 mm footprint.
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| Module type | Wi-Fi + Bluetooth MCU module |
| Core | ESP32-D0WD dual core |
| Maximum CPU frequency | 240MHz |
| Flash memory | 4, QuadMB |
| PSRAM | 0, QuadMB |
| SRAM | 520KB |
| ROM | 448KB |
| Wi-Fi protocol | IEEE 802.11b/g/n; 2.4 GHz; HT20/40; up to 150 Mbps |
| Bluetooth protocol | BR/EDR + Bluetooth LE v4.2 |
| GPIO count | 32 |
| Pin count | 38 |
| Operating temperature | -40 to 85°C |
| Supply voltage range | 3.0 to 3.6V |
| Antenna | PCB |
| Dimensions | 18 x 25.5 x 3.1mm |
| ECCN | 5A992.c |
| Ccats | G185832 |
| Hs Code | 8542311999 |
Download the complete datasheet for Espressif Systems ESP32-WROOM-32D to view detailed technical specifications.
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