Bluetooth Low Energy Module Development Board MDBT50Q-DB-33
Raytac’s MDBT50Q and MDBT50Q-P are BT5.2 and BT5.1 stack (Bluetooth Low Energy or BLE) modules designed based on Nordic nRF52833 SoC solution, which incorporates GPIO, SPI, UART, I2C, I2S, PMD, PWM, ADC, NFC, and USB interfaces for connecting peripherals and sensors.

Specifications
- 32-bit ARM® Cortex™ M4F CPU
- Supply: 1.7V – 5.5V
- Flexible and configurable 48 GPIO
- Bluetooth 5, IEEE 802.15.4, 2.4 GHz transceiver
- -95dBm sensitivity in 1Mbps Bluetooth low energy (BLE) mode
- -103dBm sensitivity in 125Kbps BLE mode (long range)
- +8 dBm TX power (down to -20 dBm in 4 dB steps)
- On-air compatible with nRF52, nRF51, nRF24L and nRF24AP Series
- Programmable output power from +8dBm to -20dB
- RSSI (1dB resolution)‧Supported data rates:
- Bluetooth 5: 2Mbps, 1 Mbps, 500 kbps, 125 kbps
- IEEE 802.15.4-2006: 250 kbps
- Proprietary 2.4 GHz: 2 Mbps, 1 Mbps
- Advanced on-chip interfaces
- USB 2.0 full speed (12Mbps) controller
- QSPI 32MHz interface
- High-speed 32MHz SPI
- Type 2 near field communication (NFC-A) tag with wake-on field‧Programmable peripheral interconnect (PPI)
- EasyDMA automated data transfer without CPU processing on peripherals‧12 bit, 200ksps ADC – 8 configurable channels with programmable gain
- 4 x 4 channel pulse width modulator (PWM)units with EasyDMA
- Audio peripherals: I2S, digital microphone interface (PDM)
- 5 X 32-bit timers with counter mode
- Up to 4 x SPI masters / 3 x SPI slaves with EasyDMA
- Up to 2 x I2C compatible 2-wire masters / slaves
- 2 x UART(CTS/RTS) with EasyDMA
- Quadrature decoder (QDEC)
- 3 x 24-bit real-time counters (RTC)
- Operating Temp: -40°C to +85°C
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Raytac Corporation was established in 2004 by a group of engineers with expertise in radio frequency (RF) technology and a team of experienced senior multinational marketing and production personnel. With the core technology know-how in RF and Bluetooth, R&D, and manufacturing and marketing of wireless electronic products, Raytac is committed to providing customers with a more convenient wireless choice.
With the coming hype of IoT, Bluetooth Low Energy (BLE) has become the key to triggering the future. Following Nordic Semiconductor’s steps in the wireless field, Raytac perpetuates efforts to launch various modules to fulfill all developers’ needs and demands.
Raytac acknowledges that developers deserve the best hardware to encourage each IoT plan to connect without borders and inspire without end. We have resolved to focus on creating sophisticated hardware with an easy layout for flexible design. Moreover, the modules are fully certified with not only Bluetooth specification BT4.2, BT5.1, and the latest BT5.2, but also regional safety regulations in central areas such as FCC (USA), CE (EU), IC (Canada), TELEC (Japan), KC (Korea), SRRC (China), RCM (ANZ), WPC (India), etc. Raytac aims to build a value chain to provide customers with a cost-effective, speed-time-to-market solution and reliable quality control system with years of experience.
The mission is “Making people’s lives more convenient through innovation and application of wireless technology.” Raytac will constantly evolve and adapt its Bluetooth technology to provide all its customers with the best solutions in the wireless world. Moreover, we are devoted to being one of the world’s leaders in wireless technology and making increasingly significant contributions to humanity.
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