* Nordic nRF52820 SoC Solution
* A recommended 3rd-party module by Nordic Semiconductor.
* BT5.4 & BT5.2 & BT5.1 & BT5 Bluetooth Specification Certified.
* Supports BT5 Long Range Feature
* Certifications: FCC, IC, CE, Telec (MIC), KC(RF, RF EMC), SRRC, NCC, RCM, WPC
* 32-bit ARM® Cortex™ M4 CPU
* 256kB Flash Memory / 32kB RAM
* RoHS & Reach Compliant.
* Dimension：8.4 x 13.2 x 2.1 mm
* 18 GPIO
* PCB Antenna
* Interfaces: SPI, UART, I2C, PWM, ADC, and USB
* Max temperature: +105 °C
* Highly flexible multiprotocol SoC ideally suited for Bluetooth® Low Energy, Zigbee, Thread (802.15.4) ultra low-power wireless applications.
Raytac’s MDBT50-256R & MDBT50-P256R is a BT5.4 qualifed module designed based on Nordic nRF52820 SoC solution, which incorporates: GPIO, SPI, UART, I2C and USB interfaces for connecting peripherals and sensors.
MDBT50 can be supplied with a voltage from 1.7 to 5.5 V, -40°C~105 industrial operation temperature. Features Upto +8 dBm output power and supports BT5.2 Direction Finding, high-throughput 2 Mbps, Long Range. Multiprotocol radio provides, Thread and Zigbee and Bluetooth mesh protocols.
Bluetooth Qualified Specification: BT5.4 / BT5.3 / BT5.2 / BT5.1 / BT5
Regional Regulation Pre-Certified: FCC/IC/CE/Telec/KC/SRRC/NCC/RCM/WPC/UKCA
Quick Specification:
ARM Cortex –M4 32-bit processor with 64 MHz
Memory: 256KB flash / 32KB RAM
HW accelerated security
128 bit AES / ECB / CCM / AAR co-processor (on-the-fly packet encryption)
Advanced on-chip interfaces
USB 2.0 full speed (12 Mbps) controller
8MHz SPI
Programmable peripheral interconnect (PPI)
18 general purpose I/O pins
EasyDMA automated data transfer between memory and peripherals
4 X 32-bit timers with counter mode
Up to 2 x SPI masters / 2 x SPI slaves with EasyDMA
Up to 2 x I2C compatible 2-wire master / slave
1 x UART(CTS/RTS) with EasyDMA
Quadrature decoder (QDEC)
2 x real-time counters (RTC)
Flexible power management
Supply voltage range 1.7V to 5.5V
On-chip DC/DC and LDO regulators with automated low current modes
Automated peripheral power management
Fast wake-up using 64MHz internal oscillator
0.3uA at 3V in System OFF mode, no RAM retention
1.2uA at 3V in System ON mode, no RAM retention, wake on RTC
Nordic SoftDevice ready with support for concurrent multi-protocol
Operating temperature from -40 to 105 °C
Datasheet
Design Guide
Footprint (compatible for Protel, Eagle, Altium Design)
2D/3D drawing
Reflow/Solder Profile
Spec for external 32.768KHz