Data Sheet

BMD-345 - Data sheet
UBX-19039908 - R07 Functional description Page 7 of 36
1.4 Product specifications
Detail
Description
Bluetooth
Bluetooth version
Bluetooth 5 Low Energy, Concurrent Central & Peripheral (S140), LE Coded
PHY (Long Range), LE 2M PHY, LE 1M PHY, Advertising Extensions,
CSA #2, Bluetooth mesh
Security
AES-128, Arm® Cryptocell accelerated
LE connections
Concurrent central, observer, peripheral, and broadcaster roles with up to
twenty concurrent connections along with one Observer and one
Broadcaster (S140)
IEEE 802.15.4
Thread stack
OpenThread, Thread 1.1
Thread security
AES-128, Arm® Cryptocell accelerated
Zigbee stack
Zigbee Compliant Platform
Radio
Frequency
2.360 GHz to 2.500 GHz
Modulations
GFSK at 1 Mbps and 2 Mbps, QPSK at 250 Kbps
Transmit power (expected EIRP)
+16 dBm maximum (see section 5.1.3 for regional limits)
Receiver sensitivity
−98 dBm (2Mbps), −102 dBm (1Mbps), −107 dBm (125 kbps BLE),
−105 dBm (IEEE 802.15.4)
Antenna
External through U.FL connector
Current consumption (expected)
TX only @ +16 dBm, PA enabled
62.2 mA (7.2 mA nRF52840, 55 mA RFX2411)
RX only @ 1 Mbps, LNA enabled
20 mA (11 mA nRF52840, 9 mA RFX2411)
CPU @ 64 MHz from flash, from RAM,
PA / LNA shutdown mode
6.3 mA (6.3 mA nRF52840, 0.3 µA RFX2411)
5.2 mA (5.2 mA nRF52840, 0.3 µA RFX2411)
System Off, On, no RAM retention,
PA / LNA shutdown mode
0.7 µA (0.4 µA nRF52840, 0.3 µA RFX2411)
1.27 µA (0.97 µA nRF52840, 0.3 µA RFX2411)
System Off, On, full 256 KB RAM retention,
PA / LNA shutdown mode
2.16 µA (1.86 µA nRF52840, 0.3 µA RFX2411)
2.65 µA (2.35 µA nRF52840, 0.3 µA RFX2411)
Dimensions
BMD-345
Length: 15.0 mm ± 0.3 mm
Width: 10.2 mm ± 0.3 mm
Height: 2.0 mm ± 0.1 mm
Hardware
Interfaces
SPI Master/Slave x 4
Quad SPI x 1
UART x 2
I2C Master/Slave x 2
GPIO x 44
I2S x1
PWM x 16 (4 blocks x 4-channels each)
PDM x 1
USB 2.0 x 1
Analog input x 8
Power supply
VDD: 2.0 V to 3.6 V
VBUS: 4.35 V to 5.5 V (For USB operation)
Temperature range
−40 °C to +85 °C
Certifications
USA (FCC)
FCC part 15.247 modular certification FCC ID: XPYBMD345