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RF-star Offers Stardard Wireless RF Modules & Solutions, Customized RF HW & SW Solutions and OEM & ODM.

BLE 5.0 Multi-protocol Wireless Communication Module RF-BM-ND04A

RF-BM-ND04A is a multi-protocol module developed for the high reliability, high-performance requirements of Internet of Things products. This module supports Bluetooth5.1 Low Energy, Bluetooth Direction Finding and Thread. Start your product development with RF-BM-ND04A nRF52811 module.

P/N:
RF-BM-ND04A
Goods Stock:
1000
SoC:
nRF52811
Processor:
32-bit ARM® Cortex®-M4 64 MHz
Protocols:
Bluetooth 5.1 low energy, Thread
Working Frequency:
2402 MHz ~ 2480 MHz
Package (mm):
24.8 × 15.0 × 2.3, half-hole, 1.27 pitch, 33-pin
Features:
Bluetooth Direction Finding
GPIO:
29
Max. TX Power:
+4 dBm
Transmission Range:
100 m

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RF-BM-ND04A is an RF module based on Nordic SoC nRF52811 with ARM® Cortex®-M4 32-bit processor. It integrates a 32.768 kHz and a 32 MHz crystal, an LC filter, an antenna matching and, a meander line inverted-F PCB antenna. It supports Bluetooth® 5.1 Low Energy, Bluetooth Direction Finding and Thread, and can be preprogrammed with a serial communication interface protocol for simple programming. Also, the Bluetooth Direction Finding function makes the module enable to enter the AoA/AoD applications. It includes a range of analog and digital interfaces such as ADC, PDM, PWM, UART, SPI and I2C. It features low power consumption, robust connection distance, and rigid reliability.

- Transparent Transmission (Bridge) Protocol -

· Several roles: slave, Beacon

· Max. transparent transmission rate: up to 46 kB/s

Wireless SoC:

ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz
TX power: -20 dBm to +4 dBm
Sensitivity in BLE mode: -97 dBm
Memory

-192 KB flash
-24 KB RAM

RF Features:

Bluetooth 5.1 low energy: :2 Mbps, 1 Mbps, 500 kbps, and 125 kbps
Bluetooth Direction Finding
Thread: 250 kbps
2.4 GHz Proprietary: 2 Mbps, 1 Mbps

Current Consumption:

2.05 μA in sleep mode
68.75 μA at 200 ms broadcast cycle
65.08 μA at 50 ms connection cycle

Operating Range:

Supply voltage range 1.7 V ~ 3.6 V
Working temperature range: -40 °C ~ +85 °C

Rich Peripherals:

12-bit, 200 ksps ADC
29 GPIOs
PWM
PDM
SPI master/slave
I²C master/slave
UART (CTS/RTS)

RF-BM-ND04A Hardware Datasheet V1.0_20230525

NORDIC nRF52 Series Multi-Protocols Modules
Part Number	RF-BM-ND10	RF-BM-ND07	RF-BM-ND06	RF-BM-ND05I	RF-BM-ND05	RF-BM-ND08A	RF-BM-ND04A
Photo
IC	nRF52833	nRF52833	nRF52840	nRF52840	nRF52840	nRF52811	nRF52811
Core	64 MHz ARM® Cortex®-M4F	64 MHz ARM® Cortex®-M4F	64 MHz ARM® Cortex®-M4F	64 MHz ARM® Cortex®-M4F	64 MHz ARM® Cortex®-M4F	64 MHz ARM® Cortex®-M4	64 MHz ARM® Cortex®-M4
Antenna	PCB/IPEX/Half-hole interface	Chip/IPEX/Pad	PCB	IPEX/Half-hole interface	PCB	PCB	PCB
RAM	128 KB	128 KB	256 KB	256 KB	256 KB	24 KB	24 KB
Flash	512 KB	512 KB	1 MB	1 MB	1 MB	192 KB	192 KB
Protocols	BLE5.3, Proprietary, Thread, ZigBee, ANT, NFC	BLE5.3, Proprietary, Thread, ZigBee, ANT, NFC	BLE5.3, Proprietary, Thread, ZigBee, ANT, NFC, Matter	BLE5.3, Proprietary, Thread, ZigBee, ANT, NFC, Matter	BLE5.3, Proprietary, Thread, ZigBee, ANT, NFC, Matter	BLE5.3, Proprietary, Thread, ANT	BLE5.3, Proprietary, Thread, ANT
Power Supply	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V	1.7 V ~ 3.6 V, recommend to 3.3 V
Frequency	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz
Max. TX Power	+8 dBm	+8 dBm	+8 dBm	+8 dBm	+8 dBm	+4 dBm	+4 dBm
Receiving Sensitivity	-103 dBm @ 125 kbps LE Coded PHY -96 dBm @1 Mbit/s BLE	-103 dBm @ 125 kbps LE Coded PHY -96 dBm @1 Mbit/s BLE	-103 dBm @ 125 kbps LE Coded PHY -95 dBm @1 Mbit/s BLE	-103 dBm @ 125 kbps LE Coded PHY -95 dBm @1 Mbit/s BLE	-103 dBm @ 125 kbps LE Coded PHY -95 dBm @1 Mbit/s BLE	-104 dBm @ 125 kbps LE Coded PHY -97 dBm @1 Mbit/s BLE	-104 dBm @ 125 kbps LE Coded PHY -97 dBm @1 Mbit/s BLE
GPIO	42	42	48	29	29	16	29
Working Temperature	-40 ℃ ~ +85 ℃	-40 ℃ ~ +105 ℃	-40 ℃ ~ +85 ℃	-40 ℃ ~ +85 ℃	-40 ℃ ~ +85 ℃	-40 ℃ ~ +85 ℃	-40 ℃ ~ +85 ℃
Storage Temperature	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃	-40 ℃ ~ +125 ℃
Transmission Range	PCB antenna 110 m @ 1M PHY 150 m @ LE CODE	Chip antenna 80 m @ 1M PHY 100 m @ LE CODE	110 m @ 1M PHY 150 m @ LE CODE	External PCB antenna 130 m @ 1M PHY 180 m @ LE CODE	110 m @ 1M PHY 150 m @ LE CODE	80 m @ 1M PHY 110 m @ LE CODE	90 m @ 1M PHY 120 m @ LE CODE
Dimension (mm)	33.0 x 17.7 x 2.1	17.0 x 12.2 x 2.2	24.0 x 20.5 x 2.2	24.8 x 15.0 x 2.3	24.8 x 15.0 x 2.3	15.2 x 11.2 x 1.7	24.8 x 15.0 x 2.3
Package	1.27-mm pitch half-hole	0.5-mm pitch DFN	0.8-mm pitch DFN	1.27-mm pitch half-hole	1.27-mm pitch half-hole	1.27-mm pitch half-hole	1.27-mm pitch half-hole
OTA	√	√	√	√	√	√	√
Bluetooth Mesh	√	√	√	√	√	×	×
Long Range	√	√	√	√	√	√	√
2Mbps PHY	√	√	√	√	√	√	√
AoA/AoD	√	√	×	×	×	√	√
UART Protocol	N/A	N/A	N/A	N/A	N/A	Slave	Slave
Functions	All IOs, Support AoA/AoD	All IOs, Support AoA/AoD, Ultra-small dimension	All IOs, Compact size	Feasible for external antenna, BLE gateway	Rich resources, Smart home gateway	High compatibility, Support AoA/AoD	Support AoA/AoD, High effective

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