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Bluetooth UART module BLE4.2 CC2541 Module RF-BM-S02A

  • Bluetooth LE4.2 CC2541 UART Module with Low Consumption
  • Bluetooth LE4.2 CC2541 UART Module with Low Consumption
  • Bluetooth LE4.2 CC2541 UART Module with Low Consumption
  • Bluetooth LE4.2 CC2541 UART Module with Low Consumption
  • Bluetooth LE4.2 CC2541 UART Module with Low Consumption

Bluetooth UART module BLE4.2 CC2541 Module RF-BM-S02A

RF-BM-S02A CC2541 Bluetooth LE 4.2 module, one of the most popular wireless modules of RF-star, is aimed in smart battery-supplied applications. RF-BM-S02A with its small size and high performance will be your right choice in design.


  • P/N:

    RF-BM-S02A

  • SoC:

    CC2541

  • Processor:

    Low-Power 8051 Microcontroller Core With Code Prefetch

  • Protocols:

    Bluetooth 4.2 low energy

  • Working Frequency:

    2402 MHz ~ 2480 MHz

  • Package (mm):

    15.1 x 11.3 x 1.7, half-hole, 1.27 pitch, 18-pin

  • Features:

    Small size package

  • GPIO:

    13

  • Max. TX Power:

    0 dBm

  • Transmission Range:

    20 m
Inquiry Now

RF-BM-S02A is a low-power Bluetooth LE4.2 module based on Texas Instruments CC2541 SoC. The 8051 core is the main processor. The module integrates a 32 MHz crystal, a 32.768 kHz crystal, an LC balun, and a high-performance inverted-F PCB antenna. Its package supports pin-2-pin compatible with a series of BLE modules of RF-star. The module can work as transparent transmission mode (bridge mode) and direct-driven mode.


Bluetooth UART module BLE4.2 CC2541 Module


- BLE 4.2 Transparent Transmission (Bridge) Protocol -

key features of BLE 4.2 Transparent Transmission module

- Direct-Driven Protocol -

RF-BM-S02A supports direct-driven mode

· Module roles: slave, master

· Adjustable parameters: baud rate, connection interval, broadcast interval, TX power…

key features of master slave module


Wireless SoC:


  • Low-Power 8051 Microcontroller Core With Code Prefetch
  • TX power: 0 dBm
  • Sensitivity in BLE mode: -94 dBm
  • Memory
    • -256 kB flash
    • -8 kB SRAM


Features:


  • Bluetooth 4.2 low energy


Current Consumption:


  • 0.35 μA in sleep mode
  • 202 μA at 250 ms broadcast cycle
  • 243 μA at 100 ms connection cycle

Operating Range:


  • Supply voltage range: 2.0 V ~ 3.6 V
  • Working temperature range: -40 °C ~ +85 °C


Rich Peripherals:


  • ADC
  • 13 GPIOs
  • I²C
  • IR
  • DMA
  • UART (CTS/RTS)


TI CC254x Series BLE Modules
Part Number RF-BM-S01 RF-BM-S01A RF-BMPA-2541B1 RF-BM-S02 RF-BM-S02A RF-BM-S02I
Photo
IC C2540 CC2541 CC2541, CC2592 C2540 CC2541 C2540
Core 8051 8051 8051 8051 8051 8051
Antenna PCB/Half-hole interface PCB/Half-hole interface PCB/IPEX/Half-hole interface PCB PCB IPEX
RAM 8 KB 8 KB 8 KB 8 KB 8 KB 8 KB
Flash 256 KB 256 KB 256 KB 256 KB 256 KB 256 KB
Protocols BLE4.2 BLE4.2 BLE4.2 BLE4.2 BLE4.2 BLE4.2
Power Supply 2.0 V ~ 3.6 V, recommend to 3.3 V 2.0 V ~ 3.6 V, recommend to 3.3 V 2.0 V ~ 3.6 V, recommend to 3.3 V 2.0 V ~ 3.6 V, recommend to 3.3 V 2.0 V ~ 3.6 V, recommend to 3.3 V 2.0 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
Max. TX Power +4 dBm 0 dBm +19 dBm +4 dBm 0 dBm +4 dBm
Receiving Sensitivity -94 dBm -94 dBm -94 dBm -94 dBm -94 dBm -94 dBm
GPIO 19 19 19 13 13 13
Working Temperature -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃
Storage Temperature -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃
Transmission Range 75 m 55 m 120 m 70 m 50 m 80 m (external PCB antenna)
Dimension (mm) 17.4 x 13.7 x 1.7 17.4 x 13.7 x 1.7 31.4 x 13.7 x 2.1 15.2 x 11.2 x 1.7 15.2 x 11.2 x 1.7 15.2 x 11.2 x 2.1
Package 1.27-mm pitch half-hole 1.27-mm pitch half-hole 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 Master/Slave Master/Slave Master/Slave Master/Slave Master/Slave Master/Slave
Functions All IOs, Transparent transmission & Direct-driven All IOs, Transparent transmission & Direct-driven PA+LNA, longer transmission range Small dimension, Transparent transmission & Direct-driven Small dimension, Transparent transmission & Direct-driven External antenna, Transparent transmission & Direct-driven
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