nordic hot product rf-star hot product product description long distance 2.4ghz ble 5.0 low energy bluetooth nrf52840 module ipex rf-bm-nd05i is an rf module based on nordic bluetooth 5.0 / bluetooth
rf-bm-nd05i is an rf module based on nordic bluetooth 5.0 / bluetooth mesh / thread / 802.15.4 / ant / 2.4 ghz multiprotocol soc nrf52840-qiaa-r with best-in-class 32-bit arm®cortex®-m4 processor. it integrates a 32.768 khz and a 32 mhz crystal, a power filter, an antenna matching, and an ipex connector. it features high-performance digital interfaces, robust connection distance, and rigid reliability. it supports ble stack v5.0 and can be preprogrammed with a serial interface communication protocol for simple programming. 1.27-mm pitch stamp stick package for easy assembling and cost-effective pcb design. rf-bm-nd05i is pin-to-pin compatible with rf-bm-nd04i.
parameters of rf-bm-nd05i
chipset | nrf52840-qiaa-r |
supply power voltage | 1.8 v ~ 5.5 v, recommended to 3.3 v |
frequency | 2402 mhz ~ 2480 mhz |
transmit power | -20.0 dbm ~ 8.0 dbm |
receiving sensitivity | -96 dbm |
gpio | 29 |
crystal | 32 mhz, 32.768 khz |
ram | 256 kb |
flash | 1 mb |
package | smt packaging |
frequency error | ±20 khz |
dimension | 24.8 mm x 15.0 mm x (2.3 ± 0.1) mm |
type of antenna | ipex connector |
operating temperature | -20 ℃ ~ 70 ℃ |
storage temperature | -40 ℃ ~ 125 ℃ |
| pin | name | chip pin | description |
| 1 | gnd | gnd | gnd |
| 2 | vcc | power | voltage supply 1.7 v ~ 3.6 v |
| 3 | p21 | i/o | p0_21/reset |
| 4 | p22 | i/o | p0_22 of nrf52840 ic |
| 5 | p23 | i/o | p0_23 |
| 6 | p24 | i/o | p0_24 |
| 7 | p25 | i/o | p0_25 |
| 8 | p28 | i/o | p0_28/ain4 |
| 9 | p29 | i/o | p0_29/ain5 |
| 10 | p30 | i/o | p0_30/ain6 |
| 11 | p26 | i/o | p0_26 |
| 12 | p27 | i/o | p0_27 |
| 13 | p02 | i/o | p0_2/ain0 |
| 14 | p03 | i/o | p0_3/ain1 |
| 15 | p04 | i/o | p0_4/ain2 |
| 16 | p05 | i/o | p0_5/ain3 |
| 17 | p06 | i/o | p0_6 |
| 18 | p07 | i/o | p0_7 |
| 19 | p08 | i/o | p0_8 |
| 20 | p09 | i/o | p0_9 |
| 21 | p10 | i/o | p0_10 |
| 22 | p11 | i/o | p0_11 |
| 23 | p12 | i/o | p0_12 |
| 24 | p13 | i/o | p0_13 |
| 25 | p14 | i/o | p0_14 |
| 26 | p15 | i/o | p0_15 |
| 27 | p16 | i/o | p0_16 |
| 28 | swdio | i/o | jtag swd |
| 29 | swclk | i/o | jtag clk |
| 30 | p17 | i/o | p0_17 |
| 31 | p18 | i/o | p0_18 |
| 32 | p19 | i/o | p0_19 |
| 33 | p20 | i/o | p0_20 |
recommended footprint
pin attributes
| pin | name | chip pin | description |
| 1 | gnd | gnd | gnd |
| 2 | vcc | power | voltage supply 1.7 v ~ 3.6 v |
| 3 | p21 | i/o | p0_21/reset |
| 4 | p22 | i/o | p0_22 of nrf52840 ic |
| 5 | p23 | i/o | p0_23 |
| 6 | p24 | i/o | p0_24 |
| 7 | p25 | i/o | p0_25 |
| 8 | p28 | i/o | p0_28/ain4 |
| 9 | p29 | i/o | p0_29/ain5 |
| 10 | p30 | i/o | p0_30/ain6 |
| 11 | p26 | i/o | p0_26 |
| 12 | p27 | i/o | p0_27 |
| 13 | p02 | i/o | p0_2/ain0 |
| 14 | p03 | i/o | p0_3/ain1 |
| 15 | p04 | i/o | p0_4/ain2 |
| 16 | p05 | i/o | p0_5/ain3 |
| 17 | p06 | i/o | p0_6 |
| 18 | p07 | i/o | p0_7 |
| 19 | p08 | i/o | p0_8 |
| 20 | p09 | i/o | p0_9 |
| 21 | p10 | i/o | p0_10 |
| 22 | p11 | i/o | p0_11 |
| 23 | p12 | i/o | p0_12 |
| 24 | p13 | i/o | p0_13 |
| 25 | p14 | i/o | p0_14 |
| 26 | p15 | i/o | p0_15 |
| 27 | p16 | i/o | p0_16 |
| 28 | swdio | i/o | jtag swd |
| 29 | swclk | i/o | jtag clk |
| 30 | p17 | i/o | p0_17 |
| 31 | p18 | i/o | p0_18 |
| 32 | p19 | i/o | p0_19 |
| 33 | p20 | i/o | p0_20 |
