home automation gpio fcc rf powerful programmed efr32mg 3b32_v102 zll price of zigbee wireless module
3b32-v102 module is based on efr32mg1b232f256gm32-c0 of silicon labs. the efr32mg1b232f256gm32-c0 is a true system-on-chip (soc) solution for zigbee, thread and multiprotocol, and it supports the following modulation formats: 2/4 (g)fsk with fully configurable shaping, bpsk / dbpsk tx, ook / ask, shaped oqpsk / (g)msk, configurable dsss and fec. the module enables industry-leading energy efficiency, ultra-fast wakeup times, a scalable power amplifier and no-compromise mcu. it integrates 32-bit arm ò cortexò-m4 core with 40 mhz maximum operating frequency, pa with up to 19.5 dbm and balun.
• 40mhz 32-bit arm cortex-m4f core mcu with up to 1mb flash memory, up to 256kb ram • rf frequency range: 2.4ghz ism band
• rf output power: up to 19.5dbm
• integrated dc-dc converter with rf noise mitigation
• 12-channel peripheral reflex system enabling autonomous interaction of mcu peripherals
• hardware crypto accelerator and true random number generator
• protocol stack: zigbee, thread, zigbee rc. also bluetooth smart and proprietary on performance parts
parameters of 3b32_v102
chipset | silicon labs: efr32mg1b232f256gm32-c0 |
supply power voltage | 2.3 v ~ 3.6 v, recommended to 3.3 v |
frequency | 2400 mhz ~ 2483.5 mhz |
transmit power | -30.0 dbm ~ 19.5 dbm |
receiving sensitivity | -98 dbm |
gpio | 12 |
crystal | 38.4 mhz |
ram | 32 kb |
flash | 256 kb |
package | smt packaging |
frequency error | ±20 khz |
dimension | 20.4 mm x 14.8 mm x (1.7± 0.1) mm |
type of antenna | pcb antenna (by default) /ipex connector |
operating temperature | -40 ℃ ~ 85 ℃ |
storage temperature | -40 ℃ ~ 125 ℃ |
rx current (1 mbps gfsk) | 8.7 ma |
rx current (250 kbps 0-qpsk dsss) | 9.8 ma |
tx current @ 0 dbm | 8.2 ma |
deep sleep mode | 5.5 µa |
pin functions of 3b32_v102
pin | name | chip pin | pin type | description |
1 | pd13 | pd13 | i/o | gpio (5v) |
2 | pd14 | pd14 | i/o | gpio (5v) |
3 | pd15 | pd15 | i/o | gpio (5v) |
4 | pb13 | pb13 | i/o | gpio (5v) |
5 | pb12 | pb12 | i/o | gpio (5v), ptldata |
6 | pb11 | pb11 | i/o | gpio (5v) |
7 | pb14 | pb14 | i/o | gpio (5v) |
8 | pb15 | pb15 | i/o | gpio (5v) |
9 | pa0 | pa0 | i/o | gpio, uart_tx |
10 | pa1 | pa1 | i/o | gpio, uart_rx |
11 | vcc | vcc | 3v3 | power supply: 2.3 v ~ 3.6 v. recommended to 3. 3 v. |
12 | pf2 | pf2 | i/o | gpio (5v) |
13 | gnd | gnd | ground | ground |
14 | pc11 | pc11 | i/o | gpio (5v) |
15 | swclk | pf0 | swclk | debugger swclk |
16 | vcc | vcc | 3v3 | power supply: 2.3 v ~ 3.6 v. recommended to 3. 3 v. |
17 | swdio | pf1 | swdio | debugger swdio |
18 | gnd | gnd | ground | ground |
19 | res | resetn | reset | reset. active low. |
recommended footprint
pin attributes
pin functions of 3b32_v102
pin | name | chip pin | pin type | description |
1 | pd13 | pd13 | i/o | gpio (5v) |
2 | pd14 | pd14 | i/o | gpio (5v) |
3 | pd15 | pd15 | i/o | gpio (5v) |
4 | pb13 | pb13 | i/o | gpio (5v) |
5 | pb12 | pb12 | i/o | gpio (5v), ptldata |
6 | pb11 | pb11 | i/o | gpio (5v) |
7 | pb14 | pb14 | i/o | gpio (5v) |
8 | pb15 | pb15 | i/o | gpio (5v) |
9 | pa0 | pa0 | i/o | gpio, uart_tx |
10 | pa1 | pa1 | i/o | gpio, uart_rx |
11 | vcc | vcc | 3v3 | power supply: 2.3 v ~ 3.6 v. recommended to 3. 3 v. |
12 | pf2 | pf2 | i/o | gpio (5v) |
13 | gnd | gnd | ground | ground |
14 | pc11 | pc11 | i/o | gpio (5v) |
15 | swclk | pf0 | swclk | debugger swclk |
16 | vcc | vcc | 3v3 | power supply: 2.3 v ~ 3.6 v. recommended to 3. 3 v. |
17 | swdio | pf1 | swdio | debugger swdio |
18 | gnd | gnd | ground | ground |
19 | res | resetn | reset | reset. active low. |
