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.
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.
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 |
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. |
