EFR32BG1B232 Datasheet, PDF (123/163 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet

EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet
Pin Definitions
QFN48 Pin# and
Name
Pin Alternate Functionality / Description
Pin
#
Pin Name
Analog
Timers
Communication
Radio
Other
7
PF6
BUSAX
BUSBY
TIM0_CC0 #30
TIM0_CC1 #29
TIM0_CC2 #28
TIM0_CDTI0 #27
TIM0_CDTI1 #26
TIM0_CDTI2 #25
TIM1_CC0 #30
TIM1_CC1 #29
TIM1_CC2 #28
TIM1_CC3 #27 LE-
TIM0_OUT0 #30
LETIM0_OUT1 #29
PCNT0_S0IN #30
PCNT0_S1IN #29
US0_TX #30
US0_RX #29
US0_CLK #28
US0_CS #27
US0_CTS #26
US0_RTS #25
US1_TX #30
US1_RX #29
US1_CLK #28
US1_CS #27
US1_CTS #26
US1_RTS #25
LEU0_TX #30
LEU0_RX #29
I2C0_SDA #30
I2C0_SCL #29
FRC_DCLK #30
FRC_DOUT #29
FRC_DFRAME #28
MODEM_DCLK #30
MODEM_DIN #29
MODEM_DOUT #28
MODEM_ANT0 #27
MODEM_ANT1 #26
CMU_CLK1 #7
PRS_CH0 #6
PRS_CH1 #5
PRS_CH2 #4
PRS_CH3 #3
ACMP0_O #30
ACMP1_O #30
8
PF7
BUSAY
BUSBX
TIM0_CC0 #31
TIM0_CC1 #30
TIM0_CC2 #29
TIM0_CDTI0 #28
TIM0_CDTI1 #27
TIM0_CDTI2 #26
TIM1_CC0 #31
TIM1_CC1 #30
TIM1_CC2 #29
TIM1_CC3 #28 LE-
TIM0_OUT0 #31
LETIM0_OUT1 #30
PCNT0_S0IN #31
PCNT0_S1IN #30
US0_TX #31
US0_RX #30
US0_CLK #29
US0_CS #28
US0_CTS #27
US0_RTS #26
US1_TX #31
US1_RX #30
US1_CLK #29
US1_CS #28
US1_CTS #27
US1_RTS #26
LEU0_TX #31
LEU0_RX #30
I2C0_SDA #31
I2C0_SCL #30
FRC_DCLK #31
FRC_DOUT #30
FRC_DFRAME #29
MODEM_DCLK #31
MODEM_DIN #30
MODEM_DOUT #29
MODEM_ANT0 #28
MODEM_ANT1 #27
CMU_CLK0 #7
PRS_CH0 #7
PRS_CH1 #6
PRS_CH2 #5
PRS_CH3 #4
ACMP0_O #31
ACMP1_O #31
GPIO_EM4WU1
9
RFVDD
Radio power supply
10 HFXTAL_N High Frequency Crystal input pin.
11 HFXTAL_P High Frequency Crystal output pin.
12
RESETn
Reset input, active low.To apply an external reset source to this pin, it is required to only drive this pin low
during reset, and let the internal pull-up ensure that reset is released.
13 SUBGRF_OP Sub GHz Differential RF output, positive path.
14 SUBGRF_ON Sub GHz Differential RF output, negative path.
15 SUBGRF_IP Sub GHz Differential RF input, positive path.
16 SUBGRF_IN Sub GHz Differential RF input, negative path.
17
RFVSS
Radio Ground
18
PAVSS
Power Amplifier (PA) voltage regulator VSS
19 2G4RF_ION 2.4 GHz Differential RF input/output, negative path. This pin should be externally grounded.
20 2G4RF_IOP 2.4 GHz Differential RF input/output, positive path.
21
PAVDD
Power Amplifier (PA) voltage regulator VDD input
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