EZR32HG220 Datasheet, PDF (73/86 Pages) Silicon Laboratories – Consumer electronics

EZR32HG220 Data Sheet
Pinout and Package
QFN48 Pin# and Name
Pin Alternate Functionality / Description
Pin
#
Pin Name
Analog
Timers
Communication
Other
22
RFVDD_2
+1.8 to +3.6 V Supply Voltage Input to Internal Regulators for the Radio. The recommended VDD supply
voltage is +3.3 V.
23
TXRAMP
Programmable Bias Output with Ramp Capability for External FET PA.
24
RFVDD_1
+1.8 to +3.6 V Supply Voltage Input to Internal Regulators for the Radio. The recommended VDD supply
voltage is +3.3 V.
25
GPIO0
General Purpose Digital I/O for the radio. May be configured to perform various EZRadio functions, in-
cluding Clock Output, FIFO Status, POR, Wake-up Timer, TRSW, AntDiversity control, etc.
26
GPIO1
General Purpose Digital I/O for the radio. May be configured to perform various EZRadio functions, in-
cluding Clock Output, FIFO Status, POR, Wake-up Timer, TRSW, AntDiversity control, etc.
27
PB7
LFXTAL_P
TIM1_CC0 #3
US0_TX #4
28
PB8
LFXTAL_N
TIM1_CC1 #3
US0_RX #4
29
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.
30
PB11
IDAC0_OUT
TIM1_CC2 #3
PCNT0_S1IN #4
CMU_CLK1 #3
31
AVDD_1
Analog power supply 1.
32
PB13
HFXTAL_P
US0_CLK #4/5
LEU0_TX #1
33
PB14
HFXTAL_N
US0_CS #4/5 LEU0_RX
#1
34
IOVDD_3
Digital IO power supply 3.
35
AVDD_0
Analog power supply 0.
36
PD4
ADC0_CH4
LEU0_TX #0
37
PD5
ADC0_CH5
LEU0_RX #0
38
PD6
ADC0_CH6
TIM1_CC0 #4
PCNT0_S0IN #3
USRF1_RX #2
I2C0_SDA #1
BOOT_RX
39
PD7
ADC0_CH7
TIM1_CC1 #4
PCNT0_S1IN #3
USRF1_TX #2
I2C0_SCL #1
CMU_CLK0 #2
BOOT_TX
40
VDD_DREG Power supply for on-chip voltage regulator.
41
DECOUPLE
Decouple output for on-chip voltage regulator. An external capacitance of size C_DECOUPLE is required at
this pin.
42
PC8
TIM2_CC0 #2
US0_CS #2
43
PC9
TIM2_CC1 #2
US0_CLK #2
GPIO_EM4WU2
44
PC10
TIM2_CC2 #2
US0_RX #2
45
PC11
US0_TX #2
46
PC13
TIM0_CDTI0 #1/6
TIM1_CC0 #0
TIM1_CC2 #4
PCNT0_S0IN #0
47
PC14
TIM0_CDTI1 #1/6
TIM1_CC1 #0
PCNT0_S1IN #0
US0_CS #3 LEU0_TX
#5
PRS_CH0 #2
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