BCM20706 Data Sheet
Pin Assignments
Section 2: Pin Assignments
Pin Descriptions
Table 6: BCM20706 49-Ball Pin List
Power
Pin
Signal
I/O
Domain
Description
Radio
A2
A4
A5
RFOP
I/O
I
VDD_RF
VDD_RF
VDD_RF
RF I/O antenna port
XO_IN
XO_OUT
Crystal or reference input
Crystal oscillator output
O
Voltage Regulators
D1
VBAT
I
N/A
VBAT input pin.
This must be less than or equal to VDDO.
E1
E2
F1
VDD2P5_IN
VDD2P5_OUT
VDDC_OUT
I
N/A
N/A
N/A
2.5V LDO input
O
O
2.5V LDO output
1.2V LDO output
Straps
G3
F2
A6
G7
BT_XTAL_STRAP_0
BT_XTAL_STRAP_1
RST_N
I
I
I
I
VDDO
VDDO
VDDO
VDDO
A strap for choosing the XTAL frequencies.
A strap for choosing the XTAL frequencies.
Active-low reset input
BT_TM1
Reserved: connect to ground.
Digital I/O
F8 BT_GPIO_0
I
I
VDDO
VDDO
BT_GPIO_0/BT_DEV_WAKE A signal from the host
to the BCM20706 that the host requires attention.
P36
P38
GPIO: P36
A/D converter input 3
Quadrature: QDZ0
SPI_1: SPI_CLK (master and slave)
Auxiliary Clock Output: ACLK0
External T/R switch control: ~tx_pd
I
VDDO
GPIO: P38
A/D converter input 1
SPI_1: MOSI (master and slave)
IR_TX
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May 19, 2016 • 20706-DS202-R
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