BCM20706 Data Sheet
Pin Descriptions
Table 6: BCM20706 49-Ball Pin List (Cont.)
Power
Pin
Signal
I/O
Domain
Description
A8
I2S_DO/PCM_OUT
I/O
VDDO
PCM/I2S data output.
I2C_SCL
P3
I
I
VDDO
VDDO
GPIO: P3
Quadrature: QDX1
Peripheral UART: puart_cts
SPI_1: SPI_CLK (master and slave)
P29
GPIO: P29
Optical control output: QOC3
A/D converter input 10
LED2
PWM3
Current: 16 mA sink
P35
I
VDDO
GPIO: P35
A/D converter input 4
Quadrature: QDY1
Peripheral UART: puart_cts
BSC: SDA
B7
I2S_CLK/PCM_CLK
P2
I/O
I
VDDO
VDDO
PCM/I2S clock
GPIO: P2
Quadrature: QDX0
Peripheral UART: puart_rx
SPI_1: SPI_CS (slave only)
SPI_1: MOSI (master only)
P28
PWM2
I
I
VDDO
VDDO
GPIO: P28
Optical control output: QOC2
A/D converter input 11
LED1
Current: 16 mA sink
P37
GPIO: P37
A/D converter input 2
Quadrature: QDZ1
SPI_1: MISO (slave only)
Auxiliary clock output: ACLK1
BSC: SCL
C8
I2S_WS/PCM_SYNC
P0
I/O
I
VDDO
VDDO
PCM sync/I2S word select
GPIO: P0
A/D converter input 29
Peripheral UART: puart_tx
SPI_1: MOSI (master and slave)
IR_RX
60Hz_main
Note: Not available during TM1 = 1.
P34
I
I
VDDO
VDDO
GPIO: P34
A/D converter input 5
Quadrature: QDY0
Peripheral UART: puart_rx
External T/R switch control: tx_pd
G2
BT_OTP_3P3V_ON
•
•
If OTP is used, pull this pin high.
If OTP is not used, pull this pin low.
Broadcom®
Bluetooth SoC
May 19, 2016 • 20706-DS202-R
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