BCM43907 Preliminary Data Sheet
Signal Descriptions
Table 10: Signal Descriptions (Cont.)
Signal Name Type Description
Bump Number
RF Signal Interface (WLAN)
246
233
245
239
235
WRF_RFIN_2G
I
2.4 GHz WLAN receiver input
5 GHz WLAN receiver input
2.4 GHz WLAN PA output
5 GHz WLAN PA output
WRF_RFIN_5G
I
WRF_PAOUT_2G
WRF_PAOUT_5G
WRF_EXT_TSSIA
O
O
I
5 GHz TSSI input from an optional external power
amplifier/power detector
237
WRF_GPAIO_OUT
I/O
Analog GPIO
RF Switch Control Lines
215
214
211
205
206
207
202
201
200
196
RF_SW_CTRL_0
O
Programmable RF switch control lines. The control lines
are programmable via the driver and nvram.txt file.
RF_SW_CTRL_1
RF_SW_CTRL_2
RF_SW_CTRL_3
RF_SW_CTRL_4
RF_SW_CTRL_5
RF_SW_CTRL_6
RF_SW_CTRL_7
RF_SW_CTRL_8
RF_SW_CTRL_9
O
O
O
O
I/O
I/O
I/O
I/O
I/O
SDIO Interface
152
151
150
149
148
147
SDIO_CLK
I/O
I/O
I/O
I/O
I/O
I/O
SDIO cock
SDIO_CMD
SDIO command line
SDIO data line 0
SDIO data line 1
SDIO data line 2
SDIO data line 3
SDIO_DATA_0
SDIO_DATA_1
SDIO_DATA_2
SDIO_DATA_3
S/PDIF Interface
Note: Supported via 161 (I2S_SDATAO0) and 155 (I2S_SDATAO1).
SPI Flash Interface
77
73
71
75
72
74
SFL_CLK
SFL_IO0
SFL_IO1
SFL_IO2
SFL_IO3
SFL_CS
O
Flash clock
Flash data
I/O
I/O
I/O
I/O
O
Flash data
Flash data
Flash data
Flash slave select
Broadcom®
March 12, 2016 • 43907-DS104-R
Page 63
BROADCOM CONFIDENTIAL
CYPRESS [ CYPRESS ]
