BCM43907 Datasheet, PDF (3/128 Pages) Cypress Semiconductor – WICED™ IEEE 802.11 a/b/g/n SoC with an Embedded Applications Processor

BCM43907 Preliminary Data Sheet
Figure 1: Functional Block Diagram
USB 2.0
SDIO 3.0
PWM (6)
UART (3)
BSC (2)
SPI or BSC (2)
GPIO (17)
I²S (2)
32 kHz
External LPO
REG_ON
HIB_REG_ON_IN
VBAT
VIO
UART
BSC
PWM
SDIO
SPI
USB
GPIO
JTAG
BCM43907
2 MB RAM,
640 KB ROM
APPS ARM
Cortex-R4
32 KB (I),
32 KB (D)
ICACHE
AXI to AXI
Bridge
Crytography
Engine
TCM
512 KB RAM
320 KB ROM
AXI-to-AXI
Bridge
WLAN
ARM
Cortex-R4
AXI
I²S
Audio
Audio PLL
DMA
RMII/MII
APPS Domain
Always-On Domain
AXI-to-AXI
Bridge
AXI
WLAN
IEEE 802.11 MAC
1 x 1, IEEE 802.11n PHY
2.4 GHz and 5 GHz Radio
2.4 GHz
5 GHz
LNA
PA LNA
PA
RTC
PS RAM
PS
SR_Eng
PMU
TX
Switch
BSC = Broadcom Serial Control. An I²C-compatible interface.
Revision History
RF Switch Controls
37.4 MHz Crystal
WRF_PAOUT_5G
WRF_RFIN_5G
WRF_PAOUT_2G
WRF_RFIN_2G
Broadcom^®
March 12, 2016 • 43907-DS104-R
BROADCOM CONFIDENTIAL
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