Overview
BCM4339 Preliminary Data Sheet
Figure 2: BCM4339 Block Diagram
SECI UART
and GCI-GPIOs
GCI
WL_HOST_WAKE
WL_DEV_WAKE
JTAG
Other GPIOs
TCM
RAM768KB
ROM640KB
WLAN RAM
RAM
Sharing
ROM
BT_HOST_WAKE
BT_DEV_WAKE
UART
SDIOD
SDIO 3.0
UART
I2S
USB 2.0
PCM
USB
ARMCM3
ARMCR4
PCM
I2S
Other GPIOs
BT Access
WLAN ab
WLAN
Master
Slave
AXI2AHB
AHB2AXI
PCIE 1.1
PCIE
Registers
DMA
Chip
Common
OTP
WL_REG_ON
BT_REG_ON
AXI2APB
JTAG
Master
RX/TX
BLE
PMU
VBAT
DOT11MAC (D11)
GCI Coex I/F
LCU
GPIO
Timers
WD
Pause
APU
Shared LNA Control
and Other Coex I/Fs
RF Switch Controls
XTAL
1 x 1 802.11ac PHY
BlueRF
2.4 GHz/5 GHz 802.11ac
Dual-Band Radio
Modem
FM
RX
FM Analog Audio
Bluetooth RF
32 kHz External LPO
BT
PA
WLAN
Bluetooth FM
FEM or
SP3T
FEM or
SPDT
CLB
2.4 GHz
5 GHz
Diplexer
Broadcom®
November 17, 2014 • 4339-DS106-R
Page 21
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