BCM43143KMLGT Datasheet, PDF (12/58 Pages) Cypress Semiconductor – Single-Chip IEEE 802.11b/g/n MAC/PHY/Radio with USB/SDIO Host Interface

BCM43143 Advance Data Sheet
Figure 3 shows a block diagram of the device.
Figure 3: BCM43143 Functional Block Diagram
USB
Digital
I/Os
JTAG_SEL
UART
Host Interface
USB20d
SDIOd
I²S
ChipCommon
WDog timer
OTP
(2 Kbits) DevID
GPIO
SECI
(BT Coex)
SFLASH
GSIO
(SPI2C)
JTAG
UART
PMU Ctrl
PMU
AXI
backplane
PL301
SAXI
AXI2APB 0
(Core register ifc)
BCM43143
(PL368/9 regs. ifc)
AXI2APB 1
ARM
CORTEX-M3
RAM
(448 KB)
ROM
(256 KB)
SOCSRAM
Clock and Reset
DFLL
PLL
(inside USB)
PLL
(inside WL radio)
ClkRst POR
Power Topology
BUCK
(inside PMU)
CLDO
(inside PMU)
CLDO
(inside USB)
mini PMU
(inside WL radio)
IEEE
802.11n
MAC
WLAN 802.11bgn (1 × 1)
IEEE
802.11n
PHY
IEEE
802.11n
2.4 GHz
Radio
RF_SWCTRL
iTR
iPA
iRD
pinmux
Introduction
XTAL
EXTPOR_L
RF Ifc
Digital
I/Os
Broadcom^®
November 14, 2014 • 43143-DS104-R
Single-Chip IEEE 802.11b/g/n MAC/PHY/Radio
Page 11