BCM4343W Data Sheet
Table of Contents
PSM ............................................................................................................................................... 45
WEP............................................................................................................................................... 46
TXE ................................................................................................................................................ 46
RXE................................................................................................................................................ 46
IFS.................................................................................................................................................. 47
TSF ................................................................................................................................................ 47
NAV................................................................................................................................................ 47
MAC-PHY Interface........................................................................................................................ 47
PHY Description ......................................................................................................................................... 48
PHY Features........................................................................................................................................ 48
Section 6: WLAN Radio Subsystem ................................................................................ 50
Receive Path ............................................................................................................................................... 51
Transmit Path.............................................................................................................................................. 51
Calibration................................................................................................................................................... 51
Section 7: Bluetooth + FM Subsystem Overview ........................................................... 52
Features....................................................................................................................................................... 52
Bluetooth Radio.......................................................................................................................................... 54
Transmit ................................................................................................................................................ 54
Digital Modulator ................................................................................................................................... 54
Digital Demodulator and Bit Synchronizer............................................................................................. 54
Power Amplifier ..................................................................................................................................... 54
Receiver ................................................................................................................................................ 55
Digital Demodulator and Bit Synchronizer............................................................................................. 55
Receiver Signal Strength Indicator........................................................................................................ 55
Local Oscillator Generation................................................................................................................... 55
Calibration ............................................................................................................................................. 55
Section 8: Bluetooth Baseband Core .............................................................................. 56
Bluetooth 4.1 Features...............................................................................................................................56
Link Control Layer...................................................................................................................................... 57
Test Mode Support..................................................................................................................................... 57
Bluetooth Power Management Unit.......................................................................................................... 58
RF Power Management ........................................................................................................................ 58
Host Controller Power Management ..................................................................................................... 58
BBC Power Management...................................................................................................................... 60
FM Power Management........................................................................................................................ 60
Wideband Speech................................................................................................................................. 60
Packet Loss Concealment..................................................................................................................... 61
Codec Encoding.................................................................................................................................... 61
Broadcom®
Single-Chip IEEE 802.11 b/g/n MAC/Baseband/Radio
August 24, 2015 • 4343W-DS107-R
Page 6
BROADCOM CONFIDENTIAL
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