BCM4319 Preliminary Data Sheet
Table of Contents
SPI Host-Device Handshake................................................................................................................. 33
Boot-Up Sequence................................................................................................................................ 33
Section 6: 802.11 a/b/g/n MAC and PHY.......................................................................... 35
Introduction to the IEEE 802.11™ Standard ............................................................................................ 35
MAC Features ............................................................................................................................................. 35
MAC Description ................................................................................................................................... 36
PSM ............................................................................................................................................... 37
WSE............................................................................................................................................... 37
TXE................................................................................................................................................ 37
RXE................................................................................................................................................ 38
IFS.................................................................................................................................................. 38
TSF ................................................................................................................................................ 38
NAV................................................................................................................................................ 39
MAC-PHY Interface........................................................................................................................ 39
PHY Features .............................................................................................................................................. 39
PHY Description.................................................................................................................................... 39
Section 7: WLAN 802.11 Radio Subsystem .................................................................... 42
Receiver Path.............................................................................................................................................. 43
Transmitter Path......................................................................................................................................... 43
Calibration................................................................................................................................................... 43
Section 8: Pin Assignments ............................................................................................. 44
5.79 mm x 4.58 mm 138-BALL WLBGA Package..................................................................................... 44
Section 9: Pinout and Signal Descriptions ..................................................................... 45
Signal Assignments ................................................................................................................................... 45
138-Ball WLBGA Pinout........................................................................................................................ 45
Signal Descriptions.................................................................................................................................... 49
138-Ball WLBGA Package .................................................................................................................... 49
SDIO Pin Descriptions ............................................................................................................................... 54
Strapping Options and GPIO Functions................................................................................................... 55
Section 10: Operating Conditions.................................................................................... 57
Environmental Ratings .............................................................................................................................. 57
Absolute Maximum Ratings ...................................................................................................................... 57
Recommended Operating Conditions and DC Characteristics ............................................................. 58
Current Consumption ............................................................................................................................ 59
Section 11: WLAN RF Specifications .............................................................................. 60
Introduction................................................................................................................................................. 60
2.4 GHz Band General RF Specifications................................................................................................. 60
Broadcom®
April 2, 2014 • 4319-DS05-R
Single-Chip IEEE 802.11™ a/b/g/n MAC/Baseband/Radio
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