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Infineon Technologies AG 2003. All Rights Reserved.
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descriptions and charts stated herein.
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Published by Infineon Technologies AG
P
R O D U C T
B
R I E F
Features
■
Modem data interface (MDI) to WLAN MAC
controller, PMB 8789
■
Modem management interface (MMI) to WLAN MAC
controller, PMB 8789
■
Serial 3 wire control interface to dual-band
RF transceiver PMB 8680
■
Analog RX/TX IQ-interface
■
JTAG Test Access Port (TAP)
■
Engineering test interface for real time debugging
■
Parallel control RF-port
■
Integrated PLL
Type
WLAN 802.11a/g PHY
Sales Code
PMB 8787
Package
P-LFBGA-81
Block Diagram
Resampling
22/20 MHz
CCK
PHY
CCK/CW
Detect
MMI-APB
Power-
Estimation
RX-FSM
TX-FSM
RF-Conrtol
PA-DAC
PA-ADC
RF
3-Wire
Ant.-Sw.
RXEN
TXEN
PAON
APB-Master
MDI-MUX
MDI
MMI_CCK
MMI
MDI-RX/
TX Data
Bridge
OFDM FSM
OFDM PHY
Radar-Detect
AGC
Int./Dec.
OFDM - Module
I/Q-DAC
I/Q-ADC
RSSI-ADC
CLK22
Printed in Germany
PS 03031.
NB
■
Support of OFDM modulation/demodulation
6/9/12/18/24/36/54 Mbit/s rate according to
802.11a/g standard
■
Interpolation/Decimation
■
Automatic gain control
■
Channel tracking
■
Supports DSSS/CCK for 1/2/5.5 and 11 Mbit/s rate
according 802.11b standard
■
Simultaneous DSSS-/CCK- and OFDM-preamble
detection for 802.11g operation
Ordering Information
Please contact the local Infineon sales office for
dedicated information on our Wireless LAN products