isl3874 Intersil Corporation, isl3874 Datasheet - Page 29

• Manufacturer Part Number: isl3874
• Description: Wireless Lan Integrated Medium Access Controller With Baseband Processor With Mini-pci
• Manufacturer: Intersil Corporation

RX_IF_AGC
RX-RF-AGC
RX_IF_DET
ANT SEL
ANTSEL
ANTSEL
RXQ
RXI
DIVERSITY
CONTROL
6-BIT
6-BIT
A/D
A/D
6-BIT
DAC
CONTROL
ANTENNA
SWITCH
29
V
INTEGRATOR
DD
COHERENT
RESET
TIMING
(ANALOG)
FIGURE 18. DSSS BASEBAND PROCESSOR, RECEIVE SECTION
6
6
GENERATOR
CONTROL
TIMING
RX_PE
MCLK
AGC
NCO
MCLK
GND (ANALOG)
FILTER
MACHINE
RECEIVE
LOOP
STATE
CLEAR CHANNEL
SIGNAL QUALITY
ASSESSMENT/
ISL3874
EQUAL.
ADDER
BIAS
DECISION FEEDBACK
EQUALIZER
V
DD
CORREL
CCK
(DIGITAL)
8
8
TRACKING
SYMBOL
EXTRACT.
TRAINING
PEAK
CMF
DECISION
SYMBOL
DESCRAMBLER
RX_DATA
GND (DIGITAL)
DEMOD
SYNC
DPSK
BIT
6-BIT
6-BIT
DAC
DAC
MD_RDY to MAC
CCA to
MAC
RXD to MAC
RXCLK to MAC
TXI
TXQ