HFA3861AIN Intersil Corporation, HFA3861AIN Datasheet - Page 18

• Manufacturer Part Number: HFA3861AIN
• Description: Processor, Direct Sequence Spread Spectrum Base band Processor
• Manufacturer: Intersil Corporation

RX_IF_AGC (34)
RX-RF-AGC (38)
RX_IF_DET (19)
ANTSEL (40)
ANTSEL (39)
RXQ (13, 14)
RXI (10, 11)
6-BIT
6-BIT
A/D
6-BIT
A/D
DAC
ANTENNA
CONTROL
SWITCH
18
V
(12, 17, 22, 31)
DD
RESET
(ANALOG)
(63)
FIGURE 13. DSSS BASEBAND PROCESSOR, RECEIVE SECTION
6
6
GENERATOR
CONTROL
TIMING
RX_PE
MCLK
(61)
AGC
MCLK
(42)
(9, 15, 20, 25, 28)
GND (ANALOG)
DESPIN
NCO
MACHINE
RECEIVE
STATE
CLEAR CHANNEL
SIGNAL QUALITY
HFA3861A
ASSESSMENT/
COVER
CHIP
DE
FILTER
LOOP
V
(2, 8, 37, 57)
DD
CORREL
CCK
(44)
(DIGITAL)
8
8
TRACKING
SYMBOL
TRAINING
EXTRACT.
(45)
PEAK
CMF
DECISION
(46) (47) (48) (49) (50) (51)
SYMBOL
DESCRAMBLER
RX_DATA
(1, 7, 36, 43, 56)
GND (DIGITAL)
DEMOD
TEST PORT
SYNC
DPSK
BIT
6-BIT
6-BIT
DAC
DAC
(60) CCA
(53) RXD
(52) RXCLK
(54) MD_RDY
(3) SD
(4) SCLK
(64) SDI
(5) R/W
(6) CS
TXI (23, 24)
TXQ (29, 30)