MC92308 Datasheet, PDF (3/4 Pages) Motorola, Inc – OFDM Demodulator

SIGNAL
FFTDI[11:0]
SYMSYNC
G1DATA[2:0]
G2DATA[2:0]
FECCLK
FECDVALID
MSDA
MSCL
MBUSID[3:0]]
MSEL
MDATA[7:0]
MADDR[5:0]
MCSB
MWRB
MRDB
Table 1. MC92308 Pin Description (Continued)
FUNCTIONALITY
Complex data input from FFT (muxed)
Symbol start signal from FFT
Data output for Viterbi decoder
Data output for Viterbi decoder
Clock for Viterbi Decoder (free running)
Data valid signal for Viterbi Decoder
I²C compatible control bus, data pin
I²C compatible control bus, clock pin
I²C compatible control bus, variable ID selector
Enable Microprocessor parallel interface
Microprocessor interface bidirectional databus
Microprocessor interface address bus
Microprocessor interface chip select
Microprocessor interface write enable
Microprocessor interface read enable
TYPE
TTL - IN
TTL - IN
TTL - OUT
TTL - OUT
TTL - OUT
TTL - OUT
TTL - OD
TTL - IN
TTL - IN
TTL - IN
TTL - bidir
TTL - IN
TTL - IN
TTL - IN
TTL - IN
POLTY
high
high
high
high
high
high
-
high
high
high
high
high
low
low
low
Notes:
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MC92308
Rev.1.4
MOTOROLA
3