Product Preview
CMX7032 / CMX7042
AIS Data Processor
PP/703242/2
Marine AIS data processor designed for Limiter-Discriminator based RF systems
Features
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Half-Duplex GMSK and FSK Modem
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Automatic Identification System (AIS) for
Marine Safety
Marine AIS and DSC data formatting
o
Class B transponders
Flexible channel configuration:
o
Rx only modules
o
2 channel simultaneous Rx
o
Tx only modules
o
1 channel Tx
o
Aids-To-Navigation systems
Optimal Co-channel performance
Limiter-Discriminator Rx interface
Auxiliary functions:
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4 x (10bit) DACs
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2 x (10bit) ADCs
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2 x RF synthesisers (CMX7032 only)
Supports Carrier-Sensing channel access (CSTDMA) operation
Flexible Tx interface:
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I and Q or two-point modulation
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Single and two-point modulation Tx outputs
C-BUS serial interface
Flexible powersave modes
Low power 3V to 3.6V operation
Small VQFN and LQFP packaging
Built on
FirmASIC
®
technology
Applications
Tx Section
Tx:
I/Q or
2-point
Output
Drivers
GMSK
Encoder
Message
Buffer
HDLC
NRZI
Encoder
C-BUS
Interface
Rx Section
Rx1:
Limiter-
Discriminator
GMSK
Decoder
HDLC
NRZI
Decoder
Message
Buffer
Sample
Timer
Host
Micro
FSK
Decoder
Rx2:
Limiter-
Discriminator
Mesage
Buffer
GMSK
Decoder
HDLC
NRZI
Decoder
Mesage
Buffer
Interrupt
Generator
Reset and
Power
control
DACs
TCXO
AIS
Radio
Tranceiver
ADCs
GPIO
Dual Clock Generators
Dual RF Synthesisers
(CMX7032 only)
CMX7032
CMX7042
Auxiliary
Section
System Overview Diagram
©
2006 CML Microcircuits
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CMLMICRO [ CML MICROCIRCUITS ]
