CMX7032 Datasheet, PDF (1/5 Pages) CML Microcircuits – Marine AIS data processor designed for Limiter-Discriminator based RF systems

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CMX7032 / CMX7042
AIS Data Processor
PP/703242/2
Marine AIS data processor designed for Limiter-Discriminator based RF systems
Features
Applications
• Half-Duplex GMSK and FSK Modem
• Automatic Identification System (AIS) for
• Marine AIS and DSC data formatting
• Flexible channel configuration:
o 2 channel simultaneous Rx
o 1 channel Tx
• Optimal Co-channel performance
Marine Safety
o Class B transponders
o Rx only modules
o Tx only modules
o Aids-To-Navigation systems
• Limiter-Discriminator Rx interface
• Auxiliary functions:
o 4 x (10bit) DACs
o 2 x (10bit) ADCs
o 2 x RF synthesisers (CMX7032 only)
• Supports Carrier-Sensing channel access (CSTDMA) operation
• Flexible Tx interface:
o I and Q or two-point modulation
o 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
Tx:
I/Q or
2-point
Rx1:
Limiter-
Discriminator
Rx2:
Limiter-
Discriminator
AIS
Radio
Tranceiver
Tx Section
Output
Drivers
Rx Section
GMSK
Encoder
GMSK
Decoder
FSK
Decoder
GMSK
Decoder
DACs
ADCs
GPIO
Dual Clock Generators
Dual RF Synthesisers
(CMX7032 only)
Message
Buffer
HDLC
NRZI
Encoder
HDLC
NRZI
Decoder
HDLC
NRZI
Decoder
Message
Buffer
Mesage
Buffer
Mesage
Buffer
C-BUS
Interface
Sample
Timer
Interrupt
Generator
Reset and
Power
control
Auxiliary
Section
CMX7032
CMX7042
System Overview Diagram
© 2006 CML Microcircuits
1/5
Host
Micro
TCXO