AIS Baseband IC with/without RF Synthesiser
CMX7032/CMX7042
2
Block Diagram
Transmit Functions
MOD1
Tx GMSK
AIS
Buffer
HDLC
Encode
NRZI
Encode
GMSK
Encode
MOD2
Receive Functions
RX1FB
RX1N
GMSK
Decode
Input 1
V
BIAS
FSK
Decode
RX2FB
RX2N
Buffer
NRZI
Decode
HDLC
Decode
Buffer
Rx1 GMSK
AIS
FSK- DSC
Mux
GMSK
Decode
V
BIAS
Input 2
NRZI
Decode
HDLC
Decode
Buffer
Rx2 GMSK
AIS
SpareFB
SpareN
V
BIAS
CS-SYNC
SLOTCLKOP
TXENA
SLOTCLK
GPIO
General
Purpose I/O
Auxiliary Functions
Auxiliary
System
Clocks
System Clock 1
SYSCLK 1
System Clock 2
SYSCLK 2
DAC1
DAC2
DAC3
DAC4
DAC 1
DAC 2
DAC 3
DAC 4
Ramp Profile
RAM
RF1N
Synthesiser
1
RF1P
CP1OUT
ISET1
Auxiliary DACs
RF Synthesisers
(CMX7032 only)
RF2N
Internal Signal
RSSI1
RSSI2
ADC1
ADC2
MUX
ADC 2
ADC 1
Synthesiser
2
RF2P
CP2OUT
ISET2
Auxiliary
Multiplexed
ADCs
RFVDD
CPVDD
RFVSS
RFCLK
System Control
EPSO
EPSCLK
EPSI
EPSCSN
EEPROM
SPI port
Bias
Reg
Boot
Control
Main Clock
Digital PLL
Registers
C-BUS
Interface
IRQN
RDATA
CSN
CDATA
SCLK
Power Control
Crystal
Oscillator
Internal Systems
Control
BOOTEN1
VDEC
DVDD
DVSS
BOOTEN2
XTALN
AVDD
VBIAS
AVSS
Figure 1 CMX7032/CMX7042 Block Diagram
2012 CML Microsystems Plc
7
CBUSMODE
(CMX7032
only)
XTAL/CLK
D/7032/42_FI1.2/13
CMLMICRO [ CML MICROCIRCUITS ]
