AIS Baseband Processor
CMX910
Receive Parameters
Notes
Min.
Typ.
Max.
Unit
AIS (GFSK 9600bps), 12.5kHz channel
Bit rate accuracy
Storage time
-
-
-
±50
-
ppm
symbol
6
TBD
Packet error rate (PER)
PER with –18dB co-channel interference
Adjacent channel filtering
12
13
-
-
-
20%
-
-50
dB
AIS (GMSK 9600bps), 25kHz channel
Bit rate accuracy
Storage time
-
-
-
±50
-
ppm
symbol
6
TBD
Packet error rate (PER)
PER with –10dB co-channel interference
Adjacent channel filtering
12
13
-
-
-
20%
-
-70
dB
DSC (FSK 1200bps, 6dB/octave de-emphasis)
Bit rate accuracy
Sub-carrier
Tx mark frequency
Tx space frequency
-
-
-
±TBD
-
1310
2110
-
ppm
Hz
Hz
Hz
symbol
1700
1300
2100
TBD
1290
2090
-
Storage time
6
Bit error rate (BER) at -10dB co-channel
interference
12
1%
Rx ADC
Resolution
Signal to noise
SINAD
Input impedance at 100Hz
Differential input voltage
-
80
75
100
-
16
85
80
-
-
-
-
bits
dB
dB
kΩ
V pk-pk
4
4
-
8
1.7
1.9
© 2009 CML Microsystems Plc
57
D/910/6
CMLMICRO [ CML MICROCIRCUITS ]
