User Guide

PAMS
Technical Documentation
NSB–1
System Module
Original 06/98
Page 3 – 42
Func-
tion
UnitMaxi-
mum
Typi-
cal
Mini-
mum
ParameterToFromSignal
name
SENA MAD2 PLUSSA
Logic high ”1” 2.0 V
PLL
enable
Logic low ”0” 0 0.8 V
enable
SDATA MAD2 PLUSSA
Logic high ”1” 2.0 V
Syn-
thesiz
Logic low ”0” 0 0.8 V
thesiz
-
er data
SCLK MAD2 PLUSSA
Logic high ”1” 2.0 V
Syn-
thesiz-
Logic low ”0” 0 0.8 V
er
clock
AFC COBBA VCXO
Output voltage
swing
0 1.15 2.346 V
Auto-
matic
f
Sampling rate 1 2 kHz
fre-
quency
Minimum output
voltage
0 0.046 V
quency
control
signal
f
Maximum output
voltage
2.254 2.3 2.346 V
f
or
VCXO
RFCLK VCTCXO MAD2
Frequency 13 MHz
Stable
clock
signal
for the
Signal amplitude 0.5 1.0 2.0 Vpp
logic
circuits
( clock
slicer )
RXP/RXN PLUSSA COBBA Output level 0.05 1.4 Vpp Differ-
ential
RX 13
MHz
signal
to
base-
band
TXIP/
TXIN
COBBA PLUSSA
Number of bits 8 bits
Differ-
ential
in–
phase
TX
base
Differential voltage
swing (static)
1.022 1.1 1.18 Vpp
base
-
band
signal
for the
RF
modu-
lator