User Guide

PAMS Technical Documentation 3. System Module
NSD-5
Issue 1 05/02 Nokia Corporation Page 55
RF-Baseband Connections
Signal
Name
From/
Control
To Parameter Min Typ Max Unit Function
RX_IP RIF CAFE Signal
voltage
pk-pk
2 v Differential I
channel CDMA
signal, which
is filtered and
passed
through an
ADC in CAFE
RX_IN RIF CAFE Signal
voltage
pk-pk
2 v Differential I
channel CDMA
signal, which
is filtered and
passed
through an
ADC in CAFE
RX_IQ RIF CAFE Signal
voltage
pk-pk
2 v Differential I
channel CDMA
signal, which
is filtered and
passed
through an
ADC in CAFE
RIF_EN MAD RIF RIF On
RIF OFF
2.7
0
v
v
Control line
used to enable
the RIF IC
RX_IF_AGC MAD RIF PDM volt-
age
0 2.7 v IF gain control
8-bit PDM in
MAD which is
filtered to pro-
vide a DC level
for RIF gain
control
TIF_EN MAD TIF TIF On
TIF Off
2.7
0
v
v
Control line
used to enable
the TIF IC
TX_LIM_
ADJ
MAD TIF PDM
voltage
0 2.7 v 8-bit PDM in
MAD is used to
set one arm
the compara-
tor (the other
the detector)
in CDMA
mode. It is
used to set
desired power.