User Guide

CCS Technical Documentation System Module
NPM-2NX
Issue 1 07/02 ãNokia Corporation Page 29
6 PATEMP
RF
Power
detec-
tion
module
UEM In An
a
0.1-2.7V - Tx PA Temperature signal to UEM,
NTC in Power Detection Module
RFCONV(9:0) RF- BB differential Analog Signals: Tx I&Q, Rx I&Q and reference voltage
0 RXIP RFIC UEM In An
a
1.4Vpp
max. diff.
0.5Vpp
typ
bias
1.30V
Differential positive/negative in-
phase Rx Signal
1 RXIN
2 RXQP Diff. Positive/negative quadrature
phase Rx Signal
3 RXQN
4 TXIP UEM RFIC Out An
a
2.2Vpp
max. diff.
0.6VppTy
p
Bias
1.30V
Differential positive/negative in-
phase Tx Signal
5 TXIN
6 TXQP Differential positive/negative
quadrature phase Tx Signal
7 TXQN
9 VREFRF
O1
UEM RFIC Out Vre
f
1.35 V RF IC Reference voltage from
UEM
RFAUXCONV(2:0) RF_BB Analog Control Signals to/from UEM
1 TXP-
WRDET
TXP
Det.
Mod-
ule
UEM In An
a
0.1-2.4
V
50 us Tx PWR Detector Signal to UEM
2 AFC UEM VCTC
XO
Out An
a
0.1-2.4
V
Automatic Frequency Control for
VCTCXO
VRF Globals instead of Bus
Regulated RF Supply Voltages from UEM to RF. Current values are of
the regulator specifications, not the measured values of RF
VR1 A UEM RFIC Out Vre
g
4.75 V
+- 3%
10 mA
max.
UEM, charge pump + linear regu-
lator output. Supply for UHF
synth phase det ….
VR1 B UEM RFIC Out Vre
g
4.75 V
+- 3%
10 mA
max.
UEM, charge pump + linear regu-
lator output. Supply for Tx VHF
VCO