User Guide

NHM–7
System Module & UI
PAMS Technical Documentation
Page 14
Issue 1 10/2001
 Nokia Corporation
FunctionUnitMaxTypMinParameterToFromSignal
name
VR7 UEM UHF VCO
Voltage 2.70 2.78 2.86 V
Supply for UHF
VCO
Current 30 mA
V
CO
Noise density
100Hz<f<2kHz
2kHz<f<10kHz
10kHz<f<30kHz
30kHz<f<90kHz
90kHz<f<3MHz
70
55
35
30
30
nVrms/
sqrt(Hz)
VrefRF01 UEM VREF_RX
Voltage 1.334 1.35 1.366 V
Voltage Reference
for RF IC
Current 100 uA
for
RF
–
IC
.
Temp Coef –65 +65 uV/C
Note: Below
600Hz noise
density is
Noise density
BW=600Hz...
100kHz Note
60 nVrms/
sqrt(Hz)
density
is
allowed to
increase 20
dB/oct
VrefRF02 UEM VB_EXT
Voltage 1.323 1.35 1.377 V
Supply for RF–BB
di it l i t f d
Current 100 uA
digital inter
f
ace and
so
m
e
d
i
g
i
ta
l p
a
r
ts
o
f
Temp Coef –65 +65 uV/C
some
digital
arts
of
RF.
Noise density
BW=100Hz...
100kHz
350 nVrms/
sqrt(Hz)
AC and DC Characteristics of RF–BB digital signals
Signal name
From
To
Parameter
Input Characteristics
Fun
Signal
name
From
To
Parameter
Min Typ Max Unit
Fun
c-
tion
TXP
(RFGenOut3)
UPP PA &
RF–IC
”1” 1.38 1.88 V
Tran
smit
ter
”0” 0 0.4 V
ter
pow
er
amp
Load Resistance 10 220 kohm
lifier
ena
ble /
DC
Load Capacitance 20 pF
DC
N2
timi
ng?
Timing Accuracy 1/4 symbol
ng?
??