User Guide

NHM–7
System Module & UI
PAMS Technical Documentation
Page 15
Issue 1 10/2001
 Nokia Corporation
Fun
c-
tion
UnitMaxTypMin
ParameterToFromSignal name
RFBusEna1X UPP RF–IC
”1” 1.38 1.88 V
RFb
”0” 0 0.4 V
us
e
n
a
Current 50 uA
ena
ble
Load resistance 10 220 kohm
Load capacitance 20 pF
RFBusData UPP RF–IC
”1” 1.38 1.88 V
RFb
”0” 0 0.4 V
us
da
t
a
Load resistance 10 220 kohm
data
;
read
Load capacitance 20 pF
rea
d
/writ
Data frequency 10 MHz
e
RFBusClk UPP RF–IC
”1” 1.38 1.88 V
RFb
”0” 0 0.4 V
us
c
l
oc
Load resistance 10 220 kohm
cloc
k
Load capacitance 20 pF
Data frequency 10 MHz
RESET
(GENIO6)
UPP RF–IC
”1” 1.38 1.85 V
Res
tt
(G
ENI
O
6
)
”0” 0 0.4 V
et to
H
ag
Load capacitance 20 pF
Hag
ar
Load resistance 10 220 kohm
Timing accuracy 1/4 symbol
AC and DC Characteristics of RF–BB analogue signals
Signal name From To Parameter Min Typ Max Unit Function
VCTCXO VCTCXO UPP
Signal amplitude 0.2 0.8 2.0 Vpp
High stability clock
ilfthli
Input Impedance 10 kohm
signal
f
or the logic
c
ir
cu
it
s,
A
C
Input Capacitance 10 pF
circuits
,
AC
coupled. Distorted
sine wave eg
Harmonic Content –8 dBc
s
i
ne wave eg.
sawtooth.
Clear signal
window (no glitch)
200 mVpp
Duty Cycle 40 60 %
VCTCXOGnd VCTXO UPP DC Level 0 V Ground for
reference clock
RXI/RXQ RF–IC UEM
Differential voltage
swing (static)
1.35 1.4 1.45 Vpp
RX baseband
signal.
DC level 1.3 1.35 1.4 V
I/Q amplitude
missmatch
0.2 dB
I/Q phase
missmatch
–5 5 deg