NHM–7
System Module & UI
PAMS Technical Documentation
Page 12
Issue 1 10/2001
Nokia Corporation
Note
Condition
Max
Nom
Min
FM Radio
Signal
BB Signal
GenIO(12)
FMCtrlDa
1.4V
0
1.8V
1.88V
0.4V
High
Low
Bidirectional
14us
t
da
shift register
available after
”search
ready”
10
µ
s
t
shift
data available
after
FMCtrlClk ris-
ing edge (read
operation)
1.5
µ
s
t
hold
FMCtrlDa sta-
bile after
FMCtrlClk ris-
ing edge
(write opera-
tion)
GenIO(27)
FMTuneX
1.4V
0
1.8V
1.88V
0.4V
High
Low
from FM mod-
ule to UPP
(FMCtrlClk =
’1’)
MIC3P
FMAudio
228mV
pp
326mV
pp
460mV
pp
50dB
S/N
2%
Harmonic
distortion
Internal microphone
Signal
Min
Nom
Max
Condition
Note
MICP
200mV
pp
AC
2.2k
Ω
to
MIC1B
2.0 V
2.1 V
2.25 V
DC
MIC1B
MICN
2.0V
2.1V
2.25V
DC
Internal speaker
Signal
Min
Nom
Max
Condition
Note
EARP
0.75V
0.8V
2.0 V
pp
0.85V
AC
DC
Differential
output
EARN
0.75V
0.8V
2.0 V
pp
0.85V
AC
DC
out ut
(V
diff
= 4.0
V
pp
)
Summary of Contents for NHM-7 series
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