Nokia 9000i - AC Characteristics

After Sales
Technical Documentation
RAE/RAK–1N
Baseband
Page 2–11
Original, 08/96
AC Characteristics
Table 6. Audio Signals
Pin / Type Line Symbol Minimum Typical /
Nominal
Maximum Unit / Notes
11 / SIM-
FLEX
12 / SIM-
FLEX
MICN
MICP
5 mV
rms
19 mV
rms
Differential
3 / SIMFLEX
4 / SIMFLEX
EARN
EARP
124 mV
rms
1.965 V
rms
Differential,
R
L
= 32
3 / B2B
4 / B2B
PHFMICN
PHFMICP
5 mV
rms
19mV
rms
Differential
1 / PHF
2 / PHF
PHFEARP
PHFEARN
1.0 V
rms
2.8 V
rms
Differential
R
L
= 8 
41 / B2B EXTMIC 200 mV
rms
530 mV
rms
minimum
DC–level 2.0V.
42 / B2B EXTEAR 160 mV
rms
410 mV
rms
minimum
DC–level 2.0V.
Table 7. Handportable audios, microphone
HPMIC
1kHz rms
NOTES
MRP pressure +3 dBPa 5 cm from MIC
MIC pressure –2 dBPa about 5 dB attenuation
MIC output 5.0 mV mic sensitivity –64 dB (6.3 mV/Pa)
0 dB = 1V/uBar 1uBar=0.1Pa
Codec gain 29 dB Fixed 20 dB + programmable 0...22.5 dB
Level –11 dBmO / 140
mVrms
0 dBmO = 490 mV
Table 8. Handportable earpiece
HPEAR
1 kHz rms
NOTES
Level –6.0 dBmO / 980
mVrms
0 dBmO = 1965 mVrms
Codec gain –18 dB nominal
–8 dB max. volume
18 dB atten. Controllable 0...–30 dB.
Maximum volume +10 dB
Codec output 120 mVrms nominal
390 mVrms max.vo-
lume
Earpiece pressure +6 dBPa nominal
+16 dBPa max. volume
Earpiece impedance 32 + 20 series resis-
tance in CMT.