Tait TM8000 Series Applications Manual page 23

Table 2.7 Auxiliary connector - AC characteristics
Parameter
AUD_TAP_IN (refer to note 4)
Nominal input level:
Tap T3, T4, T5, T8, T12
Tap T13
Tap R7, R10
Full scale input level
Frequency response:
All tap-points
Group delay - absolute:
Tap T13
Tap T12
Tap T8
Tap T5
Tap T4
Tap T3
Group delay - distortion:
Tap T12 and Tap T13
AUD_TAP_OUT
Nominal output level:
All Rx tap-points except R1
Tap R1
Tap T3
Full scale output level
Frequency response:
All tap-points
Group delay - absolute:
Tap R1
Tap R2
Tap R4
Tap R5
Tap R7
Tap R10
Group delay - distortion:
Tap R1 and Tap R2
AUX_MIC_AUD
Rated System Deviation
NB
MB
WB
Modulation frequency
response
Microphone sensitivity
Notes:
1. Optional processing blocks are bypassed in the above specification.
2. For AUD_TAP_IN and AUD_TAP_OUT specifications the following signal paths apply:
Case
Tap into Rx chain
Tap out of Rx chain
Tap into Tx chain
Tap out of Tx chain
TM8000 3DK Hardware Developer's Kit Application Manual
September 2003 © Tait Electronics Ltd
Standard
min. typ. max. units
0.62 0.69 0.76 V
p-p
0.78 0.87 0.96 V
p-p
0.62 0.69 0.76 V
p-p
2.0 V
p-p
Refer to the plots in
Table 2.10 and Table 2.11.
1.8 ms
1.8 ms
9.6 ms
11.6 ms
11.7 ms
11.7 ms
Refer to the plots in
Table 2.12.
0.62 0.69 0.76 V
p-p
0.54 0.60 0.66 V
p-p
0.62 0.69 0.76 V
p-p
2.0 V
p-p
Refer to the plots in
Table 2.10 and Table 2.11.
1.8 ms
1.8 ms
6.6 ms
6.7 ms
8.5 ms
8.7 ms
Refer to the plots in
Table 2.12.
–2.5 +2.5 kHz
–4.0 +4.0 kHz
–5.0 +5.0 kHz
Refer to the plot in
Table 2.13.
6.0 7.5 9.0 mV
rms
Input
AUD_TAP_IN
Modulation at antenna
AUD_TAP_IN
AUX_MIC_AUD
Test method and
conditions
Level for 60% RSD@1kHz.
Level for 3kHz dev.@1kHz.
Refer to note 3.
At 1kHz. Refer to note 2.
Refer to note 1.
Refer to note 1.
Rload=600Ω.
Level at 60% RSD@1kHz.
Level at 3kHz dev.@1kHz
Refer to "Microphone
sensitivity"of AUX_MIC_AUD.
Rload=600Ω.
At 1kHz. Refer to note 2.
Refer to note 1.
EIA-603B
EIA-603B
EIA-603B
Output
RX_AUD
AUD_TAP_OUT
Modulation at antenna
AUD_TAP_OUT
Description of the Radio Interfaces
Comments
Equivalent to –10dBm into
600Ω.
Equivalent to –10dBm into
600Ω.
Units are peak frequency
deviation from nominal
carrier frequency in kHz.
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