TCM8000 Datasheet, PDF (17/19 Pages) Texas Instruments – CELLULAR TELEPHONE AUDIO PROCESSOR

TCM8000
CELLULAR TELEPHONE AUDIO PROCESSOR
SCTS041A – D4086, AUGUST 1992 – REVISED APRIL 1993
TYPICAL CHARACTERISTICS^†
RX DATA FREQUENCY RESPONSE – NMT
10
RX DATA FREQUENCY RESPONSE – AMPS/ TACS
5
5
0
–5
0
– 10
–5
– 15
– 10
– 20
– 15
– 25
– 20
100 200
400
1000 2000 4000
f – Frequency – Hz
Figure 11
10000
– 30
1000 2000
4000 10000 20000
f – Frequency – Hz
Figure 12
100000
RX SAT FREQUENCY RESPONSE – NMT
10
0
– 10
– 20
– 30
– 40
– 50
– 60
0
2000 4000 6000 8000
f – Frequency – Hz
Figure 13
10000
1
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
3500
RX PASS-BAND DETAIL – NMT
3700
3900 4100 4300
f – Frequency – Hz
Figure 14
4500
† _{The boundaries of the shaded areas represent the frequency response limits met by the TCM8000. The curves in the unshaded areas represent}
the filter response of the device.
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