TCM8000

CELLULAR TELEPHONE AUDIO PROCESSOR

SCTS041A – D4086, AUGUST 1992 – REVISED APRIL 1993

POST OFFICE BOX 655303

13

receive SAT path frequency response, AMPS/TACS mode, RXIN = 100 mVrms, RXTRIM = <1000>,

SATTRIM = <100> (see Figure 15 and Table 1)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Gain

f = 6 kHz

3

5

dB

f = 100 Hz

–35

f = 3 kHz

–35

f = 4.8 kHz

–25

f = 5.1 kHz

–20

f = 5.8 kHz

–5

0.5

Relative gain

f = 5.94 kHz

±0.5

dB

f = 6.06 kHz

±0.5

f = 6.2 kHz

–5

0.5

f = 7.5 kHz

–20

f = 9 kHz

–35

f = 10 kHz

–35

receive SAT path trim, SATTRIM, RXIN = 100 mVrms, f at 4 kHz NMT, f at 6 kHz AMPS/TACS, RXTRIM = <1000>

(see Table 1)

PARAMETER

MIN

MAX

UNIT

Gain, SATTRIM = <100>

3

5

dB

Step size

0.8

1.2

dB

Positive range

2.5

3.5

dB

Negative range

– 4.5

– 3.5

dB