TCM4400 Datasheet, PDF (27/72 Pages) Texas Instruments – GSM/DCS BASEBAND AND VOICE A/D AND D/A RF INTERFACE CIRCUIT

2.12.4 Gain Characteristics of the Voice Band Downlink Path
PARAMETER
TEST CONDITIONS
MIN
Absolute gain error
at 0 dbm0 and 1 kHz
–1
at –10 dbm0 and 1 kHz
– 11
3 dBm0
– 0.25
0 dBm0
– 0.25
Gain tracking error over the range
3 dBm0 to – 45 dBm0 at 1 kHz with
reference –10 dBm0
PGA gain = 0dB.
Volume control = –12 dB.
– 5 dBm0
– 10 dBm0
– 20 dBm0
– 30 dBm0
Reference level
– 0.25
– 0.25
– 0.25
– 40 dBm0
– 0.35
– 45 dBm0
– 0.50
TYP MAX UNIT
0
1
dB
– 10 – 9
0.25
0.25
0.25
0
dB
0.25
0.25
0.35
0.50
2–13