ST5090 ST Microelectronics, ST5090 Datasheet - Page 23

• Manufacturer Part Number: ST5090
• Description: LOW VOLTAGE 14-BIT LINEAR CODEC WITH HIGH-PERFORMANCE AUDIO FRONT-END
• Manufacturer: ST Microelectronics

AMPLITUDE RESPONSE
Receive path
Symbol
G
G
G
G
G
G
G
G
G
RAGE
RAGL
RAL E
RAL L
RAE
RAL
RAT
RAV
RAF
Receive Gain Absolute Accuracy
Receive Gain Absolute Accuracy
Receive Gain Variation with
programmed gain
Receive Gain Variation with
programmed gain
Receive Gain Variation with
temperature
Receive Gain Variation with
Supply
Receive Gain Variation with
frequency (V
Receive Gain Variation with
signal level (V
Receive Gain Variation with
signal level (V
Parameter
Lr
Fr
Lr
and V
)
)
Fr
)
Receive gain programmed for
maximum
Apply -6 dB
Measure V
Receive gain programmed for
maximum
Apply -6 dB
Measure V
Measure V
range from Maximum to
minimum setting.
Calculate the deviation from
the programmed gain relative
to GRAE,
i.e. G
Measure V
range from Maximum to
minimum setting.
Calculate the deviation from
the programmed gain relative
to GRAL,
i.e. G
Measured relative to GRA. (V
and V
min. gain < GR < Max. gain
Measured relative to GRA. (V
and V
G
Relative to 1015,625 Hz,
multitone test technique used.
min. gain < G
f = 60Hz
f = 100Hz
f = 200 Hz
f = 300 Hz
f = 400 Hz to 3000 Hz
f = 3400 Hz
f = 4000 Hz
Sinusoidal Test Method
Reference Level = –10 dBm0
D
D
D
Sinusoidal Test Method
Reference Level = –10 dBm0
D
D
D
R
R
R
R
R
R
R
= Maximum Gain
= -40 dBm0 to -3 dBm0
= -50 dBm0 to -40 dBm0
= -55 dBm0 to -50 dBm0
= -40 dBm0 to -3 dBm0
= -50 dBm0 to -40 dBm0
= -55 dBm0 to -50 dBm0
RAGE
RAGL
Fr
Fr
)
)
Test Condition
= G
= G
Fr+
Lr+
Fr
Lr
m0
m0
Gain over the
Gain over the
R
actual
actual
PCM code to D
PCM code to D
< Max. gain
- G
- G
prog.
prog.
- G
- G
RAL
RAE
Lr
Lr
R
R
Min.
-0.5
-0.5
-0.5
-0.5
-0.1
-0.1
-1.5
-0.5
-1.5
-0.5
-0.5
-1.2
-0.5
-0,5
-1.2
Typ.
Max.
0.5
0.5
0.5
0.5
0.1
0.1
-20
-12
0.5
0.5
0.0
-14
0.5
0.5
1.2
0.5
0.5
1.2
-2
ST5090
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
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