Texas Instruments LM49370RLEVAL Evaluation Board LM49370RLEVAL/NOPB LM49370RLEVAL/NOPB 데이터 시트
제품 코드
LM49370RLEVAL/NOPB
20
20k
FREQUENCY (Hz)
-100
+0
C
R
O
SST
AL
K
(d
B
)
10k
1k
2k
5k
50 100 200 500
-90
-80
-70
-60
-50
-40
-30
-20
-10
-95
-85
-75
-65
-55
-45
-35
-25
-15
-5
20
20k
FREQUENCY (Hz)
-100
+0
C
R
O
SST
AL
K
(d
B
)
10k
1k
2k
5k
50 100 200 500
-90
-80
-70
-60
-50
-40
-30
-20
-10
-95
-85
-75
-65
-55
-45
-35
-25
-15
-5
0.001
0.01
0.1
1
10
T
H
D
+
N
(%
)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
10m
OUTPUT VOLTAGE (VRMS)
4
20m 50m100m 200m 500m 1
2
0.001
0.01
0.1
1
10
T
H
D
+
N
(%
)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
10m
OUTPUT VOLTAGE (VRMS)
4
20m 50m100m 200m 500m 1
2
0.001
0.01
0.1
1
10
T
H
D
+
N
(%
)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
OUTPUT VOLTAGE (VRMS)
3
20m
50m 100m 200m 500m 1
2
0.001
0.01
0.1
1
10
T
H
D
+
N
(%
)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
OUTPUT VOLTAGE (VRMS)
4
20m
50m 100m 200m 500m 1
2
SNAS356D – FEBRUARY 2007 – REVISED MARCH 2012
Typical Performance Characteristics (continued)
(For all performance curves AV
DD
refers to the voltage applied to the A_V
DD
and LS_V
DD
pins. DV
DD
refers to the voltage
applied to the D_V
DD
and PLL_V
DD
pins; AV
DD
= 3.3V and DV
DD
= 3.3V unless otherwise specified.
CPOUT THD+N
CPOUT THD+N
vs
vs
Output Voltage AV
DD
= 3.3V, 12dB DAC
Output Voltage AV
DD
= 5V, 12dB DAC
f
OUT
= 1kHz, 5k
Ω
f
OUT
= 1kHz, 5k
Ω
Figure 211.
Figure 212.
CPOUT THD+N
CPOUT THD+N
vs
vs
Output Voltage AV
DD
= 3.3V, 36dB MIC
Output Voltage AV
DD
= 5V, 36dB MIC
f
OUT
= 1kHz, 5k
Ω
f
OUT
= 1kHz, 5k
Ω
Figure 213.
Figure 214.
Headphone Crosstalk
Headphone Crosstalk
vs
vs
Frequency
Frequency
OCL 1.2V, 0dB AUX, 32
Ω
OCL 1.5V, 0dB AUX, 32
Ω
Figure 215.
Figure 216.
Copyright © 2007–2012, Texas Instruments Incorporated
77
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