Datasheet

MAX98357A/MAX98357B
PCM Input Class D Audio Power Amplifiers
14Maxim Integrated
Typical Operating Characteristics (continued)
(V
DD
= 5V, V
GND
= 0V, GAIN_SLOT = GND (+12dB). BCLK = 3.072MHz, LRCLK = 48kHz, speaker loads (Z
SPK
) connected between
OUTP and OUTN, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25NC.)
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 3.072MHz
f
LRCLK
= 48kHz
Z
SPK
= 8μ + 68μ H
toc45
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 6.144MHz
f
LRCLK
= 96kHz
Z
SPK
= 8μ + 68μ H
toc50
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 5.6448MHz
f
LRCLK
= 88.2kHz
Z
SPK
= 8μ + 68μ H
toc48
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 5.6448MHz
f
LRCLK
= 88.2kHz
Z
SPK
= 8μ + 68μ H
toc46
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 5.6448MHz
f
LRCLK
= 88.2kHz
Z
SPK
= 8μ + 68μ H
toc47
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 6.144MHz
f
LRCLK
= 96kHz
Z
SPK
= 8μ + 68μ H
toc51
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 6.144MHz
f
LRCLK
= 96kHz
Z
SPK
= 8μ + 68μ H
toc49
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 3.072MHz
f
LRCLK
= 48kHz
Z
SPK
= 8μ + 68μ H
toc43
-140
-120
-100
-80
-60
-40
-20
0
20
0 5000 10000 15000 20000
AMPLITUDE (dBV)
FREQUENCY (Hz)
INBAND OUTPUT SPECTRUM
f
BCLK
= 3.072MHz
f
LRCLK
= 48kHz
Z
SPK
= 8μ + 68μ H
toc44