MAX97001EWP+ MAXIM [Maxim Integrated Products], MAX97001EWP+ Datasheet - Page 11

• Manufacturer Part Number: MAX97001EWP+
• Description: Audio Subsystem with Mono Class D Speaker and Class H Headphone Amplifiers
• Manufacturer: MAXIM [Maxim Integrated Products]

(V
loads (Z
C
C1P-C1N
LDOIN
0.001
0.01
-10
-20
-30
-40
-50
-60
-70
0.1
10
10
6
5
4
3
2
1
0
0
1
Audio Subsystem with Mono Class D Speaker
0.01
2.5
0
SPK
= V
HEADPHONE VOLUME ATTENUATION
SPEAKER ONLY
INPUTS AC-COUPLED TO GND
INPUT = INA
V
RIGHT AND LEFT
32I LOAD
V
Z
= C
SDA
PVDD
SPK
PVDD
) connected between OUTP and OUTN. Headphone loads (R
5
3.0
= V
= 8I + 68µF
HPVDD
= 3.7V
THD+N vs. FREQUENCY
vs. SUPPLY VOLTAGE
0.1
HP_VOL CODE (NUMERIC)
SCL
SSM
FFM
10
SUPPLY CURRENT
vs. HP_VOL CODE
= 3.7V, V
SUPPLY VOLTAGE (V)
3.5
= 3.3V
FREQUENCY (kHz)
= C
15
4.0
1
HPVSS
GND
20
4.5
25
= V
= C
10
PGND
5.0
BIAS
30
and Class H Headphone Amplifiers
100
5.5
= 0V. Single-ended inputs, preamp gain = 0dB,
35
=
1μF. T
0.001
0.001
0.01
0.01
A
100
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.1
0.1
10
10
0
1
1
= +25°C, unless otherwise noted.)
0.01
2.5
INPUTS AC-COUPLED TO GND
V
V
Z
PVDD
SPK
SDA
V
Z
SPK
PVDD
f
IN
P
3.0
THD+N vs. OUTPUT POWER
= 8I + 68µF
OUT
= V
= 1kHz
= 3.7V
= 8I + 68µF
f
IN = 100Hz
THD+N vs. FREQUENCY
= 5.0V
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
0.1
SCL
= 600mW
SUPPLY VOLTAGE (V)
3.5
= 3.3V
FREQUENCY (kHz)
f
IN
P
P
OUT
OUT
= 6kHz
4.0
1
= 200mW
(mW)
Typical Operating Characteristics
HP
4.5
) connected from HPL or HPR to GND. Z
10
5.0
100
5.5
HPLVOL = HPRVOL = SPKVOL =
0.001
0.001
0.01
0.01
100
-10
-20
-30
-40
0.1
0.1
30
20
10
10
10
0
1
1
0.01
0
0
8I LOAD
V
Z
V
Z
SPEAKER VOLUME ATTENUATION
SPK
PVDD
PVDD
SPK
f
500
IN
10
VOLUME CONTROL CODE (NUMERIC)
P
vs. VOLUME CONTROL CODE
OUT
THD+N vs. OUTPUT POWER
= 1kHz
= 4I + 33µF
= 4I + 33µF
= 5.0V
= 3.7V
1000
THD+N vs. FREQUENCY
f
0.1
IN = 100Hz
= 1000mW
20
FREQUENCY (kHz)
1500
f
IN
P
P
= 6kHz
30
OUT
OUT
2000
1
(mW)
SPK
=200mW
40
2500
= ∞, R
0dB. Speaker
50
3000
10
3500
60
HP
= ∞.
4000
100
70
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