max97001 Maxim Integrated Products, Inc., max97001 Datasheet - Page 13

• Manufacturer Part Number: max97001
• Description: Audio Subsystem With Mono Class D Speaker And Class H Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

(V
loads (Z
C
C1P-C1N
LDOIN
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
Audio Subsystem with Mono Class D Speaker
0.01
SPK
= V
POWER-SUPPLY REJECTION RATIO
V
V
INPUTS AC-COUPLED TO GND
= C
RIPPLE
PVDD
PVDD
) connected between OUTP and OUTN. Headphone loads (R
HPVDD
= 3.7V
= 200mV
0.1
= 3.7V, V
vs. FREQUENCY
FREQUENCY (kHz)
-100
-120
-100
-20
-40
-60
-80
-10
-20
-30
-40
-50
-60
-70
-80
-90
P-P
= C
0
0
0.1
0
1
HPVSS
FFM
f
IN
GND
WIDEBAND OUTPUT SPECTRUM
= 1kHz
IN-BAND OUTPUT SPECTRUM
= V
1
= C
5
10
FREQUENCY (MHz)
PGND
FREQUENCY (kHz)
BIAS
and Class H Headphone Amplifiers
10
10
100
= 0V. Single-ended inputs, preamp gain = 0dB,
=
1μF. T
RBW = 100Hz
SSM
100
15
-100
A
Typical Operating Characteristics (continued)
-20
-40
-60
-80
0
= +25°C, unless otherwise noted.)
2.5
POWER-SUPPLY REJECTION RATIO
V
f
INPUTS AC-COUPLED TO GND
IN
1000
RIPPLE
20
= 1kHz
3.0
= 200mV
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
3.5
P-P
4.0
HP
4.5
) connected from HPL or HPR to GND. Z
-100
-120
-20
-40
-60
-80
0
5.0
0.1
SOFTWARE SHUTDOWN RESPONSE
WIDEBAND OUTPUT SPECTRUM
5.5
HPLVOL = HPRVOL = SPKVOL =
1
FREQUENCY (MHz)
-100
-120
-20
-40
-60
-80
1ms/div
0
10
0
SSM
f
IN
= 1kHz
IN-BAND OUTPUT SPECTRUM
RBW = 100Hz
FFM
100
5
MAX97001 toc25
FREQUENCY (kHz)
1000
10
SPK
SDA
2V/div
SPKR
OUTPUT
200mA/div
= ∞, R
0dB. Speaker
15
HP
= ∞.
20
13