MAX97002EWP+T Maxim Integrated Products, MAX97002EWP+T Datasheet - Page 11

IC AUDIO SUBSYSTEM 20WLP

MAX97002EWP+T

Manufacturer Part Number
MAX97002EWP+T
Description
IC AUDIO SUBSYSTEM 20WLP
Manufacturer
Maxim Integrated Products
Series
DirectDrive™r
Type
Class Dr
Datasheet

Specifications of MAX97002EWP+T

Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
920mW x 1 @ 8 Ohm; 37mW x 2 @ 16 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control
Mounting Type
Surface Mount
Package / Case
20-WLP
Product
Class-D
Output Power
700 mW
Available Set Gain
12 dB
Common Mode Rejection Ratio (min)
32 dB to 55 dB
Thd Plus Noise
0.05 %
Operating Supply Voltage
2.7 V to 5.5 V
Supply Current
0.32 mA to 1.85 mA
Maximum Power Dissipation
1040 mW
Maximum Operating Temperature
+ 80 C
Mounting Style
SMD/SMT
Audio Load Resistance
41.2 KOhms
Input Signal Type
Differential or Single
Minimum Operating Temperature
- 40 C
Output Signal Type
Differential
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.7 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
MAX97002EWP+T
(V
loads (ZSPK) connected between OUTP and OUTN. Headphone loads (RHP) connected from HPL or HPR to GND. ZSPK = ∞, RHP = ∞.
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
0.01
2.5
0
= V
HEADPHONE VOLUME ATTENUATION
SPEAKER ONLY
INPUTS AC-COUPLED TO GND
INPUT = INA
V
RIGHT AND LEFT
32I LOAD
V
Z
SSM
= C
SDA
PVDD
SPRK
Speaker and Class H Headphone Amplifiers
PVDD
5
3.0
= V
= 8I + 68µF
HPVDD
= 3.7V
THD+N vs. FREQUENCY
vs. SUPPLY VOLTAGE
0.1
HP_VOL CODE (NUMERIC)
SCL
10
SUPPLY CURRENT
vs. HP_VOL CODE
= 3.7V, V
SUPPLY VOLTAGE (V)
3.5
= 3.3V
FREQUENCY (kHz)
FFM
= C
15
4.0
1
HPVSS
GND
20
4.5
Audio Subsystem with Mono Class D
25
= V
10
= C
PGND
5.0
30
BIAS
100
5.5
= 0V. Single-ended inputs, preamp gain = 0dB,
35
=
1μF. T
0.001
0.001
0.01
0.01
100
A
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.1
0.1
10
10
1
0
1
= +25°C, unless otherwise noted.)
0.01
2.5
0
INPUTS AC-COUPLED TO GND
V
V
Z
V
Z
P
f
SPRK
SPRK
SDA
PVDD
PVDD
OUT
IN
400
= 1kHz
3.0
THD+N vs. OUTPUT POWER
= V
= 600mW
f
= 8I + 68µF
= 8I + 68µF
= 5.0V
IN
= 3.7V
THD+N vs. FREQUENCY
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
0.1
SCL
= 6kHz
SUPPLY VOLTAGE (V)
800
3.5
= 3.3V
FREQUENCY (kHz)
P
OUT
1200
f
4.0
IN
1
(mW)
= 100Hz
Typical Operating Characteristics
P
OUT
1600
4.5
= 200mW
10
2000
5.0
2400
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
P
V
Z
V
Z
SPEAKER VOLUME ATTENUATION
OUT
f
SPRK
PVDD
SPRK
PVDD
IN
500
10
VOLUME CONTROL CODE (NUMERIC)
= 1kHz
vs. VOLUME CONTROL CODE
THD+N vs. OUTPUT POWER
= 1000mW
= 4I + 33µF
= 4I + 33µF
= 5.0V
= 3.7V
f
1000
THD+N vs. FREQUENCY
IN
0.1
20
= 6kHz
FREQUENCY (kHz)
1500
P
f
IN
30
OUT
= 100Hz
2000
1
(mW)
40
P
2500
OUT
0dB. Speaker
= 200mW
50
3000
10
3500
60
4000
100
70
11

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