MAX97000EWA+T Maxim Integrated Products, MAX97000EWA+T Datasheet - Page 11

• Manufacturer Part Number: MAX97000EWA+T
• Description: IC AUDIO SUBSYSTEM 25WLP
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX97000EWA+T

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 930mW x 1 @ 8 Ohm; 40mW 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: 25-WLP
• Product: Class-D
• Output Power: 725 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: 0.4 mA to 1.45 mA
• Maximum Power Dissipation: 850 mW
• Maximum Operating Temperature: + 80 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 41.2 KOhms
• Input Signal Type: Differential
• 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: MAX97000EWA+T

(V
loads (Z
C
C1P-C1N
LDOIN
0.001
0.001
0.001
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
1
1
1
0.01
0
0
SPK
= V
V
Z
V
Z
V
Z
f
=
IN
P
PVDD
SPRK
f
SPRK
PVDD
SPRK
PVDD
IN
OUT
PVDD
) connected between OUTP and OUTN. Headphone loads (R
= 1kHz
C
0.5
= 1kHz
THD+N vs. OUTPUT POWER
THD+N vs. OUTPUT POWER
0.5
HPVDD
= 4I + 33µF
= 8I + 68µF
= 8I + 68µF
= 500mW
= 4.2V
Speaker and Class H Headphone Amplifier
= 5.0V
f
= 3.7V
f
THD+N vs. FREQUENCY
IN
IN
0.1
= 6kHz
= 6kHz
= 3.7V, V
1.0
FREQUENCY (kHz)
1.0
P
P
= C
f
f
IN
OUT
OUT
IN
= 100Hz
1.5
= 100Hz
1
(mW)
(mW)
HPVSS
GND
1.5
P
OUT
2.0
Audio Subsystem with Mono Class D
= 200mW
= V
= C
10
2.0
PGND
2.5
BIAS
3.0
100
2.5
= 0V. Single-ended inputs, preamp gain = 0dB,
=
1μF. T
0.001
0.001
0.001
0.01
0.01
0.01
A
Typical Operating Characteristics (continued)
100
100
0.1
0.1
0.1
10
10
10
SPEAKER_AMPLIFIER
= +25°C, unless otherwise noted.)
1
1
1
0.01
0
0
V
Z
P
V
Z
V
Z
f
f
IN
PVDD
SPRK
PVDD
SPRK
SPRK
OUT
IN
PVDD
0.5
0.2
= 1kHz
= 1kHz
THD+N vs. OUTPUT POWER
THD+N vs. OUTPUT POWER
= 1000mW
= 4I + 33µF
= 4I + 33µF
= 8I + 68µF
= 3.7V
= 5.0V
= 3.7V
f
f
THD+N vs. FREQUENCY
IN
IN
0.1
1.0
= 6kHz
= 6kHz
0.4
FREQUENCY (kHz)
1.5
f
IN
P
P
= 100Hz
0.6
f
OUT
OUT
IN
= 100Hz
2.0
1
(mW)
(mW)
0.8
P
HP
OUT
2.5
) connected from HPL or HPR to GND. Z
= 200mW
1.0
3.0
10
1.2
3.5
100
4.0
1.4
HPLVOL = HPRVOL = SPKVOL =
0.001
0.001
0.001
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
1
1
1
0.01
0
0
f
V
Z
SSM
V
Z
V
Z
IN
f
SPRK
SPRK
SPRK
PVDD
PVDD
PVDD
IN
0.2
= 1kHz
f
= 1kHz
IN
THD+N vs. OUTPUT POWER
THD+N vs. OUTPUT POWER
0.5
= 8I + 68µF
= 8I + 68µF
f
= 4I + 33µF
= 6kHz
= 3.7V
= 4.2V
= 3.7V
IN
THD+N vs. FREQUENCY
0.1
0.4
= 6kHz
FREQUENCY (kHz)
FFM
0.6
1.0
P
P
f
IN
OUT
f
OUT
IN
= 100Hz
0.8
= 100Hz
1
(mW)
SPK
(mW)
1.5
1.0
= ∞, R
0dB. Speaker
1.2
10
2.0
HP
1.4
= ∞.
100
1.6
2.5
11