adau1373 Analog Devices, Inc., adau1373 Datasheet - Page 10

• Manufacturer Part Number: adau1373
• Description: Low Power Codec With Speaker And Headphone Amplifier Adau1373
• Manufacturer: Analog Devices, Inc.

ADAU1373
Parameter
EARPIECE AMPLIFIER
Output Power at 10% THD + N
Efficiency
Average Switching Frequency
R
DC Offset
Load Resistance
Recovery Time from Protect Mode
Turn On Time
Turn Off Time
Gain
Gain Step Size
Mute Attenuation
Output Level at 1% THD + N
Output Power at 10% THD + N
DC Offset
Load Resistance
Turn On Time
Turn Off Time
DS
On
Test Conditions/Comments
SPKVDD = 2.5 V, 4 Ω + 15 μH (mono)
SPKVDD = 3.6 V, 4 Ω + 15 μH (mono)
SPKVDD = 4.2 V, 4 Ω + 15 μH (mono)
SPKVDD = 5 V, 4 Ω + 15 μH (mono)
SPKVDD = 2.5 V, 8 Ω + 33 μH (mono)
SPKVDD = 3.6 V, 8 Ω + 33 μH (mono)
SPKVDD = 4.2 V, 8 Ω + 33 μH (mono)
SPKVDD = 5 V, 8 Ω + 33 μH (mono)
P
P
P
P
NMOS at 100 mA
PMOS at 100 mA
Gain = 12 dB, SPKVDD = 3.6 V
Mono mode
Stereo mode
From high-Z (mute) to outputs switching state
From output switching to high-Z (mute) state
SPKVDD = 2.5 V, load = 8 Ω
SPKVDD = 2.5 V, load = 16 Ω
SPKVDD = 2.5 V, load = 32 Ω
SPKVDD = 3.6 V, load = 8 Ω
SPKVDD = 3.6 V, load = 16 Ω
SPKVDD = 3.6 V, load = 32 Ω
SPKVDD = 5 V, load = 8 Ω
SPKVDD = 5 V, load = 16 Ω
SPKVDD = 5 V, load = 32 Ω
SPKVDD = 2.5 V, load = 8 Ω
SPKVDD = 2.5 V, load = 16 Ω
SPKVDD = 2.5 V, load = 32 Ω
SPKVDD = 3.6 V, load = 8 Ω
SPKVDD = 3.6 V, load = 16 Ω
SPKVDD = 3.6 V, load = 32 Ω
SPKVDD = 5 V, load = 8 Ω
SPKVDD = 5 V, load = 16 Ω
SPKVDD = 5 V, load = 32 Ω
SPKVDD = 3.6 V, load = 32 Ω, gain = 0 dB
SPKVDD = 3.6 V, load = 32 Ω, gain = 6 dB
SPKVDD = 3.6 V, load = 32 Ω, gain = 12 dB
OUT
OUT
OUT
OUT
= 0.71 W, SPKVDD = 3.6 V, R
= 2.4 W, SPKVDD = 5 V, R
= 1.2 W, SPKVDD = 3.6 V, R
= 1.4 W, SPKVDD = 5 V, R
Rev. 0 | Page 10 of 296
L
L
= 4 Ω + 15 μH (stereo)
= 8 Ω + 33 μH (stereo)
L
L
= 8 Ω + 33 μH (stereo)
= 4 Ω + 15 μH (stereo)
3
4
0
8
Min
256
Typ
0.733
1.611
2.22
3.18
0.43
0.905
1.25
1.78
89
87
93
92
350
180
210
±3
3.5
1.8
6
6
85
53
66
58
123
103
69
140
110
72
74
91
73
162
134
89
178
142
92
±1
±2
±3
9.6
4.1
Max
512
12
Unit
W
W
W
W
W
W
W
W
%
%
%
%
kHz
mΩ
mΩ
mV
Ω
Ω
ms
ms
ms
dB
dB
dB
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mV
mV
mV
Ω
ms
ms