max9796 Maxim Integrated Products, Inc., max9796 Datasheet - Page 4

• Manufacturer Part Number: max9796
• Description: Max9796 2.3w, High-power Class D Audio Subsystem With Directdrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

2.3W, High-Power Class D Audio Subsystem
with DirectDrive Headphone Amplifiers
ELECTRICAL CHARACTERISTICS (continued)
(V
0dB, volume setting = 0dB, mono path gain = 0dB, SHDN = 1, SSM = 1). Speaker load resistors (R
OUT+ and OUT-, headphone load resistors are terminated to GND, unless otherwise noted. C1 = C2 = C3 = 1µF. T
unless otherwise noted. Typical values are at T
4
RECEIVER AMPLIFIER
Output Offset Voltage
Click-and-Pop Level
Power-Supply Rejection Ratio
(Note 3)
Output Power
Gain
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Slew Rate
Capacitive Drive
HEADPHONE AMPLIFIERS
Output Offset Voltage
Click-and-Pop Level
ESD Protection
Power-Supply Rejection Ratio
(Note 3)
DD
_______________________________________________________________________________________
= PV
DD
PARAMETER
= CPV
DD
= 3.3V, GND = PGND = CPGND = 0V, SHDN = V
SYMBOL
THD+N
PSRR
PSRR
P
SNR
V
K
V
K
SR
OUT
A
C
OS
OS
CP
CP
V
L
A
= +25°C.) (Note 1)
T
Peak voltage, T
+25°C, A-weighted,
32 samples per
second (Notes 3, 5)
T
T
THD+N = 1%
R
R
R
800mV
T
Peak voltage, T
+25°C, A-weighted,
32 samples per
second (Notes 2, 5)
HP_
T
A
A
A
A
A
L
L
L
= +25°C
= +25°C
= +25°C,
= 16Ω (V
= 32Ω (V
= 16Ω, V
= +25°C
= +25°C
RMS
(Note 3)
OUT
OUT
OUT
CONDITIONS
A
A
=
= 800mV
= 800mV
=
=
Into shutdown
Into mute
Out of shutdown
Out of mute
V
f = 217Hz, 100mV
ripple
f = 1kHz, 100mV
ripple
f = 20kHz, 100mV
ripple
R
R
BW = 20Hz to 20kHz
A-weighted
Into shutdown
Into mute
Out of shutdown
Out of mute
Contact
Air
V
f = 217Hz, 100mV
ripple
f = 1kHz, 100mV
ripple
f = 20kHz, 100mV
ripple
DD
DD
DD
L
L
RMS
RMS
= 16Ω
= 32Ω
, I
= 2.7V to 5.5V
= 2.7V to 5.5V
2
C settings (INA gain = +20dB, INB gain = INC gain =
, f = 1kHz)
, f = 1kHz)
P-P
P-P
P-P
P-P
P-P
P-P
MIN
58
58
LSP
0.024
±1.8
±1.8
TYP
0.03
) are terminated between
300
-62
-67
-63
-66
0.3
-61
-65
-60
-64
±4
±8
80
80
70
62
60
50
87
89
80
80
70
62
3
A
MAX
= T
MIN
to T
UNITS
V/µs
mW
mV
mV
dB
dB
dB
dB
dB
dB
pF
kV
%
MAX
,