max9702etit Maxim Integrated Products, Inc., max9702etit Datasheet - Page 4

• Manufacturer Part Number: max9702etit
• Description: Max9702 1.8w, Filterless, Stereo, Class D Audio Power Amplifier And Directdrive Stereo Headphone Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

ELECTRICAL CHARACTERISTICS (V
(V
= +1dB. Speaker load R
between HPR/HPL to GND. C
erwise noted. Typical values are at T
1.8W, Filterless, Stereo, Class D Audio Power
Amplifier and DirectDrive Stereo Headphone Amplifier
4
HEADPHONE AMPLIFIERS (HPS = V
Output Offset Voltage
Power-Supply Rejection Ratio
(Note 4)
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Charge-Pump Frequency
Click-and-Pop Level
Slew Rate
Gain (see I
Channel-to-Channel Gain
Tracking
Capacitance Drive
Crosstalk
HP_ Resistance to GND
DIGITAL INPUTS (SHDN, SYNC, SDA, SCL, HPS)
Input Voltage High, SHDN,
SYNC, HPS
Input Voltage High, SCL
Input Voltage Low, SHDN, SYNC,
HPS
DD
_______________________________________________________________________________________
= PV
DD
PARAMETER
2
C Section)
= CPV
DD
= SHDN = 3.3V, GND = PGND = CPGND = 0V, SYNC = V
L
connected between OUT+ and OUT-, unless otherwise noted, R
BIAS
= 1µF to GND, 1µF capacitor between C1P and C1N, C
A
= +25°C.) (Notes 1, 2)
SYMBOL
THD+N
DD
PSRR
P
V
V
SNR
V
V
K
f
OUT
SR
A
C
CP
INH
INH
)
INL
OS
CP
V
L
T
T
V
100mV
V
THD+N = 1%, V
3.3V, T
R
R
V
R
Peak voltage, 32
samples/second,
A-weighted (Note 3)
±1V output step
B4 = 0
B4 = 0
B4 = 1
B4 = 1
No sustained oscillations
L to R, R to L, f = 10kHz, R
P
In speaker mode
A
MIN
DD
IN
OUT
OUT
L
L
L
= +25°C
= 16Ω (P
= 32Ω (P
= 32Ω
= 0V, T
DD
= 2.5V to 5.5V
to T
= 1V
= 10mW
P-P
A
= +25°C
MAX
= 3.3V) (continued)
ripple,
RMS
A
OUT
OUT
= +25°C
CONDITIONS
,
DD
= 40mW, f = 1kHz)
= 32mW, f = 1kHz)
=
BW = 22Hz to 22kHz
A-weighted
Into shutdown
Out of shutdown
B3 = 0
B3 = 1
B3 = 0
B3 = 1
f
f
R
R
L
RIPPLE
RIPPLE
L
L
= 16Ω,
= 32Ω
= 16Ω
DD
= 217Hz
= 20kHz
(SSM), speaker gain = +12dB, headphone gain
VSS
L
= ∞. Headphone load R
= 1µF. T
0.7 x
MIN
V
66
DD
2
A
= T
f
0.015
OSC
TYP
±1.8
0.03
95.5
97.9
±0.2
300
0.3
+1
+4
+7
75
73
53
48
47
65
85
70
-2
MIN
1
/2
to T
MAX
MAX
0.8
±6
±8
LH
, unless oth-
connected
UNITS
V/µs
mW
kHz
mV
dB
dB
dB
dB
dB
kΩ
pF
%
%
V
V
V