MAX9766ETJ+ Maxim Integrated Products, MAX9766ETJ+ Datasheet - Page 3

• Manufacturer Part Number: MAX9766ETJ+
• Description: IC AMP AUDIO .75W MONO AB 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class ABr

Specifications of MAX9766ETJ+

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 750mW x 1 @ 4 Ohm; 65mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, I²C, Input Multiplexer, Microphone, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
otherwise noted. Typical values are at T
Maximum Capacitive Load Drive
Slew Rate
Crosstalk
OUTPUT AMPLIFIERS (HEADPHONE MODE)
Power-Supply Rejection Ratio
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Slew Rate
Maximum Capacitive Load Drive
Crosstalk
BIAS VOLTAGE (BIAS)
BIAS Voltage
Output Resistance
MICROPHONE AMPLIFIER GENERAL
Output Voltage Swing
Slew Rate
Output Short-Circuit Current
Maximum Capacitive Load Drive
DIFFERENTIAL INPUT AMPLIFIER (MICIN+, MICIN-)
Input Offset Voltage
Input Noise-Voltage Density
Total Harmonic Distortion Plus
Noise
Small-Signal Bandwidth
Input Resistance
DD
= PV
750mW Audio Amplifiers with Headphone Amp,
DD
PARAMETER
= 3.0V, GND = 0, HPS = MUTE = GND, SHDN = 3V, C
_______________________________________________________________________________________
SYMBOL
THD+N
THD+N
BW
PSRR
V
R
A
P
V
SNR
V
R
Microphone Preamp, and Input Mux
SR
SR
BIAS
BIAS
SR
C
OUT
C
OUT
C
e
= +25°C.) (Note 1)
OS
-3dB
IN
N
L
L
L
No sustained oscillations
f
V
f = 1kHz, V
f = 20kHz, V
f
T
f
22kHz
R
BW = 20Hz to 22kHz
No sustained oscillations
f
R
R
A
To V
No sustained oscillations
f
V
f
A
MICIN_ to GND
IN
IN
IN
IN
IN
IN
A
DD
DD
L
L
L
V
V
= 100kΩ
= 2kΩ
= 1kHz, BW = 22Hz to 22kHz
= 10kHz
= 1kHz, THD+N = 1%,
= +25
= 1kHz, BW = 22Hz to
= 8Ω, V
= 10kHz
= 10dB
= 1kHz
= 40dB, V
DD
= 2.7V to 5.5V
= 3V, V
or GND
o
C (Note 2)
OUT_
RIPPLE
OUT
RIPPLE
OUT
CONDITIONS
= 1.4V
= 0.35V
= 100mV
= 200mV
BIAS
= 200mV
RMS
= 1µF, R
RMS,
V
V
V
V
A
A
P-P
,
P-P
R
R
V
R
P
R
P
R
DD
OL
DD
OL
V
V
P-P
OUT
OUT
OUT
L
L
L
L
L
A
= 20dB
= 40dB
V
= 32Ω
= 16Ω
= 10kΩ
= 32Ω
= 16Ω
- GND
- GND
- V
- V
IN
= 10dB,
= 0.7
= 15mW,
= 30mW,
OH
OH
= R
F
RMS
= 15kΩ, R
,
MIN
1.4
35
L
= ∞. T
0.002
0.005
0.004
TYP
11.6
0.01
400
200
300
100
1.4
0.7
1.5
0.6
73
95
75
50
40
65
89
79
50
35
50
80
70
10
50
31
A
2
= T
MIN
MAX
400
150
400
1.6
70
to T
5
MAX
nV/√Hz
UNITS
, unless
V/µs
V/µs
V/µs
mW
kHz
mV
mA
mV
dB
dB
dB
dB
kΩ
kΩ
pF
pF
pF
%
%
V
3