MAX9777ETI+ Maxim Integrated Products, MAX9777ETI+ Datasheet - Page 3

• Manufacturer Part Number: MAX9777ETI+
• Description: IC AMP AUDIO PWR 2.6W AB 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class ABr

Specifications of MAX9777ETI+

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.6W x 2 @ 4 Ohm; 200mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, I²C, Input Multiplexer, Mute, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
noted. Typical values are at T
OUTPUT AMPLIFIERS (HEADPHONE MODE, HPS = V
Power-Supply Rejection Ratio
(Note 2)
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
DIGITAL INPUTS (MUTE, SHDN, HPS_EN, GAINA/B, IN1 1 1 1 /2)
Input-Voltage High
Input-Voltage Low
Input Leakage Current
HEADPHONE SENSE INPUT (HPS)
Input-Voltage High
Input-Voltage Low
Input Leakage Current
Click/Pop Level
DD
= PV
DD
PARAMETER
= 5.0V, GND = PGND = 0V, V
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Stereo 3W Audio Power Amplifiers with
A
= +25°C.) (Note 1)
SYMBOL
THD+N
PSRR
V
R
P
SNR
K
V
V
SR
BIAS
BIAS
V
V
OUT
C
I
I
IN
IN
CP
IH
IH
IL
IL
L
Headphone Drive and Input Mux
SHDN
V
f = 1kHz, V
f = 20kHz, V
f
1%, T
f
BW = 22Hz to 22kHz
R
V
No sustained oscillations
f
Peak voltage, A-weighted,
32 samples per second
(Notes 2, 4)
IN
IN
IN
= 5V, C
DD
L
OUT
= 1kHz, THD+N <
= 1kHz,
= 32Ω, BW = 22Hz to 22kHz,
= 10kHz
= 4.5V to 5.5V
A
= 1V
= +25°C
DD
BIAS
RMS
RIPPLE
)
RIPPLE
= 1µF, R
CONDITIONS
= 200mV
= 200mV
IN
R
R
P
R
P
R
L
L
OUT
L
OUT
L
= R
= 32Ω
= 16Ω
= 32Ω
= 16Ω
P-P
P-P
Into shutdown
Out of shutdown
F
= 60mW,
= 125mW,
= 15kΩ, R
L
= ∞. T
0.9 x
2.35
A
MIN
V
75
DD
2
= T
MIN
0.002
0.002
TYP
to T
106
200
-70
-52
1.8
2.5
88
76
88
92
78
50
2
MAX
, unless otherwise
MAX
0.7 x
2.65
V
0.8
±1
±1
DD
UNITS
V/µs
dBV
mW
dB
dB
dB
kΩ
µA
µA
nF
%
V
V
V
V
V
3