MAX9722AETE+T Maxim Integrated Products, MAX9722AETE+T Datasheet - Page 3

• Manufacturer Part Number: MAX9722AETE+T
• Description: IC AMP AUDIO .13W STER AB 16TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9722AETE+T

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 130mW x 2 @ 32 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Product: General Purpose Audio Amplifiers
• Output Power: 130 mW
• Common Mode Rejection Ratio (min): - 70 dB
• Thd Plus Noise: 0.009 %
• Operating Supply Voltage: 2.4 V to 5.5 V
• Supply Current: 5.5 mA
• Maximum Power Dissipation: 1176 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Bias Current (max): 50 nA
• Input Offset Voltage: 0.5 mV
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.4 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX9722AETE+T; MAX9722AETE+TTR

ELECTRICAL CHARACTERISTICS (continued)
(PV
MAX9722A gain = -1V/V (R
Typical values are at T
(MAX9722A, PV
THD+N measurement bandwidth = 22Hz to 22kHz, T
Note 1: All specifications are 100% tested at T
Note 2: Gain for the MAX9722A is adjustable.
Note 3: The amplifier inputs are AC-coupled to ground through C
Note 4: Measurement bandwidth is 22Hz to 22kHz.
Total Harmonic Distortion Plus
Noise (Note 4)
Signal-to-Noise Ratio
Noise
Slew Rate
Maximum Capacitive Load
Charge-Pump Oscillator
Frequency
Crosstalk
ESD Protection
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
0.0001
0.001
DD
0.01
0.1
10
1
= SV
10
Stereo Headphone Amplifiers with Shutdown
TOTAL HARMONIC DISTORTION PLUS
PARAMETER
P
DD
OUT
NOISE vs. FREQUENCY
P
100
= 15mW
= +5V, PGND = SGND = 0V, SHDN = SV
OUT
DD
5V, Differential Input, DirectDrive, 130mW
= 30mW
FREQUENCY (Hz)
= SV
_______________________________________________________________________________________
A
P
OUT
1k
= +25°C, unless otherwise noted.) (Note 1)
DD
= 5mW
IN
= +5V, PGND = SGND = 0V, SHDN = SV
= R
10k
F
V
A
R
DD
V
L
= 10kΩ), for MAX9722B gain = -2V/V (internally set), T
= 16Ω
= -1V/V
SYMBOL
= 3V
THD+N
f
SNR
OSC
SR
C
V
100k
n
L
R
R
R
22Hz to 22kHz bandwidth, input AC grounded
No sustained oscillation
R
Human Body Model (OUTR and OUTL)
A
0.0001
0.001
L
L
L
L
0.01
= +25°C; temperature limits are guaranteed by design.
0.1
10
= 16Ω, P
= 32Ω, P
= 32Ω, P
= 32Ω, V
1
10
A
TOTAL HARMONIC DISTORTION PLUS
= +25°C, unless otherwise noted.)
P
OUT
OUT
OUT
OUT
IN
= 20mW
NOISE vs. FREQUENCY
100
DD
= 200mV
P
OUT
, C1 = C2 = 1µF, R
= 55mW, f = 1kHz
= 125mW, f = 1kHz
= 20mW, f = 22Hz to 22kHz
FREQUENCY (Hz)
= 40mW
CONDITIONS
IN
P
_.
OUT
1k
DD
P-P
Typical Operating Characteristics
= 5mW
, C1 = C2 = 1µF, R
, f = 10kHz, A
10k
V
A
R
DD
V
L
= -1V/V
= 32Ω
= 3V
L
100k
= ∞, resistive load referenced to ground, for
V
A
= 1
= -40°C to +85°C, unless otherwise noted.
0.0001
L
0.001
0.01
= ∞, gain = -1V/V, single-ended input,
0.1
10
1
10
TOTAL HARMONIC DISTORTION PLUS
P
MIN
505
OUT
= 60mW
NOISE vs. FREQUENCY
100
P
0.009
FREQUENCY (Hz)
TYP
0.03
OUT
100
200
600
145
0.5
78
±8
6
5
= 40mW
P
OUT
1k
= 5mW
MAX
800
10k
V
A
R
DD
V
L
= 16Ω
= -1V/V
UNITS
µV
= 5V
V/µs
kHz
dB
dB
pF
°C
°C
kV
%
RMS
100k
3