Datasheet

MAX4410
80mW, DirectDrive Stereo Headphone Driver
with Shutdown
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(PV
DD
= SV
DD
= 3V, PGND = SGND = 0, SHDNL = SHDNR = SV
DD
, C1 = C2 = 2.2µF, R
IN
= R
F
= 10kΩ, R
L
= ∞, T
A
= T
MIN
to T
MAX
,
unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
Note 2: All specifications are 100% tested at T
A
= +25°C; temperature limits are guaranteed by design.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
R
L
= 32Ω,
P
OUT
= 25mW
0.003
Total Harmonic Distortion Plus
Noise
THD + N f
IN
= 1kHz
R
L
= 16Ω,
P
OUT
= 50mW
0.003
%
Signal-to-Noise Ratio SNR R
L
= 32Ω, P
OUT
= 20mW, f
IN
= 1kHz 95 dB
Slew Rate SR 0.8 V/µs
Maximum Capacitive Load C
L
No sustained oscillations 300 pF
Crosstalk R
L
= 16Ω, P
OUT
= 1.6mW, f
IN
= 10kHz 70 dB
Thermal Shutdown Threshold 140 °C
Thermal Shutdown Hysteresis 15 °C
ESD Protection Human body model (OUTR, OUTL) ±8 kV
Typical Operating Characteristics
(
C1 = C2 = 2.2µF, THD + N measurement bandwidth = 22Hz to 22kHz, T
A
= +25°C, unless otherwise noted.
)
10 100 10k1k 100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX4410 toc01
FREQUENCY (Hz)
THD + N (%)
1
0.1
0.001
0.01
V
DD
= 3V
A
V
= -1V/V
R
L
= 16Ω
P
OUT
= 10mW
P
OUT
= 25mW
P
OUT
= 50mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX4410 toc02
THD + N (%)
1
0.1
0.001
0.01
V
DD
= 3V
A
V
= -2V/V
R
L
= 16Ω
P
OUT
= 25mW
P
OUT
= 10mW
P
OUT
= 50mW
10 100 10k1k 100k
FREQUENCY (Hz)
1
0.0001
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
0.001
0.01
0.1
MAX4410 toc03
V
DD
= 3V
A
V
= -1V/V
R
L
= 32Ω
P
OUT
= 5mW
P
OUT
= 10mW
P
OUT
= 25mW
THD + N (%)
10 100 10k1k 100k
FREQUENCY (Hz)