MAX4298 Maxim, MAX4298 Datasheet - Page 4

• Manufacturer Part Number: MAX4298
• Description: Ultra-High PSRR Stereo Drivers + Microphone Amp + 100mA Linear Regulator
• Manufacturer: Maxim

Ultra-High PSRR Stereo Drivers +
Microphone Amp + 100mA Linear Regulator
(V
4
0.0001
CC
0.001
0.01
11.5
11.0
10.5
10.0
_______________________________________________________________________________________
0.1
9.5
9.0
8.5
-1
6
5
4
3
2
1
0
= SV
1
POWER-DOWN/POWER-UP with SCHOTTKY
100
4.2
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0
DIODE AND RESERVOIR CAPACITOR
BW = 80kHz
CC
4.4
= +5V, typical operating circuit, T
THD+N vs. FREQUENCY
0.5
4.6
INPUT FREQUENCY (Hz)
V
1k
CC
T
T
DRIVER OUT
V
A
A
MAX4298
= 0
OUT
= +85 C
= +25 C
T
4.8
TIME (s)
A
V
= -40 C
CC
1.0
BW = 22kHz
(V)
5.0
10k
V
SV
R
A
V
CC
5.2
L
V
OUT
R
C
1.5
CC
= 16
= -1
L
= 5V
AC
= 32
= 1V
= 22O F
5.4
RMS
100k
2.0
5.6
A
0.0001
0.0001
0.001
0.001
0.01
= +25°C, unless otherwise noted.)
-0.5
0.01
2.5
2.0
1.5
1.0
0.5
0.1
0.1
10
0
1
1
100
0
0
BW = 22kHz
BW = 80kHz
POWER-UP/POWER-DOWN
THD+N vs. FREQUENCY
THD+N vs. AMPLITUDE
0.5
BW = 22kHz
f
OUTPUT VOLTAGE (V
IN
INPUT FREQUENCY (Hz)
SPEAKER
= 1kHz
1k
DRIVER OUT
DRIVER OUT
OUT
TIME (s)
1.0
1
Typical Operating Characteristics
10k
R
A
V
RMS
L
V
OUT
1.5
= 10k
= -1
)
= 1.5V
A
R
R
V
L
L
= -1
= 10k
= 32
RMS
100k
2.0
2
0.0001
0.0001
0.001
0.001
0.01
0.01
0.1
0.1
10
-1
-2
4
3
2
1
0
1
1
100
0
0
BW = 22kHz
BW = 80kHz
THD+N vs. AMPLITUDE
THD+N vs. FREQUENCY
MUTE PERFORMANCE
0.5
0.5
OUTPUT VOLTAGE (V
INPUT FREQUENCY (Hz)
f
IN
1k
SPEAKER
= 1kHz
OUT
DRIVER OUT
DRIVER OUT
TIME (s)
1.0
BW = 22kHz
1
10k
R
A
V
RMS
L
V
OUT
R
C
1.5
1.5
= 32
= -1
L
)
AC
R
A
= 32
= 1.2V
L
V
= 220 F
= 32
= -1
RMS
100k
2.0
2