Datasheet

10 Maxim Integrated
Differential Input DirectDrive
Line Drivers/Headphone Amplifiers
MAX97220A–MAX97220E
Typical Operating Characteristics (continued)
(V
PVDD
= V
SVDD
= V
SVDD2
= 5V, V
PGND
= V
SGND
= 0V, C
BIAS
= 0.1µF, C1 = C2 = 1µF, R
IN
= 10kω, R
F
= 10kω, unless otherwise noted.)
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX97220 toc40
SUPPLY VOLTAGE (V)
SHUTDOWN CURRENT (µA)
5.04.53.0 3.5 4.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
2.5 5.5
NO LOAD
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX97220 toc41
TEMPERATURE (°C)
SHUTDOWN CURRENT (µA)
603510-15
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
-0.2
-40 85
NO LOAD
V
PVDD
= 5V
V
PVDD
= 3.3V
RF IMMUNITY vs. FREQUENCY
MAX97220 toc42
FREQUENCY (MHz)
RF IMMUNITY (dB)
2600210016001100600
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-130
100 3100
LEFT CHANNEL
RIGHT CHANNEL
R
L
= 32I
EXITING SHUTDOWN
MAX97220 toc37
OUT_
5V/div
SHDN
2V/div
2ms/div
MAX97220A/MAX97220C/MAX97220E
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX97220 toc38
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
5.04.54.03.53.0
1
2
3
4
5
6
7
8
9
10
0
2.5 5.5
NO LOAD
SUPPLY CURRENT vs. TEMPERATURE
MAX97220 toc39
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
603510-15
1
2
3
4
5
6
7
8
9
10
0
-40 85
NO LOAD
V
PVDD
= 5V
V
PVDD
= 3.3V