Datasheet

9Maxim 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.)
MAX97220 toc31
FREQUENCY (kHz)
CROSSTALK (dB)
1010.1
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
0.01 100
R
L
= 16I
P
OUT
= 20mW
CROSSTALK vs. FREQUENCY
C/D VERSIONS
LEFT TO RIGHT
RIGHT TO LEFT
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX97220 toc32
FREQUENCY (kHz)
PSRR (dB)
1010.1
-100
-80
-60
-40
-20
0
-120
0.01 100
V
PVDD
= 3.3V
R
L
= 32I
V
RIPPLE
= 200mV
P-P
V
PVDD
= 5V
R
L
= 10kI
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX97220 toc33
FREQUENCY (kHz)
CMRR (dB)
1010.1
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
0.01 100
V
PVDD
= 3.3V
R
L
= 32I
FREQUENCY (kHz)
CMRR (dB)
1010.10.01 100
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX97220 toc34
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
R
L
= 1kI
ENTERING SHUTDOWN
MAX97220 toc35
OUT_
1V/div
SHDN
2V/div
40µs/div
EXITING SHUTDOWN
MAX97220 toc36
OUT_
5V/div
SHDN
2V/div
20ms/div
MAX97220B/MAX97220D