MAX97220CETE+ Maxim Integrated, MAX97220CETE+ Datasheet - Page 9

• Manufacturer Part Number: MAX97220CETE+
• Description: Audio Amplifiers DirectDrive LDriver Headphone Amplifier
• Manufacturer: Maxim Integrated

Specifications of MAX97220CETE+

• Rohs: yes
• Product: Class-AB
• Output Type: 2-Channel Headphone
• Output Power: 125 mW x 2 at 32 Ohms
• Thd Plus Noise: 0.0035 %
• Operating Supply Voltage: 2.5 V to 5.5 V
• Supply Current: 5 mA
• Maximum Power Dissipation: 1.667 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN-16
• Common Mode Rejection Ratio (min): 45 dB
• Minimum Operating Temperature: - 40 C

(V
Maxim Integrated
PVDD
= V
SVDD
= V
-100
-110
-120
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
SVDD2
0
0
0.01
0.01
R
P
COMMON-MODE REJECTION RATIO
V
R
L
OUT
PVDD
L
= 16I
= 32I
= 5V, V
CROSSTALK vs. FREQUENCY
= 20mW
LEFT TO RIGHT
= 3.3V
0.1
0.1
ENTERING SHUTDOWN
vs. FREQUENCY
FREQUENCY (kHz)
FREQUENCY (kHz)
C/D VERSIONS
PGND
Line Drivers/Headphone Amplifiers
40µs/div
RIGHT TO LEFT
1
1
= V
SGND
10
10
Typical Operating Characteristics (continued)
MAX97220 toc35
= 0V, C
Differential Input DirectDrive
100
100
BIAS
SHDN
2V/div
OUT_
1V/div
= 0.1µF, C1 = C2 = 1µF, R
MAX97220A–MAX97220E
-100
-120
-100
-110
-120
-20
-40
-60
-80
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0.01
0.01
MAX97220B/MAX97220D
POWER-SUPPLY REJECTION RATIO
COMMON-MODE REJECTION RATIO
R
V
L
RIPPLE
= 1kI
EXITING SHUTDOWN
V
= 200mV
0.1
0.1
V
PVDD
IN
R
R
PVDD
L
L
vs. FREQUENCY
vs. FREQUENCY
= 10kI
FREQUENCY (kHz)
= 32I
FREQUENCY (kHz)
= 10kω, R
= 3.3V
= 5V
20ms/div
P-P
1
1
F
= 10kω, unless otherwise noted.)
10
10
MAX97220 toc36
100
100
SHDN
2V/div
OUT_
5V/div
9