max97236 Maxim Integrated Products, Inc., max97236 Datasheet - Page 9

• Manufacturer Part Number: max97236
• Description: Audio Amplifier With Jack Detection
• Manufacturer: Maxim Integrated Products, Inc.

(V
DD
= 1.8V, V
MICVDD
100
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
0.01
-40
= 3.0V, V
MICROPHONE BIAS vs. TEMPERATURE
V
POWER-SUPPLY REJECTION RATIO
RIPPLE
MICBIAS = 2.6V
-20
MICBIAS = 2.0V
MICROPHONE PREAMPLIFIER
= 200mV
0.1
Audio Amplifier with Jack Detection
GND
0
vs. FREQUENCY
TEMPERATURE (°C)
FREQUENCY (kHz)
P-P
= V
20
1
PGND
40
60
= 0V, C
10
Typical Operating Characteristics (continued)
80
FLY
100
100
= C
PVDD
= C
PVSS
-10
= 1FF.)
30
25
20
15
10
-5
3.0
2.5
2.0
1.5
1.0
0.5
5
0
0
0.01
2.6
MICROPHONE AMPLIFIER GAIN
MICROPHONE BIAS vs. MICVDD
V
MICBIAS
R
A
V
R
A
0.1
R
A
L
V =
MICBIAS
2.8
L
V =
R
A
L
V =
= J
= J
L
V =
= 10kI
24dB
24dB
= 10kI
24dB
vs. FREQUENCY
24dB
FREQUENCY (kHz)
= 2.6V
= 2.0V
1
3.0
MICVDD (V)
10
3.2
100
3.4
1000
3.6
9