max9814etdt Maxim Integrated Products, Inc., max9814etdt Datasheet - Page 10

• Manufacturer Part Number: max9814etdt
• Description: Max9814 Microphone Amplifier With Agc And Low-noise Microphone Bias
• Manufacturer: Maxim Integrated Products, Inc.

Microphone Amplifier with AGC and
Low-Noise Microphone Bias
10
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*THE DEVICE HAS BEEN CONFIGURED WITH AN ATTACK TIME OF 1.1ms, 40dB GAIN, AND AN ATTACK-AND-RELEASE RATIO OF 1:500.
R
2.21kΩ
MICBIAS
0.47µF
2.2µF
C
47nF
BIAS
C
C
CG
CT
0.1µF
C
IN
BIAS
MICBIAS
MICIN
CT
CG
LNA
Typical Application Circuit/Functional Diagram
REF
SHDN
GND
V
V
DD
DD
VGA
AGC
C
1µF
BYPASS
MAX9814
GAIN
OUT
A/R
TH
V
C
DD
OUT
MICBIAS
R
150kΩ
R
100kΩ
R
1
2
OUT