MAX9812HEXT Datasheet, PDF (9/10 Pages) Maxim Integrated Products – Tiny, Low-Cost, Single/Dual-Input, Fixed-Gain Microphone Amplifiers with Integrated Bias

MAX9812/MAX9813
Tiny, Low-Cost, Single/Dual-Input, Fixed-Gain
Microphone Amplifiers with Integrated Bias
Typical Operating Circuits
V_CC
V_CC
V_BIAS
2.2kΩ
5
BIAS
4
V_CC
1
SHDN
0.1µF
0.1µF
6
MAX9812
0.1µF
3
IN
OUT
MIC
V_BIAS
2.2kΩ
2.2kΩ
MIC1
GND
MIC2
2
8
7
BIAS
V_CC
0.1µF
3
SHDN
0.1µF
6
IN1 _MAX9813
0.1µF
1
OUT
0.1µF
5
IN2
4
IN1/IN2 _GND
2
TOP VIEW
+
SHDN 1
6 IN
MAX9812
GND 2
5 BIAS
OUT 3
4 V_CC
SC70
Pin Configurations
+
OUT 1
GND 2
SHDN 3
MAX9813
IN1/IN2 4
8 V_CC
7 BIAS
6 IN1
5 IN2
SOT23
Selector Guide
PART
PIN-PACKAGE V_CC (V)
TOP
MARK
MAX9812LEXT+T
6 SC70
2.7 to 3.6
MAX9812HEXT+T
6 SC70
4.5 to 5.5
MAX9813LEKA+T
8 SOT23
2.7 to 3.6
MAX9813HEKA+T
8 SOT23
4.5 to 5.5
+Denotes a lead(Pb)-free/RoHS-compliant package.
ABJ
ABK
AEEU
AEEV
PROCESS: BiCMOS
Maxim Integrated
Chip Information
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
LAND
OUTLINE NO. _{PATTERN NO.}
6 SC70
X6SN+1
21-0077
90-0189
8 SOT
K8+1
21-0078
90-0176
9