MAX9636/MAX9637/
MAX9638
3V/5V Low-Power, Low-Noise, CMOS,
Rail-to-Rail I/O Op Amps
Pin Configurations
TOP VIEW
IN+
+
1 MAX9636
6
VDD
VSS 2
5 SHDN
+
OUTA 1
INA- 2
INA+ 3
IN- 3
4 OUT
VSS 4 MAX9637
SC70
SHDNB SHDNA
7
6
SC70
OUTA 8
INA- 9 MAX9638
OUTB 10
+1
2
VDD INB+
UTQFN
5 VSS
4 INA+
3 INB-
8 VDD
7 OUTB
6 INB-
5 INB+
Pin Description
MAX9636
(6 SC70)
1
—
—
2
3
—
—
4
—
—
—
—
5
6
PIN
MAX9637
(8 SC70)
—
3
5
4
—
2
6
—
1
7
—
—
—
8
MAX9638
(10 UTQFN)
—
4
2
5
—
9
3
—
8
10
6
7
—
1
NAME
FUNCTION
IN+
INA+
INB+
VSS
IN-
INA-
INB-
OUT
OUTA
OUTB
SHDNA
SHDNB
SHDN
VDD
Positive Input
Positive Input A
Positive Input B
Negative Power Supply. Bypass with a 0.1µF capacitor to ground.
Negative Input
Negative Input A
Negative Input B
Output
Output A
Output B
Active-Low Shutdown A
Active-Low Shutdown B
Active-Low Shutdown
Positive Power Supply. Bypass with a 0.1µF capacitor to ground.
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