Rainbow Electronics MAX9101 User Manual

General description, Applications, Features

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General Description

The MAX9100/MAX9101 micropower comparators are
optimized for single-cell systems, and are fully speci-
fied for operation from a single supply of +1.0V to
+5.5V. This ultra-low voltage operation, 5µA quiescent
current consumption, and small footprint make the
MAX9100/MAX9101 ideal for use in battery-powered
systems. A wide-input common-mode range that
includes the negative rail and Rail-to-Rail

®

output swing

allows almost all of the power supply to be used for sig-
nal voltage. In addition, propagation delay is less than
4µs, and rise and fall times are 100ns.

The MAX9100 features a push-pull CMOS output stage
that sinks and sources current with large internal output
drivers that allow rail-to-rail output swings with loads up
to 5mA.The MAX9101 has an open-drain output stage
that makes it suitable for mixed-voltage designs.

The MAX9100/MAX9101 are available in tiny SOT23-5
packages.

________________________Applications

Single-Cell Systems

Pagers

Closed Sensor Applications

Battery-Powered Instrumentation

Portable Electronic Equipment

Portable Communication Devices

____________________________Features

• Ultra-Low Voltage: Guaranteed Down to +1.0V

• Low Quiescent Current: 5µA

• Optimized for Single-Cell Battery-Powered

Systems

• Wide Input Common-Mode Range

• CMOS Rail-to-Rail Output Swing (MAX9100)

• Open-Drain Output (MAX9101)

• 4µs Propagation Delay

• High Output Drive Capability: 5mA Sink and

Source (MAX9100)

• No Output Phase Reversal for Overdriven Inputs

• Available in Tiny SOT23-5 Package

MAX9100/MAX9101

+1.0V Micropower SOT23 Comparators

GND

IN-

IN+

1

5

V

CC

OUT

MAX9100
MAX9101

SOT23

TOP VIEW

2

3

4

Typical Operating Characteristic

2

4

3

6

5

7

8

-40

10

-15

35

60

85

SUPPLY CURRENT vs. TEMPERATURE

MAX9100 toc01

TEMPERATURE (

°C)

I

CC

A)

V

CC

= +5V

V

CC

= +2V

V

CC

= +1V

19-1808; Rev 0; 10/00

Ordering Information

PART

TEMP. RANGE

PIN-
PACKAGE

TOP

MARK

MAX9100EUK-T

-40

°C to +85°C

5 SOT23-5

ADOR

MAX9100ESA

-40

°C to +85°C

8 SO

MAX9101EUK-T

-40

°C to +85°C

5 SOT23-5

ADOS

MAX9101ESA

-40

°C to +85°C

8 SO

Pin Configurations

Pin Configurations continued at end of data sheet.

________________________________________________________________ Maxim Integrated Products

1

Rail-to-Rail is a registered trademark of Nippon Motorola, Ltd.

For price, delivery, and to place orders, please contact Maxim Distribution at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.

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