Rainbow Electronics MAX913 User Manual

General description, Applications, Features

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_______________General Description

The MAX913 single and MAX912 dual high-speed,
low-power comparators have differential inputs and
complementary TTL outputs. Fast propagation delay
(10ns typ), extremely low supply current, and a wide
common-mode input range that includes the negative
rail make the MAX912/MAX913 ideal for low-power,
high-speed, single +5V (or ±5V) applications such as
V/F converters or switching regulators.

The MAX912/MAX913 outputs remain stable through
the linear region. This feature eliminates output instability
common to high-speed comparators when driven with a
slow-moving input signal.

The MAX912/MAX913 can be powered from a single
+5V supply or a ±5V split supply. The MAX913 is an
improved plug-in replacement for the LT1016. It pro-
vides significantly wider input voltage range

and

equiva-

lent speed at a fraction of the power. The MAX912 dual
comparator has equal performance to the MAX913 and
includes independent latch controls.

________________________Applications

Zero-Crossing Detectors

Ethernet Line Receivers

Switching Regulators

High-Speed Sampling Circuits

High-Speed Triggers

Extended Range V/F Converters

Fast Pulse Width/Height Discriminators

____________________________Features

Ultra Fast (10ns)

Single +5V or Dual ±5V Supply Operation

Input Range Extends Below Negative Supply

Low Power: 6mA (+5V) Per Comparator

No Minimum Input Signal Slew-Rate Requirement

No Power-Supply Current Spiking

Stable in the Linear Region

Inputs Can Exceed Either Supply

Low Offset Voltage: 0.8mV

______________Ordering Information

* Dice are specified at T

A

= +25 °C, DC parameters only.

MAX912/MAX913

Single/Dual, Ultra-Fast, Low-Power,

Precision TTL Comparators

________________________________________________________________

Maxim Integrated Products

1

1

2

3

4

8

7

6

5

V+

IN+

IN-

V-

Q

Q

GND

LE

DIP/SO

MAX913

+

-

TOP VIEW

___________________________________________________________Pin Configurations

Call toll free 1-800-998-8800 for free samples or literature.

19-0157; Rev 1; 1/94

PART

TEMP. RANGE

PIN-PACKAGE

MAX912

CPE

0°C to +70°C

16 Plastic DIP

MAX912CSE

0°C to +70°C

16 Narrow SO

MAX912C/D

0°C to +70°C

Dice*

MAX912EPE

-40°C to +85°C

16 Plastic DIP

MAX912ESE

-40°C to +85°C

16 Narrow SO

MAX912MJE

-55°C to +125°C

16 CERDIP

N.C.

V-

INA-

LEB

N.C.

V+

INB-

DIP/Narrow SO

1

16

QA

GND

LEA

QB

GND

MAX912

8

9

INA+

INB+

+

-

QA

QB

+

-

A

B

4

5

6

7

13

12

11

10

2

3

15

14

MAX913

CPA

0°C to +70°C

8 Plastic DIP

MAX913CSA

0°C to +70°C

8 SO

MAX913C/D

0°C to +70°C

Dice*

MAX913EPA

-40°C to +85°C

8 Plastic DIP

MAX913ESA

-40°C to +85°C

8 SO

MAX913MJA

-55°C to +125°C

8 CERDIP

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