LMV7231

SNOSB45E – FEBRUARY 2010 – REVISED MARCH 2013

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PIN DESCRIPTIONS

Pin

Symbol

Type

Description

1

-IN1

Analog Input

Negative input for window comparator 1.

2

+IN1

Analog Input

Positive input for window comparator 1.

3

-IN2

Analog Input

Negative input for window comparator 2.

4

+IN2

Analog Input

Positive input for window comparator 2.

5

-IN3

Analog Input

Negative input for window comparator 3.

6

+IN3

Analog Input

Positive input for window comparator 3.

7

-IN4

Analog Input

Negative input for window comparator 4.

8

+IN4

Analog Input

Positive input for window comparator 4.

9

-IN5

Analog Input

Negative input for window comparator 5.

10

+IN5

Analog Input

Positive input for window comparator 5.

11

-IN6

Analog Input

Negative input for window comparator 6.

12

+IN6

Analog Input

Positive input for window comparator 6.

13

RESERVED

Digital Input

Connect to GND.

14

GND

Power

Ground reference pin for the power supply voltage.

The state of this pin determines whether the CO1-CO6 pins are active

15

COPOL

Digital Input

“HIGH” or “LOW”. When tied LOW the CO1-CO6 outputs will go LOW to

indicate an out of window comparison.

The state of this pin determines whether the AO pin is active on an over-

16

AOSEL

Digital Input

voltage or under-voltage event. When tied LOW the AO output will be

active upon an over-voltage event.

This output is the ANDED combination of either the over-voltage

Open-Drain NMOS

17

AO

comparator outputs or the under-voltage comparator outputs and is

Digital Output

controlled by the state of the AOSEL. AO pin is active “LOW”.

Open-Drain NMOS

18

CO6

Window comparator 6 NMOS open-drain output.

Digital Output

Open-Drain NMOS

19

CO5

Window comparator 5 NMOS open-drain output.

Digital Output

Open-Drain NMOS

20

CO4

Window comparator 4 NMOS open-drain output.

Digital Output

Open-Drain NMOS

21

CO3

Window comparator 3 NMOS open-drain output.

Digital Output

Open-Drain NMOS

22

CO2

Window comparator 2 NMOS open-drain output.

Digital Output

Open-Drain NMOS

23

CO1

Window comparator 1 NMOS open-drain output.

Digital Output

24

V+

Power

Power supply pin.

DAP

DAP

Thermal Pad

Die Attach Paddle (DAP) connect to GND.

4

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