Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

V

−0.3V to 6.0V

RESET, RESET

−0.3V to (V

Input Current, V

20mA

Output Current, RESET,

RESET Pin

20mA

ESD Rating (Note 2)

2kV

Continuous Power Dissipation (T

SOT-23 (Note 3)

320mW

Operating Temperature Range

Industrial:

−40˚C to +85˚C

Extended:

−40˚C to +125˚C

Maximum Junction Temperature

125˚C

Storage Temperature Range

−65˚C to +160˚C

Lead Temperature

(soldering, 10sec)

+300˚C

Electrical Characteristics

Typical values are at T

operating temperature range (−40˚C to +85˚C) for LM372_IM5X, and (−40˚C to +125˚C) for LM372_EM5X, unless otherwise

noted. (Note 4)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

V

CC

V

1.0

5.5

V

I

CC

Supply Current

(I

LM372 _ -4.63

V

8

15

µA

LM372 _ -3.08

V

7

10

LM372 _ -2.32

V

6

10

V

TH

Reset Threshold

LM372 _ -4.63

4.54

4.50

4.63

4.72

4.75

V

LM372 _ -3.08

3.03

3.00

3.08

3.14

3.15

LM372 _ -2.32

2.27

2.25

2.32

2.37

2.40

V

TH

Tempco

Reset Threshold

Temperature Coefficient

30

ppm/˚C

t

RD

V

V

20

µs

t

RP

Reset Active Timeout Period

100

190

560

ms

t

MR

MR Minimum Pulse Width

10

µs

t

MD

MR to Reset Propagation

Delay

2µs

MR Glitch Immunity (Note 6)

100

ns

V

IH

MR Input Threshold

V

2.3

V

V

IL

0.8

V

IH

V

-2.32

0.7 V

CC

V

IL

0.25 V

CC

MR Pull-Up Resistance

22

k

Ω

V

OL

RESET Output Voltage Low

(LM3722)

V

(LM3722-2.32/3.08)

0.3

V

V

(LM3722-4.63)

0.4

V

0.3

V

OH

RESET Output Voltage High

(LM3722)

V

(LM3722-2.32/3.08)

0.8V

CC

V

V

(LM3722-4.63)

V

V

OL

RESET Output Voltage Low

(LM3723)

V

(LM3723 -2.32/3.08)

0.3

V

V

(LM3723 -4.63)

0.4

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