Electrical characteristics, Timing requirements, Pin microprocessor supervisor with manual reset – Diodes APX811/812 User Manual

Page 4

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APX811/812

4-Pin Microprocessor Supervisor With Manual Reset

APX811/812 Rev. 2

4 of 10

OCTOBER 2009

DS31960

www.diodes.com

©

Diodes Incorporated

Electrical Characteristics

(T

A

= 25ºC)


T

A

= -40 to 85

o

C unless otherwise note. Typical values are at T

A

=+25

o

C.

Symbol

Parameter

Test Conditions

Min

Typ.

Max

Unit

V

CC

V

CC

Range

1.0

5.5

V

I

CC

Supply

Current

V

th

+ 0.2V

30

40

µA

2.22 2.25 2.28 V

2.59 2.63 2.67 V

2.89

2.93 2.98 V

3.03 3.08

3.13

V

3.94 4.00

4.06

V

4.31 4.38

4.45

V

V

th

Reset threshold

T

A

=

25

o

C.

4.56 4.63

4.70

V

t

s

Set-up Time

V

CC

= V

th

to (V

th

– 100mV)

20 µs

V

CC

= V

th

-0.2, I

SINK

= 1.2mA

0.3

V

CC

= V

th

-0.2, I

SINK

= 3.2mA

0.4

V

OL

T

RESE

Output Voltage Low

(APX811)

V

CC

> 1.0V, I

SINK

= 50uA

0.3

V

V

CC

> V

th

+0.2,

I

SOURCE

= 500uA

0.8V

CC

V

OH

T

RESE Output Voltage-High

(APX811)

V

CC

> V

th

+0.2,

I

SOURCE

= 800uA

V

CC

–1.5

V

V

CC

= V

th

+0.2, I

SINK

= 1.2mA

0.3

V

OL

RESET Output Voltage-Low
(APX812)

V

CC

= V

th

+0.2, I

SINK

= 3.2mA

0.4

V

V

OH

RESET Output Voltage-High
(APX812)

1.8V < V

CC

< V

th

-0.2,

I

SOURCE

= 150uA

0.8 V

CC

V

θ

JA

Thermal Resistance
Junction-to-Ambient

SOT143 (Note 3)

240

o

C/W

θ

JC

Thermal Resistance

Junction-to-Case

SOT143 (Note 3)

71

o

C/W

Notes: 3. Test condition for SOT143: Device mounted on FR-4 substrate, 1"*1", 2oz, copper, single-sided, PC boards.


Timing requirements

(T

A

=25

o

C)


Symbol

Parameter

Test Conditions

Min Typ. Max Unit

t

W

Pulse

Width at MR

V

CC

> V

th

-

+0.2V, V

IL

=0.3

×

V

CC

, V

IH

=0.7

×

V

CC

100 - - ns







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