AAT3526 datasheet(4/10 Pages) ANALOGICTECH

Numer części	AAT3526

Szczegółowy opis	MicroPower Supervisory Circuit with Manual Reset

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AAT3526/7/8

MicroPower Supervisory Circuit with Manual Reset

4

3526.2002.1.0.62

Electrical Characteristics (V

IN = 5V, TA = -40 to 85°C unless otherwise noted. Typical values

are at T

A=25°C, VCC = 5V for 4.63/4.38V versions, VCC = 3.3V for 3.08/2.93V versions, VCC = 3.0V for 2.63V

versions and V

CC = 2.5V for 2.32/2.2V versions )

Symbol

Description

Conditions

Min

Typ

Max

Units

V

CC

Operation Voltage

T

A = 0ºC to +70ºC

1.0

5.5

V

T

A = -40ºC to +85ºC

1.2

5.5

I

Q

Quiescent Current

V

CC = 5.5V

1.05

3

µA

V

CC = 3V

0.85

2

V

TH

RESET Threshold (Table 1)

T

A = 25ºC

V

TH -1.5%

V

TH

V

TH +1.5%

V

T

A = -40ºC to +85ºC

V

TH -2.5%

V

TH

V

TH +2.5%

∆V

TH/°C

RESET Threshold Tempco

40

ppm/°C

t

P

RESET Propagation Delay

V

CC = VTH to (VTH -100mV)

15

µs

t

RDY

RESET Active Timeout Period

150

250

400

ms

t

MR

MR Minimum Pulse Width

10

µs

MRGI

MR Glitch Immunity

100

ns

t

MD

MR to Reset Propagation Delay

0.5

µs

V

IH

MR Input Threshold

V

CC = VTH(MAX), VTH ≥ 4.38V

2.3

V

CC = VTH(MAX), VTH < 4.38V

0.7

× V

CC

V

IL

MR Input Threshold

V

CC = VTH(MAX), VTH ≥ 4.38V

0.8

V

CC = VTH(MAX), VTH < 4.38V

0.25

× V

CC

R

MR

MR Pull-Up Resistance

10

20

30

k

Ω

I

SINK =1.6mA, VCC > 2.1V,

0.3

V

OL

RESET Low Output Voltage

RESET asserted

V

AAT3526, AAT3528

I

SINK =100µA, VCC >1.2V,

0.4

RESET asserted

V

OH

RESET High Output Voltage

I

SOURCE = 800 µA

V

CC -1.5

V

AAT3526

I

SINK =1.2mA, VCC > 1.2V,

0.3

V

OL

RESET Low Output Voltage

RESET not asserted

V

AAT3527

I

SINK = 3.2mA, VCC > 4.5V,

0.4

RESET not asserted

I

SOURCE = 500µA, VCC > 2.1V,

0.8V

CC

V

OH

RESET High Output Voltage

RESET asserted

V

AAT3527

I

SOURCE = 50µA, VCC > 1.2V,

0.8V

CC

RESET asserted

I

DOFF

RESET leakage current, AAT3528

V

CC > VTH

1µA

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