MAX6324 查看數據表（PDF） - Maxim Integrated

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MAX6324

μP Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset

Maxim Integrated 

MAX6323/MAX6324

μP Supervisory Circuits with Windowed

(Min/Max) Watchdog and Manual Reset

Electrical Characteristics

(VCC = full range, TA = -40°C to +125°C, unless otherwise noted. Typical values are at VCC = 3V, TA = +25°C.) (Note 1)

PARAMETER

Operating Voltage Range

Supply Current

Reset Threshold Voltage

Reset Timeout Delay

VCC to RESET Delay

WDPO, RESET Output Voltage

RESET Output Voltage

(MAX6323)

WDPO, RESET Output Leakage

SYMBOL

VCC

ICC

VTH

tRP

VOL

VOH

ILKG

CONDITIONS

No load, RESET

deasserted

MAX632_ _UT46

VCC = 2.5V or 3.3V

VCC = 5.5

MAX632_ _UT44

MAX632_ _UT31

MAX632_ _UT29

MAX632_ _UT26

MAX632_ _UT23

RESET deasserted

10mV/ms, VTH +100mV to VTH - 100mV

ISINK = 1.2mA, VCC = 2.25V

(MAX632_ _UT23, MAX632_ _UT26,

MAX632_ _UT29, MAX632_ _UT31)

ISINK = 3.2mA, VCC = 4.25V

(MAX632_ _UT44, MAX632_ _UT46)

ISINK = 100μA, VCC > 1.2V,

RESET asserted

ISOURCE = 500μA, VCC = 3.15V,

RESET deasserted (MAX632_ _UT23,

MAX632_ _UT26, MAX632_ _UT29,

MAX632_ _UT31)

ISOURCE = 800μA, VCC = 4.75V, RESET

deasserted, (MAX632_ _UT44,

MAX632_ _UT46)

VRESET = VWDPO = +5.5V, RESET,

WDPO deasserted

MIN TYP

1.2

23

27

4.50 4.63

4.25 4.38

3.00 3.08

2.85 2.93

2.55 2.63

2.25 2.32

100 180

20

0.8 x VCC

VCC - 1.5

MAX

5.5

45

57

4.75

4.50

3.15

3.00

2.70

2.38

280

0.4

0.4

0.4

1

UNITS

V

µA

V

ms

µs

V

V

µA

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