MAX706ASESA datasheet(3/15 Pages) MAXIM

3 / 15 page

+3V Voltage Monitoring, Low-Cost µP

Supervisory Circuits

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ELECTRICAL CHARACTERISTICS (continued)

(MAX70_P/R, MAX706AP/AR: VCC = 2.7V to 5.5V; MAX70_S, MAX706AS: VCC = 3.0V to 5.5V; MAX70_T, MAX706AT: VCC = 3.15V to

5.5V; TJ = TA = TMIN to TMAX, unless otherwise noted. Typical values are at TJ = TA = +25°C.) (Note 2)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

VOH

VRST(MAX) < VCC < 3.6V ISOURCE = 215µA

VCC -

0.6

VOL

VRST(MAX) < VCC < 3.6V ISINK = 1.2mA

0.3

VOH

4.5 < VCC < 5.5V

ISOURCE = 800µA

VCC -

1.5

Output-Voltage High

(MAX706P) (MAX706AP)

VOL

4.5V < VCC < 5.5V

ISINK = 3.2mA

0.4

VOH

VRST(MAX) < VCC < 3.6V ISOURCE = 500µA 0.8 x VCC

VOL

VRST(MAX) < VCC < 3.6V ISINK = 500µA

0.3

VOH

4.5V < VCC < 5.5V

ISOURCE = 800µA

VCC -

1.5

Output-Voltage High

(MAX708_)

VOL

4.5V < VCC < 5.5V

ISINK = 1.2mA

0.4

WATCHDOG INPUT

MAX706P/R, MAX706AP/AR, VCC = 3.0V

1.00

1.60

2.25

Watchdog Timeout Period

tWD

MAX706S/T, MAX706AS/AT, VCC = 3.3V

1.00

1.60

2.25

VIL = 0.4V

VRST(MAX) < VCC

< 3.6V

100

WDI Pulse Width

(MAX706_, MAX706A_)

tWP

VIH = 0.8V x VCC

4.5V < VCC <

5.5V

VIL

VRST(MAX) < VCC < 3.6V

0.6

VIH

VRST(MAX) < VCC < 3.6V

0.7 x

VCC

VIL

VCC = 5.0V

0.8

Watchdog Input Threshold

(MAX706_, MAX706A_)

VIH

VCC = 5.0V

3.5

MAX706_

-1.0

+0.02

+1.0

WDI Input Current

WDI = 0V or VCC

MAX706A_

-5

µA

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