MAX705CSLASHD datasheet(3/12 Pages) MAXIM

3 / 12 page

(VCC = 4.75V to 5.5V for MAX705/MAX707/MAX813L, VCC = 4.5V to 5.5V for MAX706/MAX708, TA = TMIN to TMAX, unless otherwise

noted.)

Note 2: Applies to both RESET in the MAX705–MAX708 and RESET in the MAX707/MAX708/MAX813L.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Watchdog Timeout Period

tWD

MAX705, MAX706, MAX813L

1.00

1.60

2.25

WDI Pulse Width

tWP

VIL = 0.4V, VIH = (VCC) (0.8)

WDI Input Threshold

Low

MAX705, MAX706, MAX813L, VCC = 5V

0.8

High

3.5

WDI Input Current

MAX705, MAX706, MAX813L, VCC = 5V

150

µA

MAX705, MAX706, MAX813L, WDI = 0V

-150

-50

WDO

Output Voltage

MAX705, MAX706, MAX813L,

ISOURCE = 800μA

VCC - 1.5

MAX705, MAX706, MAX813L,

ISINK = 1.2mA

0.4

Pull-Up Current

= 0V

100

250

600

μA

Pulse Width

tMR

150

Input Threshold

Low

0.8

High

2.0

to Reset Out Delay (Note 2)

tMD

250

PFI Input Threshold

VCC = 5V

1.20

1.25

1.30

PFI Input Current

-25.00

+0.01

+25.00

PFO

Output Voltage

ISOURCE = 800μA

VCC - 1.5

ISINK = 3.2mA

0.4

MAX705–MAX708/MAX813L

Low-Cost, μP Supervisory Circuits

www.maximintegrated.com

Maxim Integrated │ 3

Electrical Characteristics (continued)

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