SP6339 datasheet(4/13 Pages) SIPEX

номер детали	SP6339

подробное описание детали	Triple 關Power Supervisory Circuit with Manual Reset and Watchdog

PDF	13 Pages

Scroll/Zoom	100%

производитель	SIPEX [Sipex Corporation]

домашняя страница	http://www.sipex.com

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4 / 13 page

Nov 20-06 Rev J

SP6339-SP6341 Triple µPower Supervisory Circuit

ELECTRICAL CHARACTERISTICS

PARAMETER

MIN

TYP

MAX

UNITS

CONDITIONS

V3 Input Threshold

490

500

510

V3 Input Current

-50

TA = +25ºC

V3 Threshold

Hysteresis

1.5

MRIB Input

Threshold

0.4

Vil

MRIB Input

Threshold

0.8*V1

Vih

MRIB Minimum

Input Pulse Width

MRIB Glitch

Rejection

150

MRIB to RST/RSTB

Delay

100

MRIB Pull-Up

Resistance

kΩ

Watchdog Timeout

Period

1.2

1.6

sec

WDI Pulse Width

0.1

WDI Input

Threshold

0.4

Vil

WDI Input

Threshold

0.8*V1

Vih

WDI Input Current

-500

500

WDI = 0.0V or V1

RSTB

(CMOS or OD)

0.4

V1 = Vth1 - 0.1V, Isink = 1mA,

output asserted

RSTB (CMOS)

0.8*V1

V1 = Vth1 + 0.1V, Isource =

1mA, output not asserted

WDOB (CMOS or

OD)

0.4

WDI = 0.0V or V1, V1 > Vth1,

V2 > Vth2, V3 > 0.5, MRIB float,

Isink = 1mA, WDOB output

asserted

WDOB (CMOS)

0.8*V1

V1 > Vth1, V2 > Vth2, V3 > 0.5,

MRIB float, WDOB not

asserted, Isource = 1mA

RSTB / WDOB

Output OD Leakage

Current

TA = +25ºC

RESET / WATCHDOG OUTPUTS

RSTB / WDOB

WDI - WATCHDOG INPUT

V1 = 1.6V to 5.5V; TA = -40ºC to +85ºC; unless otherwise noted. Typical values are at TA =+25ºC

V3 RESET COMPARATOR INPUT

MRIB - MANUAL RESET INPUT

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