ADM8618ZACYKS-RL7 datasheet(3/7 Pages) AD

No de pièce	ADM8618ZACYKS-RL7

Description	Low-Voltage Manual Reset & Watchdog Supervisory Circuits in 4-Lead SC70

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Preliminary Technical Data

ADM8611/ADM8616/ADM8617/ADM8618

Rev. PrB | Page 3 of 7

Parameter

Min

Typ

Max

Units

Test Conditions/Comments

MANUAL RESET INPUT (ADM8611)

MR Input Threshold

0.3xVCC

V

0.7xVCC

V

MR Input Pulse Width

1

µs

MR Glitch Rejection

100

ns

MR Pull-up Resistance

25

50

75

k

MR to Reset Delay

200

ns

WATCHDOG INPUT (ADM8616, ADM8617, ADM8618)

Watchdog Timeout Period

4.3

6.3

9.3

ms

ADM86___W

71

102

153

ms

ADM86___X

1.12

1.6

2.4

s

ADM86___Y

17.9

25.6

38.4

s

ADM86___Z

WDI Pulse Width

50

ns

VIL=0.3xVCC, VIH=0.7xVCC,

WDI Input Threshold

0.3xVCC

V

0.7xVCC

V

WDI Input Current

120

160

µA

VWDI= VCC, time average

-20

-15

µA

VWDI=0, time average

ABSOLUTE MAXIMUM RATINGS

Table 3. TA = 25°C unless otherwise noted.

Parameter

Rating

VCC

-0.3V to +6V

RESET/RESET

-0.3V to +6V

Output Current (RESET, RESET)

20mA

Operating Temperature Range

-40°C to +85°C

Storage Temperature Range

-65°C to +150°C

θJA Thermal Impedance, SC70

146°C/W

Lead Temperature

Soldering (10 sec)

300°C

Vapour Phase (60 sec)

215°C

Infrared (15 sec)

220°C

Stresses above those listed under Absolute Maximum Ratings

may cause permanent damage to the device. This is a stress

rating only and functional operation of the device at these or

any other conditions above those indicated in the operational

section of this specification is not implied. Exposure to absolute

maximum rating conditions for extended periods may affect

device reliability.

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