ADM9690 datasheet(2/6 Pages) AD

2 / 6 page

–2–

REV. A

ADM9690–SPECIFICATIONS

Parameter

Min

Typ

Max

Units

Test Conditions/Comments

VCC OPERATING VOLTAGE RANGE

4.3

5.5

SUPPLY CURRENT

100

µA

RESET AND WATCHDOG TIMER

Reset Voltage Threshold

4.2

4.31

4.42

VMON Falling TA = 0

°C to +70°C

Reset Threshold Hysteresis

Reset Timeout Delay (t1)

Figure 7, 8

RESET(2

) Timeout Delay (t

Figure 7, 8

WATCHDOG TIMEOUT PERIOD (TWD)

0.4

0.75

1.28

SEL2 = 0, SEL1 = 0

1.0

1.5

2.4

SEL2 = 0, SEL1 = 1

9.0

12.5

SEL2 = 1, SEL1 = 0

SEL2 = 1, SEL1 = 1

WDI INPUT PULSEWIDTH

100

VIL = 0.4, VIH = 3.5 V

RESET(1)/(2

) Output Voltage

0.1

0.4

ISINK = 3.2 mA

0.3

0.4

ISINK = 10 mA,

0.45

0.7

ISINK = 15 mA,

3.5

ISOURCE = 1

µA

WDI INPUT THRESHOLD

Logic Low

0.8

150 ns Pulse

Logic High

3.5

150 ns Pulse

WDI Input Current

1.2

µA

WDI = VCC

–5

–1.2

µA

WDI = 0 V

SEL1/2 Input Current

–1

µA

SEL = VCC

–10

–5

µA

SEL = 0 V

Specifications subject to change without notice.

(VCC = Full Operating Range. TA = TMIN to TMAX unless otherwise noted)

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