MAX6830 datasheet(3/12 Pages) MAXIM

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Dual Ultra-Low-Voltage SOT23 µP Supervisors

with Manual Reset and Watchdog Timer

_______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(VCC = +4.5V to +5.5V for MAX68_ _L/M, VCC = +2.7V to +3.6V for MAX68_ _T/S/R, VCC = +2.1V to +2.75V for MAX68_ _Z/Y,

VCC = +1.53V to +2.0V for MAX68_ _W/V; TA = -40°C to +125°C, unless otherwise specified. Typical values are at TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

TA = -40

°C to +85°C

2.244

2.313

2.381

TA = -40

°C to +125°C

2.238

2.313

2.388

TA = -40

°C to +85°C

2.119

2.188

2.257

TA = -40

°C to +125°C

2.113

2.188

2.263

TA = -40

°C to +85°C

1.615

1.665

1.715

TA = -40

°C to +125°C

1.611

1.665

1.719

TA = -40

°C to +85°C

1.525

1.575

1.625

TA = -40

°C to +125°C

1.521

1.575

1.629

TA = -40

°C to +85°C

1.346

1.388

1.429

TA = -40

°C to +125°C

1.343

1.388

1.433

TA = -40

°C to +85°C

1.271

1.313

1.354

TA = -40

°C to +125°C

1.268

1.313

1.358

TA = -40

°C to +85°C

1.077

1.110

1.143

TA = -40

°C to +125°C

1.074

1.110

1.146

TA = -40

°C to +85°C

1.017

1.050

1.083

TA = -40

°C to +125°C

1.014

1.050

1.086

TA = -40

°C to +85°C

0.808

0.833

0.858

TA = -40

°C to +125°C

0.806

0.833

0.860

TA = -40

°C to +85°C

0.762

0.788

0.813

VCC2 Reset Threshold

VTH2

TA = -40

°C to +125°C

0.761

0.788

0.815

Reset Threshold Temperature

Coefficient

ppm/

°C

Reset Threshold Hysteresis

2 x VTH

TA = 0

°C to +85°C

0.615

0.630

0.645

RESET IN Threshold

VRSTINTH

VRSTINTH falling

TA = -40

°C to +125°C

0.610

0.650

RESET IN Hysteresis

2.5

TA = -40

°C to +85°C

-25

+25

RESET IN Input Current (Note 2)

IRSTIN

TA = -40

°C to +125°C

-100

+100

VCC to Reset Output Delay

tRD

VCC = VTH to (VTH - 100mV)

µs

RESET IN to Reset Output Delay

VRSTIN = VRSTINTH to (VRSTINTH - 30mV)

µs

TA = -40

°C to +85°C

140

200

280

Reset Timeout Period

tRP

TA = -40

°C to +125°C

100

320

VCC

≥ 1.0V, ISINK = 50µA, reset asserted,

TA = 0

°C to +85°C

0.3

VCC

≥ 1.2V, ISINK = 100µA, reset asserted

0.3

VCC

≥ 2.55V, ISINK = 1.2mA, reset asserted

0.3

RESET Output LOW

(Push-Pull or Open-Drain)

VOL

VCC

≥ 4.25V, ISINK = 3.2mA, reset asserted

0.4

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