MAX6910EO30 datasheet(5/33 Pages) MAXIM

Part #	MAX6910EO30

Description	I2C-Compatible Real-Time Clocks with uP Supervisor and NV RAM Controller

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Manufacturer	MAXIM [Maxim Integrated Products]

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I2C-Compatible Real-Time Clocks with µP

Supervisor and NV RAM Controller

_______________________________________________________________________________________

5

ELECTRICAL CHARACTERISTICS (continued)

(VCC = VCC(MIN) to VCC(MAX), TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

BATTERY ON OUTPUT

VBATT = 2.0V, IOL = 3mA, VCC = 0V

0.2

BATT ON Output Low Voltage

VOL

VBATT = 2.7V, IOL = 5mA, VCC = 0V

0.25

V

BATT ON Off-Leakage Current

IOLKG

-1

+1

µA

RESET FUNCTION

MAX69_ _EO33

2.80

2.93

3.00

Reset Threshold

VRST

MAX69_ _EO30

2.50

2.63

2.70

V

VRST Hysteresis

VHYST

10

mV

VCC Falling Reset Delay

VCC falling from VRST(MAX) to VRST(MIN) at

10V/ms, measured from the beginning of

VCC falling to RESET asserting high

10

50

µs

Reset Active Timeout Period

tRP

140

200

280

ms

RESET Output Low Voltage

VOL

Reset asserted

IOL = 1.6mA,

VBATT = 2.0V,

VCC = 0V

0.2

V

RESET Off-Leakage Current

ILKG

-1

+1

µA

IOH = 50µA, VCC = 1.0V,

VBATT = 0V

0.8 ×

VCC

RESET Output High Voltage

VOH

Reset asserted

IOH = 1mA, VCC = 2V,

VBATT = 0V

0.9 ×

VCC

V

RESET Output Low Voltage

VOL

VCC = VCC(MIN), IOL = 1.6mA

0.032

0.1

V

2-WIRE DIGITAL INPUTS (SCL, SDA) (VCC(MIN) < VCC < VCC(MAX))

Input High Voltage

VIH

0.7 ×

VCC

V

Input Low Voltage

VIL

0.3 ×

VCC

V

Input Hysteresis

VHYS

0.05 ×

VCC

V

Input Leakage Current

VIN = GND or VCC

-1

+1

µA

Input Capacitance

(Note 8)

10

pF

Output Low Voltage

VOL

IOL = 4mA, VCC = VCC(MIN)

0.4

V

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