12032IVZ データシートの表示（PDF） - Renesas Electronics

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12032IVZ

Low Power RTC with Battery Backed SRAM and 50/60 Cycle AC Input and Crystal Back-up

Renesas Electronics 

ISL12032 Real Time Clock with 50/60 Hz clock and Crystal Backup

Absolute Maximum Ratings

Voltage on VDD, VBAT, SCL, SDA, ACRDY, AC, LV, EVDET, EVIN,

IRQ, FOUT pins

(respect to ground) . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6.0V

Voltage on X1 and X2 pins

(respect to ground) . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 2.5V

ESD Rating

Human Body Model (Per MIL-STD-883 Method 3014) . . . . .>2kV

Machine Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .>200V

Thermal Information

Thermal Resistance (Typical, Note 4)

JA (°C/W)

14 Ld TSSOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

110

Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C

Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below

http://www.intersil.com/pbfree/Pb-FreeReflow.asp

Recommended Operating Conditions

Temperature (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C

Supply Voltage (VDD) . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V

Supply Voltage (VBAT) . . . . . . . . . . . . . . . . . . . . . . . . . 1.8V to 5.5V

CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and

result in failures not covered by warranty.

NOTE:

4. JA is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.

DC Operating Characteristics Specifications apply for: VDD = 2.7V to 5.5V, TA = -40°C to +85°C, unless otherwise stated. Boldface

limits apply over the operating temperature range, -40°C to +85°C.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

(Note 13) (Note 7) (Note 13) UNITS

NOTES

VDD

VBAT

Main Power Supply

Battery Supply Voltage

2.7

5.5

V

1.8

5.5

V

IDD1

IDD2

Supply Current

VDD = 5V, SCL, SDA = VDD

Supply Current (I2C Communications

Active)

VDD = 3V, SCL, SDA = VDD

VDD = 5V

27

60

µA

6

16

45

µA

6

43

75

µA

5, 8

IDD3

IBAT

Supply Current for Timekeeping

at AC Input

Battery Supply Current

VDD = 5.5V at TA = +25°C,

FOUT disabled

VBAT = 5.5V at TA = +25°C

VBAT = 2.7V

9.0

18.0

µA

5, 6

1.0

1.8

µA

5, 11

0.8

1.2

5, 11

VBAT = 1.8V

0.7

1.0

µA

5, 11

IBATLKG

Battery Input Leakage

VDD = 5.5V, VBAT = 1.8V

TRKEN = 0

100

nA

ILI

Input Leakage Current on SCL

1

µA

ILO

I/O Leakage Current on SDA

1

µA

VBATM

Battery Level Monitor Threshold

VDD = 5.5V, VBAT = 1.8V

-150

+150

mV

VPBM

Brownout Level Monitor Threshold

-150

+150

mV

VTRIP

VBAT Mode Threshold

2.0

2.2

2.4

V

VTRIPHYS

VTRIP Hysteresis

30

mV

VBATHYS

VBAT Hysteresis

50

mV

RTRK

Trickle Charge Resistance

VDD = 5.5V, VBAT = 3.0V,

1300



TRKR01 = 0, TRKR00 = 0

VDD = 5.5V, VBAT = 3.0V,

2200



TRKR01 = 0, TRKR00 = 1

VDD = 5.5V, VBAT = 3.0V,

3600



TRKR01 = 1, TRKR00 = 0

VDD = 5.5V, VBAT = 3.0V,

7800



TRKR01 = 1, TRKR00 = 1

VTRKTERM VBAT Charging Termination Point

VDD -

V

50mV

FN6618 Rev 3.00

May 5, 2011

Page 4 of 26

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