ISL12022MA datasheet(9/29 Pages) INTERSIL

Part #	ISL12022MA

Description	Low Power RTC with Battery Backed SRAM, Integrated 짹5ppm Temperature Compensation and Auto Daylight Saving

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Manufacturer	INTERSIL [Intersil Corporation]

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ISL12022MA

9

FN7575.1

July 9, 2010

Typical Performance Curves Temperature is +25°C unless otherwise specified.

FIGURE 2. IBAT vs VBAT (VDD = 0V)

FIGURE 3. IBAT vs TEMPERATURE (VDD = 0V)

FIGURE 4. IDD1 vs TEMPERATURE

FIGURE 5. IDD1 vs VDD

FIGURE 6. OSCILLATOR ERROR vs TEMPERATURE

FIGURE 7. FOUT vs IDD

800

850

900

950

1000

1050

1.8

2.3

2.8

3.3

3.8

4.3

4.8

5.3

VBAT VOLTAGE (V)

600

800

1000

1200

1400

1600

-40

-20

0

20

40

60

80

TEMPERATURE (°C)

VBAT = 1.8V

VBAT = 3.0V

VBAT = 5.5V

2

3

4

5

6

-40

-20

0

2040

6080

TEMPERATURE (°C)

VDD = 3.3V

VDD = 2.7V

VDD = 5.5V

3.0

3.2

3.4

3.6

3.8

4.0

4.2

4.4

2.7

3.2

3.7

4.2

4.7

5.2

VDD (V)

-5

-4

-3

-2

-1

0

1

2

3

4

5

-40

-20

0

20406080

TEMPERATURE (°C)

VDD = 2.7V

VBAT = 5.5V

VDD = 3.3V

2

3

4

5

6

0.01

0.1

1

10

100

1k

10k

1M

FREQUENCY OUTPUT (Hz)

VDD = 2.7V

VBAT = 5.5V

VDD = 3.3V

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