DS1340_06 datasheet(5/14 Pages) MAXIM

tên linh kiện	DS1340

Giải thích chi tiết về linh kiện	I2C RTC with Trickle Charger

PDF	14 Pages

Scroll/Zoom	100%

nhà sản xuất	MAXIM [Maxim Integrated Products]

Trang chủ	https://www.maximintegrated.com/en.html

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5 / 14 page

I2C RTC with Trickle Charger

_____________________________________________________________________

OUTPUTS

VCC

VPF(MAX)

INPUTS

HIGH-Z

RST

DON'T CARE

VALID

RECOGNIZED

VALID

VPF(MIN)

tRST

tRPU

VPF

Figure 2. Power-Up/Power-Down Timing

ICCSA vs. VCC FT = 0

VCC (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

100

150

200

250

1.0

5.5

100

125

150

ICCS vs. VCC FT = 0

VCC (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

5.5

-1.8V

-3.0V

-3.3V

IBACKUP1 (FT = 0) vs. VBACKUP

450

500

550

600

650

700

750

800

850

400

VBACKUP (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

5.5

Typical Operating Characteristics

(VCC = +3.3V, TA = +25°C, unless otherwise noted.)

IBACKUP2 (FT = 1) vs. VBACKUP

450

500

550

600

650

700

750

800

850

400

VBACKUP (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

5.5

FT vs. VBACKUP

VBACKUP (V)

5.0

4.5

1.5 2.0 2.5

3.5

3.0

4.0

511.9965

511.9970

511.9975

511.9980

511.9985

511.9990

511.9995

512.0000

511.9960

1.0

5.5

IBACKUP3 vs. TEMPERATURE

TEMPERATURE (°C)

-20

500

550

600

650

700

750

800

850

-40

VBACKUP = 3.0V

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