Datasheet > 1340A1-3

1340A1-3

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
美信 - MAXIM		/
页数	文件大小	规格书
14页	236K
描述
I2C RTC with Trickle Charger

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数据手册

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1340A1-3 数据手册

I C RTC with Trickle Charger

PF(MAX)

PF(MIN)

RPU

RST

RECOGNIZED

VALID

RECOGNIZED

INPUTS

DON'T CARE

HIGH-Z

OUTPUTS

VALID

Figure 2. Power-Up/Power-Down Timing

Typical Operating Characteristics

= +3.3V, T = +25°C, unless otherwise noted.)

vs. V FT = 0

I (FT = 0) vs. V

BACKUP1 BACKUP

CCSA

CCS

250

150

125

100

850

800

750

700

650

600

550

500

450

400

200

150

100

-3.3V

-3.0V

-1.8V

1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

(V)

1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

(V)

1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

BACKUP

(V)

(FT = 1) vs. V

BACKUP

FT vs. V

vs. TEMPERATURE

BACKUP2

BACKUP

BACKUP3

850

800

750

700

650

600

550

500

450

400

512.0000

511.9995

511.9990

511.9985

511.9980

511.9975

511.9970

511.9965

511.9960

850

800

750

700

650

600

550

500

= 3.0V

BACKUP

1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

(V)

1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

(V)

-40

-20

TEMPERATURE (°C)

BACKUP

_____________________________________________________________________

1 2 3 456 7 8...14

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