PCF8563 datasheet(4/23 Pages) TGS

4 / 23 page

PCF8563

4/23

STATIC ELECTRICAL CHARACTERISTICS

（

Unless otherwise specified， V DD = 1.8 to 5.0 V; Vss = 0 V; Tamb =- 40 to 85° C;

f OSC = 32.768 kHz; quartz Rs = 40 kΩ; C L = 8 pF; ）

C h a r a c t e r i s t i c s

Symbol

Test conditions

Min

Typ.

Max

Unit

Supplies

I 2 C-bus inactive

Ta=25° C

1.0*1

5.0

Supply voltage

I 2 C-bus active

f SCL =400kHz

1.8*1

5.0

Supply voltage fo

Reliable clock/calendar

information

V DD

Ta=25° C

VLOW

5.0

f SCL =400kHz *2

800

µA

f SCL =400kHz

200

µA

f SCL =0Hz;

Ta=25° C

V DD =5V

275

550

V DD =3V

250

500

V DD =2V

225

450

f SCL =0Hz

V DD =5V

500

750

V DD =3V

400

650

Supply current

CLKOUT disabled

(FE=0)

I DD1

V DD =2V

400

600

f SCL =0Hz;

Ta=25° C

V DD =5V

825

1600

V DD =3V

550

1000

V DD =2V

425

800

f SCL =0Hz

V DD =5V

950

1700

V DD =3V

650

1100

Supply current

CLKOUT enabled

(f CLKOUT =32kHz;FE=1)

I DD2

V DD =2V

500

900

Inputs

Low-level input voltage

V IL

V SS

0.3VD

High-level

input

voltage

V IH

0.7VD

VDD

Input leakage current

I LI

V I =V DD or V SS

-1

µA

Input capacitance

Outputs

Low-level

output

current;pin SDA

I OL(SDA)

V OL =0.4V;

V DD =5V

-3

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