PCF8563 datasheet(16/30 Pages) PHILIPS

16 / 30 page

Philips Semiconductors

PCF8563

Real-time clock/calendar

Product speciﬁcation

16 April 1999

16 of 30

9397 750 04855

Limiting values

Fig 12. Master reads after setting word address (write word address; read data).

handbook, full pagewidth

SLAVE ADDRESS

WORD ADDRESS

SLAVE ADDRESS

acknowledgement

from slave

acknowledgement

from slave

acknowledgement

from slave

R/W

acknowledgement

from master

DATA

auto increment

memory word address

MGL409

no acknowledgement

from master

DATA

auto increment

memory word address

last byte

R/W

n bytes

at this moment master-transmitter

becomes master receiver and

PCF8563 slave-receiver

becomes slave-transmitter

Fig 13. Master reads slave immediately after ﬁrst byte (read mode).

handbook, full pagewidth

SLAVE ADDRESS

DATA

acknowledgement

from slave

acknowledgement

from master

no acknowledgement

from master

R/W

auto increment

word address

MGL665

auto increment

word address

n bytes

last byte

Table 28: Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

VDD

supply voltage

−0.5

+6.5

IDD

supply current

−50

+50

input voltage on inputs SCL and SDA

−0.5

6.5

input voltage on input OSCI

−0.5

VDD + 0.5

output voltage on outputs CLKOUT and INT

−0.5

6.5

DC input current at any input

−10

+10

DC output current at any output

−10

+10

Ptot

total power dissipation

−

300

Tamb

operating ambient temperature

−40

+85

°C

Tstg

storage temperature

−65

+150

°C

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