PCF8583P datasheet(4/28 Pages) PHILIPS

Part #	PCF8583P

Description	Clock/calendar with 240 x 8-bit RAM

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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4 / 28 page

1997 Jul 15

4

Philips Semiconductors

Product speciﬁcation

Clock/calendar with 240

× 8-bit RAM

PCF8583

5

BLOCK DIAGRAM

Fig.1 Block diagram.

handbook, full pagewidth

MRB001

control/status

hundredth of a second

seconds

minutes

hours

year/date

weekdays/months

timer

alarm control

alarm registers

or RAM

RAM

(240

× 8)

DIVIDER

1 : 256

OR

100 : 128

100 Hz

PCF8583

OSCILLATOR

32.768 kHz

CONTROL

LOGIC

POWER-ON

RESET

ADDRESS

REGISTER

OSCI

OSCO

INT

A0

SDA

FF

0F

08

07

01

00

I2C-BUS

INTERFACE

VDD

1

2

7

8

3

SCL

6

5

VSS

4

6

PINNING

SYMBOL

DESCRIPTION

OSCI

1

oscillator input, 50 Hz or event-pulse

input

OSCO

2

oscillator output

A0

3

address input

VSS

4

negative supply

SDA

5

serial data line

SCL

6

serial clock line

INT

7

open drain interrupt output (active

LOW)

VDD

8

positive supply

handbook, halfpage

1

2

3

4

8

7

6

5

PCF8583P

PCF8583T

VSS

OSCI

OSCO

SCL

SDA

VDD

MRB014

INT

A0

Fig.2 Pinning diagram.

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Manufacturer	Part #	Datasheet	Description
NXP Semiconductors	PCF8583	595Kb / 37P	Clock and calendar with 240 x 8-bit RAM Rev. 06-6 October 2010
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PCF8583P Datasheet(PDF) 4 Page - NXP Semiconductors

PCF8583P Datasheet(HTML) 4 Page - NXP Semiconductors

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