PCF8579 datasheet(4/40 Pages) PHILIPS

Part #	PCF8579

Description	LCD column driver for dot matrix graphic displays

PDF	40 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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4 / 40 page

1997 Apr 01

Philips Semiconductors

Product speciﬁcation

LCD column driver for dot matrix graphic

displays

PCF8579

BLOCK DIAGRAM

Fig.1 Block diagram.

C39 - C0

17 - 56

(30 to 33, 35 to 64, 1 to 6)

MSA919

VDD

PCF8579

LCD

12 (20)

14 (22)

15 (23)

16 (24)

6 (12)

OUTPUT

CONTROLLER

COLUMN

DRIVERS

(1)

Y DECODER

AND SENSING

AMPLIFIERS

32 x 40 BIT

DISPLAY RAM

X DECODER

DISPLAY

DECODER

RAM DATA POINTER

SUBADDRESS

COUNTER

TIMING

GENERATOR

I C-BUS

CONTROLLER

INPUT

FILTERS

COMMAND

DECODER

POWER-ON

RESET

TEST

2 (8)

1 (7)

SCL

SDA

n.c.

SA0

(15, 19, 21, 25 to 29, 34)

7 (13)

(10) 4

(9) 3

CLK

SYNC

8 (14)

9 (16)

10 (17)

11 (18)

5 (11)

VSS

(1) Operates at LCD voltage levels, all other blocks operate at logic levels.

The pin numbers given in parenthesis refer to the LQFP64 package.

PCF8579 Datasheet(PDF) 4 Page - NXP Semiconductors

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