PCF85133 datasheet(2/41 Pages) NXP

2 / 41 page

PCF85133_1

Product data sheet

Rev. 1 — 17 February 2009

2 of 41

NXP Semiconductors

PCF85133

Universal LCD driver for low multiplex rates

Ordering information

[1]

Bump hardness see Table 20.

Marking

Block diagram

Table 1.

Ordering information

Type number

Package

Name

Description

Delivery form[1]

Version

PCF85133U/2DA/1

PCF85133

bare die; 110 bumps; 4.16

× 1.07 × 0.38 mm

chip with bumps in tray

PCF85133

Table 2.

Marking codes

Type number

Marking code

PCF85133U/2DA/1

PC85133-1

Fig 1.

Block diagram of PCF85133

001aaj583

LCD

VOLTAGE

SELECTOR

CLOCK SELECT

AND TIMING

BLINKER

TIMEBASE

OSCILLATOR

INPUT

FILTERS

I2C-BUS

CONTROLLER

POWER-ON

RESET

CLK

SYNC

OSC

SCL

SDA

BACKPLANE

OUTPUTS

DISPLAY

CONTROL

BP0 BP1 BP2 BP3

DISPLAY SEGMENT OUTPUTS

DISPLAY REGISTER

OUTPUT BANK SELECT

AND BLINK CONTROL

S0 to S79

SA0

VDD

PCF85133

LCD BIAS

GENERATOR

VSS

VLCD

COMMAND

DECODE

WRITE DATA

CONTROL

DISPLAY

RAM

DATA POINTER AND

AUTO INCREMENT

SUBADDRESS

COUNTER

SDAACK

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