PCF8536AT datasheet(4/54 Pages) NXP

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PCA85276

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Product data sheet

Rev. 3 — 12 November 2018

4 of 54

NXP Semiconductors

PCA85276

Automotive 40 x 4 LCD driver

5.2 Pin description

Table 3.

Pin description of PCA85276ATT (TSSOP56)

Input or input/output pins must always be at a defined level (VSS or VDD) unless otherwise specified.

Symbol

Description

PCA85276ATT

Type

SDA

input/output

I2C-bus serial data line

SCL

input

I2C-bus serial clock

CLK

input/output

clock line

VDD

supply

supply voltage

SYNC

input/output

cascade synchronization; if not

used it must be left open

OSC

input

internal oscillator enable

A0, A1

50, 51

input

subaddress inputs

input

dedicated testing pin; to be tied to

VSS in application mode

SA0

input

I2C-bus address input

VSS

supply

ground supply voltage

VLCD

supply

LCD supply voltage

BP0, BP2,

BP1, BP3

56, 1, 2, 3

output

LCD backplane outputs

S0 to S39

4 to 43

output

LCD segment outputs

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