PCF8534AHL(2011) Просмотр технического описания (PDF) - NXP Semiconductors.

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производитель

PCF8534AHL
(Rev.:2011)

Universal LCD driver for low multiplex rates

NXP Semiconductors. 

NXP Semiconductors

PCF8534A

Universal LCD driver for low multiplex rates

6.2 Pin description

Table 3. Pin description

Symbol Pin

Type

SOT315-1 Wire bond die

S31 to S59 1 to 29

44 to 72

output

BP0 to BP3 30 to 33 73 to 76

output

n.c.

34 to 37 -

-

SDA

38

1

SCL

39

2

CLK

40

3

input/output

input

input/output

VDD

41

4

SYNC

42

5

supply

input/output

OSC

A0 to A2

SA0

VSS

VLCD

S0 to S30

43

44 to 46

47

48

49

50 to 80

6

7 to 9

10

11[1]

12

13 to 43

input

input

input

supply

supply

output

Description

LCD segment output 31 to 59

LCD backplane output 0 to 3

not connected; do not connect and do

not use as feed through

I2C-bus serial data input and output

I2C-bus serial clock input

external clock input and internal clock

output

supply voltage

cascade synchronization input and

output (active LOW)

enable input for internal oscillator

subaddress counter input 0 to 2

I2C-bus slave address input 0

ground

input of LCD supply voltage

LCD segment output 0 to 30

[1] The substrate (rear side of the die) is connected to VSS and should be electrically isolated.

PCF8534A

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 6 — 25 July 2011

© NXP B.V. 2011. All rights reserved.

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