PCF8553DTTSLASHA datasheet(3/51 Pages) NXP

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NXP Semiconductors

PCF8553

40 × 4 LCD segment driver

6 Pinning information

6.1 Pinning

PCF8553DTT

SEG34

56 SEG33

SEG35

55 SEG32

SEG36

54 SEG31

SEG37

53 SEG30

SEG38

52 SEG29

SEG39

51 SEG28

COM0

50 SEG27

COM1

49 SEG26

COM2

48 SEG25

COM3

47 SEG24

VLCD

46 SEG23

VDD

45 SEG22

IFS

44 SEG21

VSS

43 SEG20

RST

42 SEG19

SDIO

41 SEG18

40 SEG17

CLK

39 SEG16

SCL

38 SEG15

SDA/CE

37 SEG14

PORE

36 SEG13

35 SEG12

SEG0

34 SEG11

SEG1

33 SEG10

SEG2

32 SEG9

SEG3

31 SEG8

SEG4

30 SEG7

SEG5

29 SEG6

aaa-011473

Figure 2. Pin configuration of PCF8553DTT (TSSOP56)

6.2 Pin description

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

Symbol

Type

Description

Backplane and segment outputs

Table 3. Pin description of PCF8553DTT (TSSOP56)

PCF8553

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

Product data sheet

Rev. 4 — 20 April 2021

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