Electronic Components Datasheet Search
  New Zealand  ▼
ALLDATASHEET.CO.NZ

X  

PCA85232DA Datasheet(PDF) 54 Page - NXP Semiconductors

Part # PCA85232DA
Description  LCD driver for low multiplex rates
PDF  54 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA85232DA Datasheet(HTML) 54 Page - NXP Semiconductors

Back Button PCA85232DA Datasheet HTML 46Page - NXP Semiconductors PCA85232DA Datasheet HTML 47Page - NXP Semiconductors PCA85232DA Datasheet HTML 48Page - NXP Semiconductors PCA85232DA Datasheet HTML 49Page - NXP Semiconductors PCA85232DA Datasheet HTML 50Page - NXP Semiconductors PCA85232DA Datasheet HTML 51Page - NXP Semiconductors PCA85232DA Datasheet HTML 52Page - NXP Semiconductors PCA85232DA Datasheet HTML 53Page - NXP Semiconductors PCA85232DA Datasheet HTML 54Page - NXP Semiconductors  
Zoom Inzoom in Zoom Outzoom out
 54 / 54 page
background image
NXP Semiconductors
PCA85232
LCD driver for low multiplex rates
© NXP B.V. 2010.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 8 December 2010
Document identifier: PCA85232
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
20. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features and benefits . . . . . . . . . . . . . . . . . . . . 1
3
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
4
Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
5
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
6
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
6.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
6.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
7
Functional description . . . . . . . . . . . . . . . . . . . 6
7.1
Power-On Reset (POR) . . . . . . . . . . . . . . . . . . 7
7.2
LCD bias generator . . . . . . . . . . . . . . . . . . . . . 7
7.3
LCD voltage selector . . . . . . . . . . . . . . . . . . . . 8
7.3.1
Electro-optical performance . . . . . . . . . . . . . . . 9
7.4
LCD drive mode waveforms . . . . . . . . . . . . . . 11
7.4.1
Static drive mode . . . . . . . . . . . . . . . . . . . . . . 11
7.4.2
1:2 multiplex drive mode. . . . . . . . . . . . . . . . . 12
7.4.3
1:3 multiplex drive mode. . . . . . . . . . . . . . . . . 14
7.4.4
1:4 multiplex drive mode. . . . . . . . . . . . . . . . . 15
7.5
Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7.5.1
Internal clock . . . . . . . . . . . . . . . . . . . . . . . . . 16
7.5.2
External clock . . . . . . . . . . . . . . . . . . . . . . . . . 16
7.6
Timing and frame frequency . . . . . . . . . . . . . . 16
7.7
Display register . . . . . . . . . . . . . . . . . . . . . . . . 16
7.8
Segment outputs. . . . . . . . . . . . . . . . . . . . . . . 17
7.9
Backplane outputs . . . . . . . . . . . . . . . . . . . . . 17
7.10
Display RAM . . . . . . . . . . . . . . . . . . . . . . . . . . 17
7.11
Data pointer . . . . . . . . . . . . . . . . . . . . . . . . . . 20
7.12
Subaddress counter . . . . . . . . . . . . . . . . . . . . 20
7.13
Output bank selector . . . . . . . . . . . . . . . . . . . 20
7.14
Input bank selector . . . . . . . . . . . . . . . . . . . . . 21
7.15
Blinker. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
7.16
Characteristics of the I2C-bus. . . . . . . . . . . . . 21
7.16.1
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
7.16.1.1
START and STOP conditions . . . . . . . . . . . . . 22
7.16.2
System configuration . . . . . . . . . . . . . . . . . . . 23
7.16.3
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 23
7.16.4
I2C-bus controller . . . . . . . . . . . . . . . . . . . . . . 24
7.16.5
Input filters . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
7.16.6
I2C-bus protocol . . . . . . . . . . . . . . . . . . . . . . . 24
7.17
Command decoder . . . . . . . . . . . . . . . . . . . . . 26
7.18
Display controller . . . . . . . . . . . . . . . . . . . . . . 28
8
Internal circuitry. . . . . . . . . . . . . . . . . . . . . . . . 29
9
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 30
10
Static characteristics . . . . . . . . . . . . . . . . . . . . 31
11
Dynamic characteristics . . . . . . . . . . . . . . . . . 34
12
Application information. . . . . . . . . . . . . . . . . . 37
12.1
Pull-up resistor sizing on I2C-bus. . . . . . . . . . 37
12.1.1
Max value of pull-up resistor . . . . . . . . . . . . . 37
12.1.2
Min value of pull-up resistor . . . . . . . . . . . . . . 37
12.2
SDA and SDAACK configuration . . . . . . . . . . 38
12.3
Cascaded operation. . . . . . . . . . . . . . . . . . . . 39
13
Bare die outline . . . . . . . . . . . . . . . . . . . . . . . . 44
14
Packing information . . . . . . . . . . . . . . . . . . . . 49
15
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 50
16
References. . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
17
Revision history . . . . . . . . . . . . . . . . . . . . . . . 51
18
Legal information . . . . . . . . . . . . . . . . . . . . . . 52
18.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 52
18.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
18.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . 52
18.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 53
19
Contact information . . . . . . . . . . . . . . . . . . . . 53
20
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com