Philips LCD Drivers Solution

Transcription

1 Philips LCD Drivers Solution

2 Manufacturing and Assembly Sites Nijmegen Stadskanaal Albuquerque San Antonio Hazel Grove Caen Böblingen East Fishkill Hamburg Shanghai Hong Kon Hsin-Chu Kaohsiun Cabuyao Bangkok Seremban Singapor = Manufacturing sites = Assembly sites 2

3 Market Position in Mobile Communications Top 2 position in display drivers for mobile phones for last five years!!!! Chip on Glass (COG) LCD Display is typically used in mobile phones: 3

4 Mobile Display Driver Products Segment LCD driver Display sizes e.g: 1 x x x x 24 Data I/O Control logic Power supplies RAM Bias voltage generator Sequencer Backplane drivers Segment drivers 4

5 Family of LCD Segment Drivers Type multiplex rates versus Packages Bus IDD VLCD number of segments 1:1 1:2 1:3 1:4 1:8 1:16 PCF2100C DIL28 SO28 C 20 6 PCF2111C DIL40 VSO40 C 20 6 PCF2112C DIL40 VSO40 C 20 6 PCF DIL40 VSO40 I 2 C 30 6 PCF8576(C) LQFP64 VSO56 I 2 C 60(40) 9(6) PCF8577C DIL40 VSO40 I 2 C 25 6 PCF VSO56 I 2 C 9 OM DIL40 QFP44 serial PCF slim chip in tray serial PCF slim chip in tray I 2 C chip with bumps on request for COG and TCP / COF applications 5

6 Mobile Display Driver Products Data I/O Power supplies Character LCD driver Control logic Voltage multiplier DDRAM CGRAM CGROM Bias voltage generator Sequencer Row driver Display sizes e.g: lines x characters 2 x 24, 2 x 12 4 x 12, 2 x 16 Column driver 6

7 Family of LCD Character Drivers Type #lines x delivery I DD typ V LCD internal V LCD #character form [µa] [V] generation PCF x12 or 1 x24 die with bumps no 120 icons PCF2104 / 2/4 x12 or die with bumps no PCF2105 1/2 x24 PCF x12 or 1 x24 die with bumps programmable 120 icons die w/o BUMPS temperature LQF100 compensation PCF2116(k) 2/4 x12 or die with bumps internal, extern. 1/2 x24 die w/o BUMPS analog control PCF x16 die with bumps programmable 160 icons temperature comp. BUS I 2 C interface 4/8 bit parallel interface Memory: character set: 240 characters in ROM 16 characters in RAM character size: 5 x 8 or 5 x 7 + cursor 7

8 Mobile Display Driver Products Dot matrix LCD driver - B/W graphic Display sizes e.g: 34 x 128, 48 x x102, 65 x 133 Data I/O Power supplies Control logic Voltage multiplier. RAM Bias voltage generator Sequencer Row driver Column driver 8

9 Family of LCD Graphic Drivers: black/white Type display mux rates Interface bus VDD IDD VLCD size 1: [V] [µa] [V] PCF x ,26,17 I 2 C, 400kbps OM x Serial, 4 Mbps OM x Serial, 4 Mbps PCF x I 2 C, 400kbps OM x Serial, 4 Mbps PCF x ,64,48,32,16 I 2 C,serial, Prll PCF x I 2 C,serial,Prll PCF x Serial, 4Mbps PCF x , 49, 26,17 I 2 C, 400kbps all chips have internal voltage multiplier for V LCD chip with bumps for COG and TCP / COF applications 9

10 Mobile Display Driver Products Dot matrix LCD driver Grey Scale graphic Display sizes e.g: 67 x 101, 33 x 101 Data I/O Power supplies Control logic Voltage multiplier. RAM 2 bit /pixel Bias voltage generator Sequencer Row driver Column driver 10

11 Family of LCD Grey Scale Drivers Type display mux rates grey levels V DD I DD typ V LCD [V] [µa] [V] PCF x 101 1:67, 1:8 4 out of PCF x 101 1:33, 1:8 4 out of V OM x 96 65:1 4 out of V 400kHz I 2 C interface Temperature read back (8820) X & Y mirroring BUS Applications of grey scales: still pictures high lighting / low lighting setting Focusing e.g. for selections ECB color 11

12 Mobile Color Display Driver Products Dot matrix LCD driver RGB Color graphic RGB Color graphic Display sizes e.g: 132 x 132, 68 x 98 Data I/O Power supplies Control logic Voltage multiplier. RAM 12 bit /pixel Bias voltage generator Sequencer Row driver Column driver 12

13 STN RGB Color Dot matrix LCD driver RGB Color graphic PCF Row driver PCF x RGB Column driver 256 color Two chip solutions PCF8833 STN RGB 32x132x3 Driver PCF8834 STN RGB 84x104x3 Driver PCF8835 STN RGB 68x98x3 Driver 64K color Single chip solutions PCF8837 STN RGB 176x132x3 Driver PCF8839 STN RGB 132x132x3 Driver 64Kcolor Up to 16bit interface 13

14 PCF8833 Resolution 132 x 132 x 3 Colors: 64k Colors 4k colors + H/W dither 12 bit color RAM (RGB=4,4,4) 256 color mode option 8 color power save mode MRA driving VLCD = 20V C075HV process = 0.35um COG / COF / TCP assembly On-chip main features: capacitive HV generation bias levels generation oscillator Partial display mode N-line Inversion (reduced CT) Area Scrolling Temperature compensation Bus interfaces: 3/4 line serial bit parallel Schedule: Datasheet available now MP Q

15 PCF8835 Resolution : 98 x 67 x 3 Colors : 64K Colors 12-bit color RAM (RGB=4,4,4) MRA Driving VLCD = 20V C075HV process = 0.35um COG / COF / TCP assembly Low Cost! On-chip main features: capacitive HV generation bias levels generation oscillator temperature compensation partial display mode N-line inversion Bus interfaces: 3/4 line serial bit parallel Schedule: Datasheet available now Engineering samples WK

16 Main Features MRA driving N-line inversion On-chip OTP Partial display modes Lowest external component count Lowest power consumption 16

17 Mobile Display Driver Products TFT LCD drivers RGB Color graphic Data I/O Power supplies Control logic Voltage multiplier. RAM 16 bit /pixel Bias voltage generator Sequencer Source driver Gate driver 17

18 Mobile Display Driver Products TFT LCD drivers PCF CH TFT LCD source driver with RAM PCF outputs TFT LCD gate driver 18

19 LP TFT Drivers for Telecom/ PDA pcf source driver with programmable # of active outputs 384 / 432 / 480 / 528 ch columns cascadable (e.g. 2 *480 ch) Palm PDA 160 x DoCoMo 160 x 128 QCIF portrait 144 x 176 QCIF landscape + 32 lines rows QCIF portrait + 32 lines QCIF portrait + 64 lines 1 gate driver with programmable # of active outputs 160 / 176 / 208 / 240 ch QCIF landscape + 64 lines ¼ VGA pcf 8890 New Palm PC 320 x

20 Mobile Display Driver Products TFT LCD drivers PCF x 132 RGB Single Chip TFT Driver with DC/DC converter 20

21 Display Drivers Product Roadmap LPAM 240x176 (256K Color) 64K Color RAM 2nd gen LPAM 176X K Color RAM, LPAM 132X132 64K Color RAM, LPAM 240 x K Color RAM Single Chip RGB256 STN 160x128 2nd gen RGB 64K STN 132x132 RGB 4K STN 96x65 Low Cost bw STN 80x128 bw STN 67x102 bw STN 48x84 lower power OTP continuous improvement RGB 64K STN 132x132 RGB 4K STN 96x65 New Display Technologies OLED/ PLED 176X

22 Mobile Phone Display Requirement Outlook Display Data 4K 240X176 TFT 64K 240x176 TFT 256K 240X176 TFT 256K 320X240 TFT 256K 320X240 TF VAS 4K 132X132CSTN 64K 98 X 67CSTN 64K 132X132 TFT 64K 176X144 TFT 64K 132X132CSTN 64K 132X132CSTN 64K 132X132 TFT 64K 98 X 67CSTN 64K 98 X 67CSTN Voice B/W 48X84 102X65 B/W 102X65 B/W 102X65 B/W 102X

23 CSTN Display Driver Portfolio PCF8839 LP, 132x132 64k colors PCF8837 LP, 176 x 132 PCF x 98 4k colors PCF x colors PCF8831/ x 128 gate & source driver single chip solution ultra-low power

24 TFT Display Driver Portfolio 256k colors PCF x 128 PCF x 208 PCF x 176 PCF x 176 PCF88xx 416 x 352 PCF88xx 320 x k colors PCF8880/ x 176 PCF x 132 gate & source driver single chip solution LTPS Controller