Ordering number : ENN6764 LCD Module ALP234FCX Low-Temperature Polysilicon 2.5-inch TFT LCD Module Overview This wide viewing type 2.5 inch low temperature poly- silicon TFT-LCD module consists of LCD panel and backlight. This is suitable for digital still camera or for digital video camera. Features • Diagonal 6.3cm (2.5inch) display size. • 881 × 228 = 200,868 dots. • RGB delta color arrangement. • Wide viewing angle, Survival® . (Super Ranged Viewing by Vertical Alignment) • Operating temperature (Panel) is -10 to +60°C. Ambient temperature during storage is -20 to +70°C. • Slim design, light weight and narrow frame. (t=0.7mm glass) • Up / down and right / left inverse function. • Built-in shifter circuit. • Conform to NTSC, PAL when using recommended IC : LV4131W, LV4133W, (LV4139W : Under development). • Wide-viewing film, Anti-glare (AG) / Anti-reflection (AR) coat. • Builds in fluorescent lamp backlight unit. (Not contains inverter unit) • Panel power consumption is Typ.171mW at NTSC. Specifications Item Dot count (H) × (V) Effective display dimensions (H) × (V) Display size (diagonal) Dot pitch (H) × (V) Color arrangement External Dimensions (W) × (H) × (D) Weight Specifications Unit 881 × 228 50.25 × 37.62 6.3(2.5inch) 0.057 × 0.165 RGB Delta TYP 62.4 × 48.6 × 6.0 TBD dot mm cm mm mm g Remarks Note1 *Note1: Excluding flexible cable and protrusions. Ver.1.6 12898 13001 RM (IM) No.6764-1/8 ALP234FCX Absolute Maximum Ratings at HVSS=0V, VVSS=0V Item Symbol Ratings Unit H driver power supply voltage HVDD -1.0 to +17 V V driver power supply voltage VVDD -1.0 to +17 V Common electrode voltage Driving direction signal voltage H driver input voltage V driver / precharge data input voltage Video / precharge data input voltage Operating temperature (panel) VCOM -1.0 to +17 V CSH, CSV -1.0 to +17 V STH, XSTH, CKH1, CKH2 STV, XSTV, CKV1, CKV2, ENB, XENB, PCG, XPCG -1.0 to +17 V -1.0 to +17 V VG, VR, VB, VPCD -1.0 to +13 V Topr -10 to +60 °C Tstg -20 to +70 °C Storage temperature Operating Conditions Power supply voltage HVDD 15.5V ± 0.5V, VVDD 15.5V ± 0.5V, VVSS 0V, HVSS 0V Item H driver input voltage V driver input voltage CSV, CSH Symbol MIN TYP MAX Unit Low VHIL -0.3 0.0 0.3 V High VHIH 2.5 3.0 4.0 V Low VVIL -0.3 0.0 0.3 V High VVIH 2.5 3.0 4.0 V Low VSIL -0.3 0.0 0.3 V High VSIH 11.5 VDD VDD V Video signal center voltage VVC 6.3 6.5 6.8 V VG, VR, VB VVC-5.0 - VVC+5.0 V Common electrode voltage*2 VCOM (VVC-3.5)-0.2 (VVC-3.5) (VVC-3.5)+0.2 V Precharge data signal *1 VPCD - VVC±5.0 - V Video signal input voltage range *1 *1 Video signal and precharge data signal shall be input symmetrically around VVC. *2 Set common electrode voltage to the optimum voltage. Optical Specifications Item Symbol Condition MIN TYP MAX Unit Contrast ratio CR 25°C - 100 - - Viewing angle range θT θB θL θR - 50 50 50 50 - deg CR >= 10 No.6764-2/8 ALP234FCX Pin Function Pin No Symbol Function 1 NC 2 COM Common electrode voltage 3 CKV2 V clock 2 4 CKV1 V clock 1 5 XSTV Inverted signal of STV 6 STV 7 VVSS VSS for V drive 8 XENB Inverted signal of ENB 9 ENB 10 VVDD 11 CSV Up / down inverse control signal (H : Normal scan, L : Reverse scan) 12 NC Leave this pin open 13 PCD Precharge data signal 14 B Video signal (B) 15 R Video signal (R) 16 G Video signal (G) 17 CSH Right / left inverse control signal (H : Normal scan, L : Reverse scan) 18 HVSS VSS for H drive 19 XSTH Inverted signal of STH 20 STH 21 HVDD VDD for H drive 22 XPCG Inverted signal of PCG 23 PCG 24 CKH2 H clock 2 25 CKH1 H clock 1 26 NC Leave this pin open V start signal Enable signal VDD for V drive H start signal Precharge gate signal Leave this pin open No.6764-3/8 ALP234FCX Block Diagram Front View Norm al Scan Reverse Scan STH CKH1 CKH2 HVDD CSH HVSS H-DRIVER G R B ... ... VVDD CO M Norm al Scan V-DRIVER ... ... Reverse Scan ... ... CSV ENB VVDD VVSS CKV1 CKV2 STV ... ... PCD PCG Precharge Circuit XPCG L/S L/S L/S L/S L/S L/S 26.N.C. 25.CKH1 24.CKH2 23.PCG 22.XPCG 21.HVDD 20.STH 19.XSTH 18.HVSS 17.CSH 16.G 15.R 14.B 13.PCD 12.NC 11.CSV 10.VVDD 9.ENB 8.XENB 7.VVSS 6.STV 5.XSTV 4.CKV1 3.CKV2 2.COM 1.N.C No.6764-4/8 ALP234FCX System Configuration L V 41 3 1W S ig n a l p ro c e s sin g IC L o w -te m p e ra tu re p -S i T F T -L C D Video signal C om posite Y/C Y/Color difference Serial control Video chrom a signal processing R R G B BUS I/F RG B drivers (S&H) B PCD Tim ing controller Sync. sep. Horizontal scanner G Vertical scanner X'tal Display area Level shifter Precharge circuit AL P 2 3 4 VCO L V 41 3 3W S ig n a l p ro c e s sin g IC L o w -te m p e ra tu re p -S i T F T -L C D Video signal B Synchronus signal BUS I/F Sync. sep. RG B drivers (S&H) Tim ing controller VCO Horizontal scanner G B PCD Vertical scanner G Serial control R R Analog RG B Display area Level shifter Precharge circuit AL P 2 3 4 No.6764-5/8 ALP234FCX System Configuration Video signal C om posite Y/C Y/Color difference Serial control L o w -te m p e ratu re p -S i T F T -L C D **U n d e r d e ve lo p m e n t Video chrom a signal processing BUS I/F Sync. sep. R G B R RG B drivers (S&H) Tim ing controller VCO Horizontal scanner G B PCD Vertical scanner X'tal L V 41 3 9W S ig n a l p ro c e s sin g IC Display area Level shifter Precharge circuit AL P 2 3 4 No.6764-6/8 ALP234FCX Package Dimension No.6764-7/8 ALP234FCX PS No.6764-8/8