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| Ordering number : ENN6769 LCD Module ALP237FXX Low-Temperature Polysilicon 1.8-inch TFT LCD Module Overview This wide viewing type 1.8 inch low temperature poly- silicon TFT-LCD module is suitable for digital still camera. Features * Diagonal 4.6cm (1.8inch) display size. * 521 x 218 = 113,578 dots. * RGB delta color arrangement. * Wide viewing angle, Survival(R) . (Super Ranged Viewing by Vertical Alignment) * Operating temperature (panel) is -10 to +60C. Ambient temperature during storage is -20 to +70C. * Slim design, light weight and narrow frame. (t=0.7mm glass) * Up / down and right / left inverse function. * Built-in level shifter circuit. * Conform to NTSC, PAL when using recommended IC : LV4131W, LV4133W, (LV4139W : Under development). * Anti-reflection (AR) coat. * Panel power consumption is Typ.100mW at NTSC. * Optical transmittance is approx. 6.3%. Specifications Item Dot count (H) x (V) Effective display dimensions (H) x (V) Display size (diagonal) Dot pitch (H) x (V) Color arrangement External Dimensions (W) x (H) x (D) Weight *Note1: Excluding flexible cable and protrusions. Specifications 521 x 218 36.77 x 27.47 4.6 (1.8inch) 0.0705 x 0.126 RGB Delta TYP 43.4 x 36.6 x 2.1 Approx. 6 Unit dot mm cm mm mm g Remarks Note1 Ver.1.6 12898 13001 RM (IM) No.6769-1/8 ALP237FXX Absolute Maximum Ratings at VSS=0V Item H driver power supply voltage V driver power supply voltage 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) Storage temperature Symbol HVDD VVDD VCOM CSH, CSV STH, XSTH, CKH1, CKH2 STV, XSTV, CKV1, CKV2, ENB, XENB, PCG, XPCG VG, VR, VB, VPCD Topr Tstg -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -10 -20 Ratings to to to to to to to to to +17 +17 +17 +17 +17 +17 +13 +60 +70 Unit V V V V V V V C C Operating Conditions Power supply voltage Item H driver input voltage V driver input voltage CSV, CSH Video signal center voltage HVDD 15.5V 0.5V, VVDD 15.5V 0.5V, VSS 0V Symbol Low High Low High Low High VHIL VHIH VVIL VVIH VSIL VSIH VVC VG, VR, VB VCOM VPCD MIN -0.3 2.5 -0.3 2.5 -0.3 11.5 6.3 VVC-5.0 (VVC-0.3)-0.2 VVC4.5 TYP 0.0 3.0 0.0 3.0 0.0 VDD 6.5 (VVC-0.3) MAX 0.3 4.0 0.3 4.0 0.3 VDD 6.8 VVC+5.0 (VVC-0.3)+0.2 VVC5.0 Unit V V V V V V V V V V Video signal input voltage range *1 Common electrode voltage*2 Precharge data signal *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 Contrast ratio Symbol CR T B L R Condition 25C MIN TYP 150 55 55 45 45 MAX Unit - Viewing angle range CR >= 10 - - deg No.6769-2/8 ALP237FXX Pin Function Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Symbol NC COM CKV1 CKV2 VVDD STV XSTV CSV ENB XENB PCD B R G VSS XPCG PCG CSH XSTH STH CKH2 CKH1 HVDD NC Leave this pin open Common electrode voltage V clock 1 V clock 2 VDD for V drive V start signal Inverted signal of STV Up / down inverse control signal (H : Normal scan, L : Reverse scan) Enable signal Inverted signal of ENB Precharge data signal Video signal (B) Video signal (R) Video signal (G) VSS for V and H drive Inverted signal of PCG Precharge gate signal Right / left inverse control signal (H : Normal scan, L : Reverse scan) Inverted signal of STH H start signal H clock 2 H clock 1 VDD for H drive Leave this pin open Function No.6769-3/8 ALP237FXX Block Diagram Front View Norm al Scan Reverse Scan STH C KH 1 C KH 2 H VD D C SH VSS VSS H-DRIVER G R B VSS ... ... COM VVDD V-DRIVER VVDD ENB CSV STV CKV2 CKV1 Norm al Scan ... ... Reverse Scan ... ... ... ... PC D PRECHARGE CIRCUIT PC G XPC G L/S L/S L/S L/S L/S L/S 24.NC 23.HVDD 22.CKH1 21.CKH2 20.STH 19.XSTH 18.CSH 17.PCG 16.XPCG 15.VSS 14.G 13.R 12.B 11.PCD 10.XENB 9.ENB 8.CSV 7.XSTV 6.STV 5.VVDD 4.CKV2 3.CKV1 2.COM 1.NC No.6769-4/8 ALP237FXX System Configuration X'tal Video signal C om posite Y/C Y/Color difference L V 41 3 1W S ig n a l p ro c e s sin g IC R G B RG B drivers (S&H) R G PCD B L o w -te m p e ra tu re p -S i T F T -L C D Horizontal scanner Vertical scanner Video chrom a signal processing Display area Serial control BUS I/F Sync. sep. Tim ing controller Level shifter Precharge circuit VCO AL P 2 3 7 L V 41 3 3W S ig n a l p ro c e s sin g IC Video signal Analog RG B R G B RG B drivers (S&H) R G PCD B L o w -te m p e ra tu re p -S i T F T -L C D Horizontal scanner Vertical scanner Display area Serial control Synchronus signal BUS I/F Sync. sep. Tim ing controller Level shifter Precharge circuit VCO AL P 2 3 7 No.6769-5/8 ALP237FXX System Configuration X'tal Video signal C om posite Y/C Y/Color difference L V 41 3 9W S ig n a l p ro c e s sin g IC **U n d e r d e ve lo p m e n t L o w -te m p e ratu re p -S i T F T -L C D R Horizontal scanner G PCD B Vertical scanner Video chrom a signal processing R G RG B drivers (S&H) B Display area Serial control BUS I/F Sync. sep. Tim ing controller Level shifter Precharge circuit VCO AL P 2 3 7 No.6769-6/8 ALP237FXX Package Dimension No.6769-7/8 ALP237FXX PS No.6769-8/8 |
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