Ordering number : ENN6755 LCD Module ALP121AXX Low-Temperature Polysilicon 1.5-inch TFT LCD Module Overview This 1.5 inch low temperature poly- silicon TFT-LCD module is suitable for digital still camera. Features • Diagonal 3.8cm (1.5inch) display size. • 521 × 218 = 113,578 dots. • RGB delta color arrangement. • 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 level shifter circuit. • Conform to NTSC, PAL when using recommended IC : LV4135W, LV4137W, (LV4139W : Under development). • Glare polarizer. • Panel power consumption is Typ.55mW at NTSC. • Optical transmittance is approx. 7%. 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 521 × 218 30.25 × 22.67 3.8 (1.5inch) 0.058 × 0.104 RGB Delta TYP 37.0 × 32.4 × 2.1 Approx. 4 dot mm cm mm mm g Remarks Note1 *Note1: Excluding flexible cable and protrusions. 13001 RM (IM) No.6755-1/8 ALP121AXX Absolute Maximum Ratings at VSS=0V Item Symbol Ratings Unit H driver power supply voltage HVDD -1.0 to +14 V V driver power supply voltage VVDD -1.0 to +14 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 +14 V CSH, CSV -1.0 to +14 V STH, XSTH, CKH1, CKH2 STV, XSTV, CKV1, CKV2, ENB, XENB, PCG, XPCG -1.0 to +14 V -1.0 to +14 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 LV4135W VVDD LV4135W VSS LV4135W LV4137W : 12.0V ± 0.3V LV4137W : 12.0V ± 0.3V LV4137W : 0V Item H driver input voltage V driver input voltage CSV, CSH Symbol MIN TYP MAX Low VHIL -0.3 0.0 0.3 Unit 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 VSIH 11.5 VDD VDD V VVC 5.0 5.2 5.4 V High Video signal LV4135W, LV4137W center voltage Video signal input voltage range *1 VG, VR, VB VVC-3.5 - VVC+3.5 V Common electrode voltage*2 VCOM (VVC-0.2)-0.2 (VVC-0.2) (VVC-0.2)+0.2 V Precharge data signal *1 VPCD VVC±1.5 VVC±2.0 VVC±2.5 V *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 Viewing angle range Symbol Condition MIN TYP MAX Unit CR 25°C - 100 - - - deg θT θB θL θR CR >= 10 - 15 35 45 45 No.6755-2/8 ALP121AXX Pin Function Pin No Symbol Function 1 NC 2 COM Common electrode voltage 3 CKV1 V clock 1 4 CKV2 V clock 2 5 VVDD VDD for V drive 6 STV 7 XSTV 8 CSV Up / down inverse control signal (H : Normal scan, L : Reverse scan) 9 ENB Enable signal 10 XENB 11 PCD 12 B Video signal (B) 13 R Video signal (R) 14 G Video signal (G) 15 VSS VSS for V and H drive 16 XPCG Inverted signal of PCG 17 PCG Precharge gate signal 18 CSH Right / left inverse control signal (H : Normal scan, L : Reverse scan) 19 XSTH 20 STH 21 CKH2 H clock 2 22 CKH1 H clock 1 23 HVDD VDD for H drive 24 NC Leave this pin open V start signal Inverted signal of STV Inverted signal of ENB Precharge data signal Inverted signal of STH H start signal Leave this pin open No.6755-3/8 ALP121AXX Block Diagram Front View Norm al Scan Reverse Scan STH C KH 1 C KH 2 H VD D C SH VSS H-DRIVER VSS G R B VSS ... ... V-DRIVER Norm al Scan ... ... Reverse Scan ... ... COM VVDD VVDD ENB CSV STV CKV2 CKV1 ... ... PC D PC G XPC G PRECHARG E CIRCUIT 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.6755-4/8 ALP121AXX System Configuration C om posite Y/C Y/C olor difference Serial control X'tal LV4137W S ig n a l p ro c e s s in g IC Video chrom a signal processing R G B BU S I/F L o w -te m p e ra tu re p -S i T F T -L C D R RG B drivers (S&H ) B PC D T im ing controller S ync. sep. Horizontal scanner G Vertical scanner Video signal Display area Level shifter Precharge circuit VCO AL P 1 2 1 LV4135W S ig n a l p ro c e s s in g IC Video signal R Analog R G B B Serial control Synchronus signal BU S I/F S ync. sep. RG B drivers (S&H ) T im ing controller VCO Horizontal scanner G B PC D Vertical scanner R G L o w -te m p e ra tu re p -S i T F T -L C D Display area Level shifter Precharge circuit AL P 1 2 1 No.6755-5/8 ALP121AXX System Configuration Serial control L ow -tem p eratu re p-S i T FT -LC D **U n de r d e ve lop m e nt Video signal C om posite Y/C Y/C olor difference L V 4 139 W S ig na l p roc ess in g IC Video chrom a signal processing BUS I/F Sync. sep. R R G B RGB drivers (S&H) Tim ing controller VCO H orizontal scanner G B PCD Vertical scanner X'tal Display area Level shifter Precharge circuit AL P 121 No.6755-6/8 ALP121AXX Package Dimension No.6755-7/8 ALP121AXX PS No.6755-8/8