ALP228CGXC SANYO | Alldatasheet
Document overview
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Technical content
Features
Diagonal 4.6cm (1.8inch) 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. Builds in level shifter circuit. Conform to NTSC, PAL when using recommended IC : LV4127W, LV4135W, LV4137W, (LV4139W : Under development). Anti-reflection (AR) coat. Builds in White LED backlight unit. (No inverter unit.) Panel power consumption is Typ.100mW at NTSC. Back-light power consumption is 315mW. (reference) Display surface luminance is typ 250cd/m2. Specifications Item Specifications Unit Remarks Dot count (H) × (V) 521 × 218 dot Effective display dimensions (H) × (V) 36.77 × 27.47 mm Display size (diagonal) 4.6 (1.8inch) cm Dot pitch (H) × (V) 0.0705 × 0.126 mm Color arrangement RGB Delta - External Dimensions (W) × (H) × (D) TYP 43.8 × 38.8 × 5.3 mm Note1 Weight Approx. 16 g *Note1: Excluding flexible cable and protrusions. Low-Temperature Polysilicon 1.8-inch TFT LCD Module ALP228CGXC LCD Module
No.6757-2/8 Absolute Maximum Ratings at VSS=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 VCOM -1.0 to +17 V Driving direction signal voltage CSH, CSV -1.0 to +17 V H driver input voltage STH, XSTH, CKH1, CKH2 -1.0 to +17 V V driver / precharge data input voltage STV, XSTV, CKV1, CKV2, ENB, XENB, PCG, XPCG -1.0 to +17 V Video / precharge data input voltage VG, VR, VB, VPCD -1.0 to +13 V Operating temperature (panel) Topr -10 to +60 °C Storage temperature Tstg -20 to +70 °C Operating Conditions Power supply voltage HVDD 15.0V ± 0.5V, VVDD 15.0V ± 0.5V, VSS 0V Item Symbol MIN TYP MAX Unit Low VHIL -0.3 0.0 0.3 V H driver input voltage High VHIH 2.5 3.0 4.0 V Low VVIL -0.3 0.0 0.3 V V driver input voltage High VVIH 2.5 3.0 4.0 V Low VSIL -0.3 0.0 0.3 V CSV, CSH High VSIH 11.5 VDD VDD V Video signal center voltage VVC 5.9 6.0 6.3 V Video signal input voltage range *1 VG, VR, VB VVC-3.5 - VVC+3.5 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 Symbol Condition MIN TYP MAX Unit Contrast ratio CR 25°C - 100 - - θT 15 θB 35 θL 45 Viewing angle range θR CR >= 10 - - deg
No.6757-3/8 Pin Function Pin No Symbol Function
1 NC Leave this pin open
2 COM Common electrode voltage
3 CKV1 V clock 1
4 CKV2 V clock 2
5 VVDD VDD for V drive
6 STV V start signal
7 XSTV Inverted signal of STV
8 CSV Up / down inverse control signal (H : Normal scan, L : Reverse scan)
9 ENB Enable signal
10 XENB Inverted signal of ENB
11 PCD Precharge data signal
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 Inverted signal of STH
20 STH H start signal
21 CKH2 H clock 2
22 CKH1 H clock 1
23 HVDD VDD for H drive
24 NC Leave this pin open
No.6757-4/8 Block Diagram H-DRIVER G R B PRECHARGE CIRCUIT VVDDCOM ... ... ... ... ... ... 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 STH CKH1 CKH2 HVDD CSH VSS VSS V-DRIVER L/S PCD VVDD ENB CSV STV CKV2 CKV1 PCG XPCG VSS L/SL/SL/SL/SL/S Front View Normal Scan Reverse Scan Reverse Scan Normal Scan
No.6757-5/8 System Configuration Video chroma signal processing RGB drivers (S&H) Timing controller VCO X'tal Video signal Composite Y/C Y/Color difference LV4127W Signal processing IC R G B R G Horizontal scanner Display area Precharge circuit Vertical scanner Low-temperature p-Si TFT-LCD BUS I/F Serial control Sync. sep. PCD Level shifter ALP228 B ALP228 Video chroma signal processing RGB drivers (S&H) Timing controller VCO X'tal LV4137W Signal processing IC R G B R G Horizontal scanner Display area Precharge circuit Vertical scanner Low-temperature p-Si TFT-LCD BUS I/F Serial control Sync. sep. PCD Level shifter B Video signal Composite Y/C Y/Color difference
No.6757-6/8 System Configuration RGB drivers (S&H) Timing controller VCO Analog RGB LV4135W Signal processing IC R G B R G Horizontal scanner Display area Precharge circuit Vertical scanner Low-temperature p-Si TFT-LCD BUS I/F Serial control Sync. sep. PCD Level shifter Synchronus signal Video signal ALP228 B Video chroma signal processing RGB drivers (S&H) Timing controller VCO X'tal Video signal Composite Y/C Y/Color difference LV4139W Signal processing IC **Under development R G B R G Horizontal scanner Display area Precharge circuit Vertical scanner Low-temperature p-Si TFT-LCD BUS I/F Serial control Sync. sep. PCD Level shifter ALP228 B
No.6757-7/8 Package Dimension
No.6757-8/8 PS