SANYO ALP237FAX Datasheet
Ordering number : ENN6768
LCD Module
ALP237FAX
Low-Temperature Polysilicon
1.8-inch TFT LCD Module
Overview
This wide viewing type 1.8 inch low temperature poly- silicon TFT-LCD module consists of LCD panel and backlight.
This is suitable for digital still camera.
Features
• Diagonal 4.6cm (1.8inch) display size.
• 521 × 218 = 113,578 dots.
• RGB delta color arrangement.
• Wide viewing angle,
• 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)
• Builds in level shifter circuit.
• Up / down and right / left inverse function.
• Conform to NTSC, PAL when using recommended IC : LV4131W, LV4133W, (LV4139W : Under development).
• Anti-reflection (AR) coat.
• Builds in flat fluorescent lamp backlight unit. (Not contains inverter unit)
• Panel power consumption is Typ.100mW at NTSC. Back-light power consumption is 0.5W to 0.65W. (reference)
• Display surface luminance is typ 230cd/m2.
Specifications
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 × 39.1 × 6.2 mm Note1
Weight Approx. 22 g
*Note1: Excluding flexible cable and protrusions.
Survival
Item Specifications Unit Remarks
®
. (Super Ranged Viewing by Vertical Alignment)
Ver.1.6
12898
13001 RM (IM) No.6768-1/8
ALP237FAX
Absolute Maximum Ratings
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
Video / precharge data
input voltage
Operating temperature (panel) Topr -10 to +60
Storage temperature Tstg -20 to +70
at VSS=0V
STV, XSTV, CKV1, CKV2,
ENB, XENB, PCG, XPCG
VG, VR, VB, VPCD -1.0 to +13 V
-1.0 to +17 V
C
°
C
°
Operating Conditions
Power supply voltage HVDD 15.5V ± 0.5V, VVDD 15.5V ± 0.5V, VSS 0V
Item Symbol MIN TYP MAX Unit
H driver input voltage
V driver input voltage
CSV, CSH
Video signal center voltage VVC 6.3 6.5 6.8 V
Video signal input voltage range *1 VG, VR, VB VVC-5.0 - VVC+5.0 V
Common electrode voltage*2 VCOM (VVC-0.3)-0.2 (VVC-0.3) (VVC-0.3)+0.2 V
Precharge data signal *1 VPCD VVC±4.5 - VVC±5.0 V
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
*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
θT 55
Viewing angle range
θB 55
θL 45
θR
25°C
CR >= 10 -
- 150 - -
- deg
45
No.6768-2/8
ALP237FAX
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.6768-3/8
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