SANYO ALP234FXX Datasheet
Ordering number : ENN6765
LCD Module
ALP234FXX
Low-Temperature Polysilicon
2.5-inch TFT LCD Module
Overview
This wide viewing type 2.5 inch low temperature poly- silicon TFT-LCD module 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,
• Operating temperature (panel) is -10 to +6°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 : LV4131W, LV4133W, (LV4139W : Under development).
• Wide-viewing film, Anti-glare (AG) / Anti-reflection (AR) coat.
• Panel power consumption is Typ.170mW at NTSC.
• Optical transmittance is approx. 5.5%.
Specifications
Dot count (H) × (V) 881 × 228 dot
Effective display dimensions (H) × (V) 50.25 × 37.62 mm
Display size (diagonal) 6.3(2.5inch) cm
Dot pitch (H) × (V) 0.057 × 0.165 mm
Color arrangement RGB Delta -
External Dimensions (W) × (H) × (D) TYP 56.7 × 40.6 × 2.1 mm Note1
Weight 10 g
*Note1: Excluding flexible cable, protrusions.
Survival
Item Specifications Unit Remarks
®
. (Super Ranged Viewing by Vertical Alignment)
Ver.1.6
12898
13001 RM (IM) No.6765-1/8
ALP234FXX
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 HVSS=0V, VVSS=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, VVSS 0V, HVSS 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-3.5)-0.2 (VVC-3.5) (VVC-3.5)+0.2 V
Precharge data signal *1 VPCD - 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 50
Viewing angle range
θB 50
θL 50
θR
25°C
CR >= 10 -
- 100 - -
- deg
50
No.6765-2/8
ALP234FXX
Pin Function
Pin No Symbol Function
1 NC Leave this pin open
2 COM Common electrode voltage
3 CKV2 V clock 2
4 CKV1 V clock 1
5 XSTV Inverted signal of STV
6 STV V start signal
7 VVSS VSS for V drive
8 XENB Inverted signal of ENB
9 ENB Enable signal
10 VVDD VDD for V drive
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 H start signal
21 HVDD VDD for H drive
22 XPCG Inverted signal of PCG
23 PCG Precharge gate signal
24 CKH2 H clock 2
25 CKH1 H clock 1
26 NC Leave this pin open
No.6765-3/8
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