SANYO ALP121AXX Datasheet

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

Dot count (H) × (V) 521 × 218 dot
Effective display dimensions (H) × (V) 30.25 × 22.67 mm
Display size (diagonal) 3.8 (1.5inch) cm
Dot pitch (H) × (V) 0.058 × 0.104 mm
Color arrangement RGB Delta -
External Dimensions (W) × (H) × (D) TYP 37.0 × 32.4 × 2.1 mm Note1

Weight Approx. 4 g

*Note1: Excluding flexible cable and protrusions.

Item Specifications Unit Remarks

13001 RM (IM) No.6755-1/8

ALP121AXX

Absolute Maximum Ratings

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 VCOM -1.0 to +14 V

Driving direction signal voltage CSH, CSV -1.0 to +14 V

H driver input voltage STH, XSTH, CKH1, CKH2 -1.0 to +14 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 +14 V

C

°

C

°

Operating Conditions

Power supply voltage

HVDD LV4135W LV4137W : 12.0V ± 0.3V
VVDD LV4135W LV4137W : 12.0V ± 0.3V
VSS LV4135W LV4137W : 0V

Item Symbol MIN TYP MAX Unit

H driver input voltage

V driver input voltage

CSV, CSH

Video signal
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

LV4135W, LV4137W VVC 5.0 5.2 5.4 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 Specification s

Item Symbol Condition MIN TYP MAX Unit

Contrast ratio CR

θT 15

Viewing angle range

θB 35

θL 45

θR

25°C

CR >= 10 -

- 100 - -

- deg

45

No.6755-2/8

ALP121AXX

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

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