ACX300 Просмотр технического описания (PDF) - Unspecified

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Компоненты Описание

производитель

ACX300

Low-temperature Polysilicon TFT LCDs

Unspecified 

Video signal

(NTSC or PAL)

CSYNC

R

RGB

G

drivers

B

FRP, HDO

CXD2472R

VST, VCK, EN, DWN,

WIDE, HST, HCK, RGT

FRP, BLK

Psig/Vcom

gen.

PSIG, VCOM

LCD

panels

ACX300AK

ACX301AK

ACX302AK

s Figure 1 ACX300AK/301AK/302AK Drive System Block

Diagram (Two-chip Structure)

(The ACX302 has vertical shift registers on both sides of the screen.)

Horizontal level shifter and shift register

(bidirectional scanning)

CS LC

COM

Negative

Com

Pad

Vertical

level

shifter

voltage gene-

ration circuit

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

s Figure 3 ACX300AK/301AK/302AK Block Diagram

Video signal*1

(RGB or Y/color

difference)

(NTSC or PAL)

CSYNC or

HD, VD*1

3V

CXA3268R

POF*2

R, G, B

VST, VCK, EN, DWN,

WIDE, HST, HCK, RGT

PSIG, VCOM

VDD

LCD

panels

SDAT, SCK, SEN

Three-line serial

communication

(microcomputer

etc.)

ACX300AK

ACX301AK

ACX302AK

*1: When the internal sync separator is not used, CSYNC or HD and VD are

used as the input sync signal.

When the internal sync separator is used, sync on green (RGB) or sync on

Y (Y/color difference) is used as the input sync signal.

*2: Power saving pin

s Figure 2 ACX300AK/301AK/302AK Drive System Block

Diagram (Single-chip Structure)

s Table 1 Panel Specifications Comparison

ACX300AK

ACX301AK

ACX302AK

Screen size (mm2)

49.94 × 37.34 40.48 × 30.55 70.4 × 52.725

(6.24 cm diagonal) (5.07 cm diagonal) (8.80 cm diagonal)

Package dimensions (mm2) 57.8 × 47.85

49.8 × 44.2

78.8 × 63.3

Total number of dots

880 × 228 = 200,640

Dot pitch (µm × µm)

56.75 × 163.75

46 × 134

80 × 231.25

Optical transmittance (%)

7.0

6.0

8.5

Supply voltage (V)

11.4 to 14.0

Power consumption* (mW)

50

60

*: Supply voltage: 12 V

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