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Figure 1 ACX706AKM Block Diagram
Module structure
Item
Screen size
Aspect ratio
Number of effective
dots
Contrast ratio
Reflection ratio
Number of colors
Supply voltage
Power consumption/
brightness
Module dimensions
Operating temperature
Storage temperature
Preliminary specification
LCD + F/L + T/P
53.28 mm (W)
71.04 mm (H)
: 8.9 cm diagonal (3.5-type)
3 : 4
QVGA [240 (H)
RGB
320 (V)]
230.4K dots
12:1 Typ. (F/L off)
7:1 Typ. (F/L on)
Typ. 24 %
Four bits for each of RGB
(4096 colors)
–6.5 V, +9 V
65 mW Typ. (F/L off)
170 mW Typ. (F/L on) (at 25 C)
66.2 mm (W)
88.0 mm (H)
6.0 mm (t)
–10 to +60 C
–20 to +70 C
Table 1 ACX706AKM Basic Specifications
Figure 2 ACX706AKM System Block Diagram
HSR with L/S (60 stages
2)
L/S
L/S
L/S
L/S
HST1/2
HST1/2
HST level shifter
HST level shifter
OE level shifter
ENB level
shifter
OE level shifter
VST level shifter
OE1
OE1
OE1
OE2
OE2
Reference
voltage
9
VST
PAD
(90 pins)
ENB
VCK
OE2
HCK1/2
HCK1/2
data1/xdata1 (RGB
4 bits)
data2/xdata2 (RGB
4 bits)
Sampling & latch (120
RGB
4 bits)
4-bit DAC (120
RGB)
Display area
240
RGB
320
HSR with L/S (60 stages
2)
Sampling & latch (120
RGB
4 bits)
4-bit DAC (120
RGB)
L/S
L/S
LCD I/F
driver IC
(CXD3513GG)
DD
converter
DD
converter
H driver
Poly-Si TFT LCD
240 (H)
RGB
320 (V)
H driver
Front light (LED)
+9.0 V
–6.5 V
+3.3 V
+3.3 V
Power control
(Data Enb)
MCK
Power control
LED control
Vsync
Hsync
Data in
(RGB
4 bits)
12
48
+9.0 V
–6.5 V
+5.0 V
+5.0 V
Data
RGB
4 bits
4
18
Control pulse
9
Vref
VCOM
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