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參數(shù)資料
| 型號(hào)： | ACX312 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Miniature High-Precision 4.6 cm (1.8-type) 118K-Dot Digital Still Camera Color LCD Features a Viewing Area Ratio of 100% |
| 中文描述： | 微型高精度4.6厘米（1.8型）118K斑點(diǎn)數(shù)碼相機(jī)彩色液晶顯示屏有可視面積比為100％ |
| 文件頁數(shù)： | 2/2頁 |
| 文件大?。?/td> | 51K |
| 代理商： | ACX312 |
I
Figure 3 CXA3572R Block Diagram
25
SYNC IN
26
DA OUT
27
REF
12
24
B
37
V
D
38
H
39
V
40
R
41
V
S
42
H
43
H
44
H
45
V
D
46
W
47
D
48
V
S
23
R
22
G
21
V
C
1
20
O
19
O
18
O
15
P
14
P
13
V
C
2
16
S
17
N
G OUT
11 G DC DET
10 R OUT
9 R DC DET
8 B OUT
7 B DC DET
6 COM
5 GND2
4 TEST
3 VST
2 VCK
1 EN
29
RPD
30
GND1
31
SEN
32
SCK
33
SDAT
34
VD
35
XCLR
36
POF
28
FILTER
ATT
Picture
Hue
ATT
ATT
REF
COM
Analog block
XSTBY2
trap
OSD
BLIM
S/H
cSub-
User-
Sub-
bright
gClock
3-V system
Digital block
Serial I/F
Timing generator
S
D
coPhase
cPLL
H. filter
Gamma 1
Contrast
DA
DL
DL
SYNC SEP
Matrix
Picture
f0
L
L
T
CSUB-
CSUB-
P
B
P
P
ADJ
fine
VCO
CONTRAST
IR
+3 V
0 V
+3 V
0 V
RP
CK
CSHD_
BLK
SH2
XCLFRP
SH3
SH4 XSTBY1
USER-
SYNC SEL
γ
1
γ
2
BRR-
BRB-
Mode
+3 V
+12 V
Picgain
Hue
COM
FRP
Color
R, G, B
DA
BLIM
If the internal sync separation circuit is not used, either CSYNC
or HD and VD are used as the input sync signal.
If the internal sync separation circuit is used, sync on green
(RGB) or Y (Y/color difference) is used as the input sync signal.
Pin used for power saving mode.
VST, VCK, EN, DWN,
WIDE, HST, HCK, RGT
PSIG, VCOM
LCD panel
ACX306BK
(1.5 type)
ACX312AK
(1.8 type)
R, G, B
Video signal
*
1
(RGB or Y/color difference)
(NTSC/PAL)
CSYNC or
HD, VD
*
1
3 V
V
DD
SDAT, SCK, SEN
POF
*
2
CXA3572R
Three-wire serial
communication
(microcomputer
or other device)
*
1
*
2
I
Figure 2 ACX312AK/306BK Drive System Block Diagram (single-chip structure)
Package
Model
CXA3522R
72-pin LQFP
Y/color difference
or RGB
NTSC/PAL
3 V and 12 V
External
Input method
Display method
Supply voltage
VCO
PSIG buffer
External
INPUT SEL
*
1
SYNC SEL
*
2
Not available
Not available
CXA3572R
48-pin LQFP
Y/color difference
or RGB
NTSC/PAL
3 V and 12 V
Internal
Planned to be
provided built in
Available
Available
*
1: Input signal level setting in RGB mode
*
2: On/off setting for the internal sync separation circuit
I
Table 2
Drive System IC Specifica-
tions Comparison
Screen size
Number of active dots
Pixel arrangement
Optical transmittance
Contrast ratio
Supply voltage
Display method
Panel dimensions (W
×
H
×
t (mm))
Power consumption
Number of colors
System IC
Model
ACX306AK
3.8 cm (1.5 type)
118K dots (490
×
240)
RGB delta
6.5
200 : 1
12
NTSC/PAL
38.0
×
32.6
×
2.06
43
Analog full color
CXA3572R
ACX306BK
3.8 cm (1.5 type)
118K dots (490
×
240)
RGB delta
7.5
200 : 1
12
NTSC/PAL
38.0
×
32.6
×
2.06
43
Analog full color
CXA3572R
ACX312AK
4.6 cm (1.8 type)
118K dots (490
×
240)
RGB delta
8.6
200 : 1
12
NTSC/PAL
43.6
×
35.9
×
2.06
43
Analog full color
CXA3572R
(H
×
V)
(%)
(V)
(mW)
I
Table 1 Digital Still Camera LCD Specifications Comparison
I
Figure 1 ACX312AK Block Diagram
Voltage set-up generation circuit
Negative voltage generation circuit
COM
pad
COM
LC
Cs
Level
shifter
Horizontal level shifter and shift register
V
1
T
2
C
3
V
4
V
5
E
6
D
7
V
D
8
V
S
9
V
D
10
V
S
11
S
12
W
13
H
14
R
15
T
16
C
17
H
18
H
19
P
20
G
21
R
22
B
23
R
24
T
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