PURDY AND-TFT-25XS-LED

AND-TFT-25XS-LED
160 x 234 Pixels
LCD Color Monitor
The AND-TFT-25XS-LED is a compact full color TFT LCD
module, that is suitable for applications such as a camcorder,
digital camera application and other electronics products
which require high quality flat panel displays. This device
consists of a twisted nematic (TN) liquid crystal cell, that incorporates a
TFT-array that has 160 x 234 pixels on a 2.45 inch diagonal screen, X and
Y drivers, an LSI controller, and a built-in LED backlight.
Features
•
•
•
•
•
•
•
•
•
Long Life LED Backlight
Ultra Compact
Compatible with NTSC or PAL system
DC/DC, LED Driver, Video Decoder all in one
High Resolution: 112,320 dots
Optimum Viewing Direction: 6 o’clock
Up/Down and Left/Right Image Reversion
Accepts Analog RGB input
Applications: camcorder, digital camera applications
Mechanical Characteristics
Item
Specification
Unit
Screen Size
2.45 inch (6.4 cm) diagonal
inch
160 x 234
dot
Active Area
49.68 (W) x 37.44 (H)
mm
Dot Pitch
0.1025 (W) x 0.163 (H)
mm
Pixel Configuration
Delta
–
Outline Dimension
60.6 (W) x 48.4 (H) x 3.45(D)
mm
Display Format
Weight
Surface Treatment
20 ± 3
g
Anti-Glare
–
250
cd/m2
Birghtness
Absolute Maximum Rating (GND = 0V, Ta = 25°C)
Item
Symbol
Absolute Maximum Rating
Min.
Max.
Unit
Supply Voltage for Analog
Source Driver
Digital
AVDD
-0.3
+7.0
V
VDD
-0.3
+7.0
V
Supply Voltage for Positive
Gate Driver
VGH
-0.3
+45
V
VGL
-23
+0.3
V
VGH - VGL
+15
+40
V
Negative
Operating Temperature
–
0
+60
ºC
Storage Temperature
–
-20
+70
°C
Analog input voltage
VVideo
-0.3
+7.3
V
Remarks
Note 2
Note 1
Note 1: Analog Input Voltage means VR , VG , VB
Note 2: Operating Temperature define that contrast, response time, other display optical character are Ta=+25.
Product specifications contained herein may be changed without prior notice.
It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product.
1/28/08
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
1
AND-TFT-25XS-LED
Electrical Characteristics - Recommended Operating Conditions
Specifications
Symbol
Item
Min.
Typ.
Unit
Max.
Remarks
VCC
+4.5
+5.0
+5.5
V
V DD
+3.0
+3.3
+3.6
V
AV DD
+4.5
+5.0
+5.5
V
VGH
+14.5
+15.0
+15.5
V
VEE
-15.5
-15.0
-14.5
V
VGL AC
–
+6.0
–
VP-P
AC Component of VGL
VGL DC
-12.5
-11.0
-9.5
V
DC Component of VGL
V
AC Component Note 2
Power Supply
Video SIgnal
(VR, VG, VB)
VI AC
–
+4.0
+4.2
VI DC
–
+2.5
–
V
DC Component
VCOM
VCOM AC
–
+6.0
–
VP-P
AC Component of VCOM
VCOM DC
+0.9
+1.0
+1.1
V
DC Component of VCOM
H Level
VIH
+0.7 VDD
–
–
V
L Level
VIL
–
–
+0.3 VDD
V
Note 1
Note 1: STH1, STH2, CPH1, CPH2, CPH3, Q2H, INH, CPV, XOE, DIO1, DIO2
Note 2: Both NTSC and PAL system Video Signal input waveform is based on 8 steps gray scale.
Current Consumption (GND = AVSS = 0V)
Item
Current for Driver
Min.
Specifications
Typ.
Max.
VGH =+15V
–
0.1
0.2
mA
VGL =-12V
–
0.36
0.9
mA
ICC
VCC =+5V
–
0.2
0.4
mA
AIDD
AVDD =+5V
–
3.5
5.0
mA
IDD
VDD =+5V
–
0.6
1.5
mA
IEE
VEE =-15V
–
0.3
0.6
mA
Symbol
Condition
IGH
IGL
Unit
Remarks
VGL center voltage
Note: Ta = 25º C
Backlight Driving & Power Consumption
Pin No.
Symbol
Description
Remark
29
GLED
Supply Current for LED
IL
30
VLED
Supply voltage for LED
VL; Note 3
Note 3: Supply voltage for LED would depend on supply current.
Parameter
Symbol
Min.
Typ.
Max.
Unit
Remarks
Supply Voltage
VL
–
17
–
V
IL = 20 mA
Supply Current
IL
–
20
–
mA
2
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
1/28/08
AND-TFT-25XS-LED
Block Diagrams
Power Consumption
Item
Symbol
Typ.
Unit
Remark
LCD Panel Power Consumption
–
31.82
mW
Note 5
Backlight Lamp Power Consumption
–
0.34
W
Note 6
Total Power Consumption
–
0.372
W
–
Note 5: The power consumption for backlight is not included
Note 6: Backlight power consumption is calculated by IL x VL.
Optical Specification
Item
Symbol
Horizontal
Viewing Angle
Vertical
Contrast Ratio
Response Time
Condition
θ
θ (to 12 o’clock)
CR≥ 10
θ (to 6 o’clock)
CR
Rise
Tr
Fall
Tf
At optimized viewing angle
θ = 0º
Min.
Typ.
Max.
Unit
± 45
± 50
–
deg
10
15
–
deg
30
35
–
deg
200
350
–
–
–
15
30
–
–
25
50
ms
%
Transmission Ratio
T
7.3
7.8
8.3
Uniformity
U
65
70
–
200
250
0.280
0.310
0..340
0.300
0.330
0.360
1000
5000
Brightness
White Chromaticity
X
Y
–
θ = 0º
cd/m2
hrs
Note 5: The power consumption for backlight is not included
Note 6: Backlight power consumption is calculated by IL x VL.
1/28/08
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
3
AND-TFT-25XS-LED
Pin Description: J201 LCD Panel Input/Output Terminals
Pin No.
Symbol
Function
1
Input/Output
I/O
Remarks
Note 1
Start pulse for source driver
2
STH1
AVSS1
Analog GND for source driver
I
3
AVDD
Analog power input for source driver
I
4
VB
Video Input B
I
5
VG
Video Input G
I
6
VR
Video Input R
I
7
VSS
Digital GND
I
8
VDD
9
10
CPH1
CPH2
11
CPH3
Sampling and shift clock for source driver
12
13
14
15
STH2
Q2H
INH
R/L
VCOM
Start pulse for source driver
Video input rotation control
Output enable for sourec driver
Left/Right Control for source driver
Output enable for gate driver
Clock input for gate driver
Up/Down Control for gate driver
Vertical start pulse
Vertical start pulse
22
XOE
CPV
U/D
DIO2
DIO1
VGL
Gate off voltage (alternative every 1-H)
I
Note 4
23
VEE
Gate driver negative voltage
I
Note 6
24
VSS
GND
I
25
VCC
Logic power for gate driver
I
Note 3
26
VGH
Gate on voltage
I
Note 7
27
NC
No connection
–
28
NC
No connection
–
29
GLED
Supply current for LED
–
Note 8
30
VLED
Supply voltage for LED
–
Note 9
16
17
18
19
20
21
Digial power input
I
Sampling and shift clock for source driver
I
Sampling and shift clock for source driver
I
Common electrode voltage
Note 2
Note 4
Note 3
I
I/O
I
I
I
Note 1
I
Note 4
I
I
I
I/O
I/O
Note 1
Note 5
Note 1: STH1, STH2 and R/L mode
R/L
STH1
STH2
Remarks
High (VDD)
Input
Output
Left to Right
Low (0 Volt.)
Output
Input
Right to Left
Note 6: VEE = -15V (Typ.)
Note 7: VGH = +15V (Typ.)
Note 8: GLED = 20mA (Typ.)
Note 9: VLED = +17V (Typ.)
Note 2: AVDD = +5V (Typ.)
Note 3: VDD, VCC = +5V (Typ.)
Note 4: VCOM = 6VPP
Note 5: DIO1, DIO2 and U/D mode
4
U/D
DIO1
DIO2
Remarks
High (VDD)
Input
Output
Down to Up
Low (O Volt.)
Output
Input
Up to Down
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
1/28/08
AND-TFT-25XS-LED
Input/Output Connector
LCD Module Connector
FFC Down Connector,
30 pins
Pitch: 0.5 mm
Timing Characteristics of Input SIgnal
Characteristics
Symbol
Min.
Typ.
Max.
Unit
1 Field Scanning Period
t1V
–
262.5
–
H
1 Line Scanning Period
t1H
–
63.5
–
µs
Source Driver Operating Frequency
fhc
1.0
3.14
5.0
MHz
Signal Sampling Pulse Width
tchw
200
317.7
1000
ns
Signal Sampling Pulse Delay
tchd
95.3
105.9
116.5
ns
Signal Sampling Pulse Width (H)
tchwh
142.9
158.8
174.7
ns
Signal Samplin Pulse Delay (L)
tchwl
14.29
158.8
174.7
ns
Source Start Signal Pulse Width
tshw
90
317.7
630*
ns
Source Start Signal Setup Time
tshset
20
158.8
–
ns
Source Start Signal Hold Time
tshhld
20
158.8
–
ns
Source Output Enable Pulse Width
tohw
1.0
2.0
–
µs
Source Start Signal Rising Time
tss
–
9.8
–
µs
Video Input Signal Start Point
tvs
–
10.0
–
µs
Phase Difference Between OEH & CPV
toc
1.5
2.3
–
µs
Gate Clock Period
tcvw
10
63.5
–
µs
Gate Clock Pulse WIdth (H)
tcvwh
10
31.7
48
µs
Gate Clock Pulse Width (L)
tcvwl
10
31.7
48
µs
Gate Start Signal Pulse Width
tsvw
5
63.5
126**
µs
Gate Start Signal Setup Time
tsvset
5
53.2
–
µs
Gate Start Signal Hold Time
tsvhold
5
10.3
–
µs
Phase Difference Between OEH & STH
tosp
–
4
–
µs
Phase Difference Between SYNC & OEH
tohs
–
1.4
–
µs
Gate Output Enable Pulse Width
toev
–
2.5
–
µs
VCOM Delay Time
tDCOM
–
–
3
µs
RGB Delay Time
tDRGB
–
–
2
µs
Vertical Display Start
tsv
–
3
–
tH
1/28/08
Remarks
tchd 12, 23
*tshset=tshhld
**tsvset=tsvhld
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
5
AND-TFT-25XS-LED
Dimensional Outline
6
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
1/28/08