And-tft-25xs-led-kit – Purdy AND-TFT-25XS-LED-KIT User Manual
Page 2
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
2
Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com
6/27/08
Electrical Characteristics - Recommended Operating Conditions
Current Consumption (GND = AV
SS
= 0V)
Note: Ta = 25º C
Item
Symbol
Specifications
Unit
Remarks
Min.
Typ.
Max.
Power Supply
V
CC
+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
V
GH
+14.5
+15.0
+15.5
V
V
EE
-15.5
-15.0
-14.5
V
V
GL AC
–
+6.0
–
V
P-P
AC Component of V
GL
V
GL DC
-12.5
-11.0
-9.5
V
DC Component of V
GL
Video SIgnal
(V
R
, V
G
, V
B
)
V
I AC
–
+4.0
+4.2
V
AC Component Note 2
V
I DC
–
+2.5
–
V
DC Component
V
COM
V
COM AC
–
+6.0
–
V
P-P
AC Component of V
COM
V
COM DC
+0.9
+1.0
+1.1
V
DC Component of V
COM
H Level
V
IH
+0.7 V
DD
–
–
V
Note 1
L Level
V
IL
–
–
+0.3 V
DD
V
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.
Item
Symbol
Condition
Specifications
Unit
Remarks
Min.
Typ.
Max.
Current for Driver
I
GH
V
GH
=+15V
–
0.1
0.2
mA
I
GL
V
GL
=-12V
–
0.36
0.9
mA
V
GL
center voltage
I
CC
V
CC
=+5V
–
0.2
0.4
mA
AI
DD
AV
DD
=+5V
–
3.5
5.0
mA
I
DD
V
DD
=+5V
–
0.6
1.5
mA
I
EE
V
EE
=-15V
–
0.3
0.6
mA
Backlight Driving & Power Consumption
Pin No.
Symbol
Description
Remark
29
GLED
Supply Current for LED
I
L
30
VLED
Supply voltage for LED
V
L
; Note 3
Note 3: Supply voltage for LED would depend on supply current.
Parameter
Symbol
Min.
Typ.
Max.
Unit
Remarks
Supply Voltage
V
L
–
17
–
V
I
L
= 20 mA
Supply Current
I
L
–
20
–
mA
AND-TFT-25XS-LED-KIT