參數(shù)資料
型號(hào): NL6448BC33-31
廠商: NEC Corp.
英文描述: TFT Color LCD Module(TFT彩色液晶顯示器模塊)
中文描述: TFT彩色液晶顯示模塊(的TFT彩色液晶顯示器模塊)
文件頁(yè)數(shù): 6/24頁(yè)
文件大?。?/td> 267K
代理商: NL6448BC33-31
Data Sheet EN0443EJ1V0DS00
6
NL6448BC33-31
ELECTRICAL CHARACTERISTICS
(1) Logic, LCD driving
T
a
= 25
°
C
Parameters
Symbols
MIN.
TYP.
MAX.
Unit
Remarks
Supply voltage
V
CC
3.0
(4.75)
3.3
(5.0)
3.6
(5.25)
V
V
CC
= 3.3 V
(V
CC
= 5.0 V)
Logic input Low voltage
V
IL
0
V
CC
×
0.3
mV
Logic input High voltage
V
IH
V
CC
×
0.7
5.25
V
CMOS level
Supply current
I
CC
325
Note
(250)
370
(300)
mA
V
CC
= 3.3 V
(V
CC
= 5.0 V)
Note
Checkered flag pattern (in EIAJ ED-2522)
(2) Backlight
T
a
= 25
°
C
Parameters
Symbols
MIN.
TYP.
MAX.
Unit
Remarks
Lamp current
I
L
2.0
5.0
5.5
mArms
with one lamp
Lamp voltage
V
L
510
Vrms
840
T
a
= 25
°
C
Lamp turn on voltage
V
S
1265
Vrms
T
a
= 0
°
C
Oscillator frequency
F
t
50
54
58
kHz
Note
Note
Recommended value of “F
t
”.
F
t
is within the specification.
and
F
t
=
1
4th
th
n
: Hsync period
: a natural number (1, 2, 3, ····)
×
(2n – 1)
If F
t
is out of the recommended value, interference between F
t
frequency and Hsync frequency may cause
beat on the display.
SUPPLY VOLTAGE SEQUENCE
V
CC
Signals
Notes 1, 2, 3
Backlight
Note 4
0
< t < 35 ms
0
< t < 35 ms
2t
V
< t
0 < t
3.0 V (4.75 V)
0 V
0 V
3.0 V (4.75 V)
ON
OFF
VALID
Time
Notes 1.
Signals: CLK, Hsync, Vsync, DE,
DATA (R0-R5, G0-G5, B0-B5)
2.
The supply voltage for input signals
should be the same as V
CC
.
3.
Apply V
DD
B within the LCD operation
period. When the backlight turns on
before LCD operation or the LCD
operation turns off before the backlight
turns off, the display may momentarily
become white.
4.
While the power is off, please keep
whole signals at low level or high
impedance.
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