TFT 2.1" 480x480, Round, Full Color, Interface RGB, Wide View Angle (IPS), 250 cd/m2, Standard Temp., Capacitive touch panel
DESCRIPTION
NT021RC002ML is a TFT-LCD module. It is composed of a TFT-LCD panel, driver IC, FPC,a back light unit. The 2.1" display area contains 480X(RGB)x480 pixels and can display up to 262K colors. This product accords with ROHS environmental criterion.
DRAWING
SPECIFICATIONS
Interface Pin Connections
|
Pin No.
|
Symbol
|
Function
|
|
1
|
LEDA
|
LED back light(Anode)
|
|
2~3
|
LEDK
|
LED back light(Cathode)
|
|
4
|
GND
|
Power Ground
|
|
5
|
VCI
|
Power supply
|
|
6
|
RESET
|
Reset pin,active “L”
|
|
7~8
|
NC
|
NC
|
|
9
|
SDA
|
SPI Data signal
|
|
10
|
SCK
|
SPI Clock signal
|
|
11
|
CS
|
SPI Chip select signal
|
|
12
|
PCLK
|
RGB dot clock signal
|
|
13
|
DE
|
RGB data enable signal
|
|
14
|
VSYNC
|
RGB frame synchronizing signal
|
|
15
|
HSYNC
|
RGB line synchronizing signal
|
|
16~33
|
DB0~DB17
|
RGB data signal(DB0:BlUE LSB;DB5:BIUE
MSB;DB6:GREEN
LSB;DB11:GREEN,MSB;DB12:RED LSB;DB17:RED MSB)
|
|
34
|
GND
|
Power Ground
|
|
35
|
TP_INT
|
Touch Interrupt
|
|
36
|
TP_SDA
|
Touch IIC Data signal
|
|
37
|
TP_SCL
|
Touch IIC Clock signal
|
|
38
|
TP_RST
|
Touch Reset Signal
|
|
39
|
TP_VCI
|
Touch Power supply
|
|
40
|
GND
|
Power Ground
|
Mechanical Specifications
|
Item
|
Contents
|
Unit
|
Note
|
|
LCD Type
|
TFT
|
-
|
|
|
Display color
|
262K
|
Color
|
1
|
|
Viewing Direction
|
ALL
|
O’Clock
|
|
|
Operating temperature
|
-20~+70
|
°C
|
|
|
Storage temperature
|
-30~+80
|
°C
|
|
|
Module size
|
Refer to the drawing
|
mm
|
2
|
|
Active Area(W×H)
|
53.28X53.28
|
mm
|
|
|
Number of Dots
|
480×480
|
dots
|
|
|
Controller
|
ST7701S
|
-
|
|
|
Power Supply Voltage
|
2.8
|
V
|
|
|
Backlight
|
4P-LEDs (white)
|
pcs
|
|
|
Weight
|
/
|
g
|
|
|
Interface
|
3SPI+18RGB
|
-
|
|
Electrical Specifications
Electrical characteristics(Vss=0V ,Ta=25°C)
|
Parameter
|
Symbol
|
Conditio
n
|
Min
|
Typ
|
Max
|
Unit
|
Note
|
|
Power voltage
|
VDD
|
Ta=25°C
|
2.5
|
2.8
|
4.8
|
V
|
|
|
Supply current
|
IDD
|
Ta=25°C
|
-
|
-
|
50
|
mA
|
|
|
Input leakage
current
|
IIL
|
VIN=VDD
or VSS
|
-1.0
|
-
|
1.0
|
uA
|
|
|
Input
voltage
|
‘H’
|
VIH
|
Ta=25°C
|
0.8*VDD
|
-
|
VDD
|
V
|
|
|
‘L’
|
VIL
|
Ta=25°C
|
0
|
-
|
0.2*VDD
|
V
|
|
LED backlight specification(VSS=0V ,Ta=25°C)
|
Item
|
Symbol
|
Condition
|
Min
|
Typ
|
Max
|
Unit
|
Note
|
|
Supply voltage
|
VF
|
If=80mA
|
-
|
3.2
|
-
|
V
|
|
|
Forward current
|
IF
|
|
-
|
80
|
88
|
mA
|
|
|
Uniformity
|
ΔBp
|
If=80mA
|
85
|
-
|
-
|
%
|
|
Absolute Maximum Ratings(Ta=25°C)
Electrical Absolute Maximum Ratings.(Vss=0V ,Ta=25°C)
|
Item
|
Symbol
|
|
|
Unit
|
Note
|
|
Supply Voltage
|
VDD
|
-0.3
|
4.8
|
V
|
1,2
|
|
Input Voltage
|
Vin
|
VDD+0.3
|
VDD+0.3
|
V
|
|
Environmental Absolute Maximum Ratings.
|
Item
|
Storage
|
Operating
|
Note
|
| |
|
|
|
|
Ambient Temperature
|
-30°C
|
80°C
|
-20°C
|
70°C
|
1,2
|
Optical Characteristics
|
Item
|
Symbol
|
Condition
|
|
|
|
Unit
|
Note
|
|
Brightness
|
Bp
|
θ=0°
F=0°
|
220
|
250
|
-
|
Cd/m2
|
1
|
|
Uniformity
|
⊿Bp
|
-
|
80
|
-
|
%
|
1,2
|
|
Viewing
Angle
|
3:00
|
Cr≥10
|
-
|
80
|
-
|
Deg
|
3
|
|
6:00
|
-
|
80
|
-
|
|
9:00
|
-
|
80
|
-
|
|
12:00
|
-
|
80
|
-
|
|
Contrast
Ratio
|
Cr
|
θ=0°
F=0°
|
700
|
900
|
-
|
-
|
4
|
|
Response
Time
|
Tr+Tf
|
-
|
30
|
40
|
ms
|
5
|
|
Color of CIE Coordinate
|
W
|
x
|
θ=0°
F=0°
|
-0.05
|
TBD
|
+0.05
|
-
|
1,6
|
|
y
|
TBD
|
-
|
|
R
|
x
|
TBD
|
-
|
|
y
|
TBD
|
-
|
|
G
|
x
|
TBD
|
-
|
|
y
|
TBD
|
-
|
|
B
|
x
|
TBD
|
-
|
|
y
|
TBD
|
-
|
|
NTSC Ratio
|
S
|
-
|
70
|
-
|
%
|
