TFT 2.1" 480x480, Round LCD Panel, Interface RGB/SPI, Wide View Angle (IPS), 500 cd/m2, Standard Temp., No touch
DESCRIPTION
NT021RN002ML 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 Connection
Pin No.
|
Symbol
|
Function
|
1
|
XR(NC)
|
No connection
|
2
|
YD(NC)
|
No connection
|
3
|
XL(NC)
|
No connection
|
4
|
YU(NC)
|
No connection
|
5
|
GND
|
|
6
|
GND
|
|
7
|
VCI
|
Power supply
|
8
|
IOVCC
|
I/O power supply
|
9
|
SDO
|
SPI interface output
|
10
|
SDI
|
Serial Input data bus
|
11
|
SCL
|
Serial clock as serial interface.
|
12
|
CS
|
Chip select signal
|
13
|
RESET
|
Reset pin,active “L”
|
14-37
|
DB23-DB0
|
RGB data bus
|
38
|
DE
|
Data enable pin
|
39
|
PCLK
|
Data clock
|
40
|
HSYNC
|
Horizontal sync input in RGB mode
|
41
|
VSYNC
|
Vertical sync input in RGB mode
|
42
|
NC
|
No connection
|
43
|
LEDK
|
LED back light(Cathode)
|
44
|
NC
|
No connection
|
45
|
LEDA
|
LED back light(Anode)
|
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
|
56.18X59.71X2.24
|
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
|
RGB18bit+SPI
|
-
|
|
Absolute Maximum Ratings(Ta=25°C)
Electrical Absolute Maximum Ratings.(Vss=0V ,Ta=25°C)
Item
|
Symbol
|
|
|
Unit
|
Note
|
Power Supply Voltage
|
VCI
|
-0.3
|
3.6
|
V
|
1,2
|
Environmental Absolute Maximum Ratings.
Item
|
Storage
|
Operating
|
Note
|
|
|
|
|
Ambient Temperature
|
-30°C
|
80°C
|
-20°C
|
70°C
|
1,2
|
Humidity
|
-
|
-
|
-
|
-
|
3
|
Electrical Specifications
Electrical characteristics(Vss=0V ,Ta=25°C)
Parameter
|
Symbol
|
Conditio
n
|
Min
|
Typ
|
Max
|
Unit
|
Note
|
Power voltage
|
VCI
|
Ta=25°C
|
2.5
|
2.8
|
3.6
|
V
|
|
Input voltage
|
‘H’
|
VIH
|
Ta=25°C
|
0.7*VCI
|
-
|
VCI
|
V
|
|
‘L’
|
VIL
|
Ta=25°C
|
0
|
-
|
0.3*VCI
|
V
|
|
LED backlight specification(VSS=0V ,Ta=25°C)
Item
|
Symbol
|
Condition
|
Min
|
Typ
|
Max
|
Unit
|
Note
|
Supply voltage
|
Vf
|
If=20mA
|
11.2
|
12.8
|
13.5
|
V
|
|
Uniformity
|
ΔBp
|
If=20mA
|
75
|
80
|
-
|
%
|
|
Life Time
|
time
|
If=20mA
|
-
|
20K
|
-
|
hours
|
1
|
Optical Characteristics
Item
|
Symbol
|
Condition
|
|
|
|
Unit
|
Note
|
Brightness
|
Bp
|
θ=0°
F=0°
|
450
|
500
|
-
|
Cd/m2
|
1
|
Uniformity
|
⊿Bp
|
75
|
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°
|
800
|
1000
|
-
|
-
|
4
|
Response Time
|
Tr+Tf
|
-
|
30
|
35
|
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
|
60
|
69
|
-
|
%
|