HC-397BS2503 is a 3.97 inch tft lcd display screen with optional resistive touch screen and capacitive touch screen control with a resolution of 480×800 pixels. This size TFT LCD monitor is portrait mode, TFT panel adopts IPS panel, Left: 80/Right: 80/ Top: 80/ Bottom: 80 degrees (typical). Optional RTP or CTP.
This HC-397BS2503 module has built-in ST7701S controller IC, supports MIPI interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 480 nits (typ), and the contrast ratio is 800:1. This module is a beauty Industrial ideal for equipment, medical instruments, etc. The module can operate from -10°C to +70°C; its storage temperature range is -20°C to +80°C
DRAWING
SPECIFICATIONS
General Specifications
Item
Contents
Unit
Size
3.97
inch
LCM Dimension
57.14(W)* 96.85(H) * 1.85(T)
mm
LCD Active Area
51.84 * 86.40
mm
Number Of Dots
480×800
pixel
LCD Type
a-Si TFT
Viewing Direction
IPS
Driver IC
ST7701S
Interface Type
MIPI
Operating Temperature
-10℃~ 70℃
Storage Temperature
-20℃~ 80℃
Backlight Type
8 LEDs
Brightness
480
cd/m2
Interface
LCM PIN Definition
NO.
Symbol
Description
1
LED-A
BACKLIGHT ANODE
2
NC
Not Connect
3
LED-K
BACKLIGHT CATHODE
4
GND
Ground
5
LCM-ID
Not Connect
6
TE
Serves TE (Tearing Effect ) pin on MPU interface
7
VCC(2.8V)
POWER SUPPLY(2.8V)
8
IOVCC(1.8V)
I/O POWER SUPPLY(1.8V)
9
RESET
Reset Pin
10
GND
Ground
11
NC
Not Connect
12
NC
Not Connect
13
GND
Ground
14
TDP1
MIPI-DSI Data differential signal input pins. (Data lane 1)
15
TDN1
MIPI-DSI Data differential signal input pins. (Data lane 1)
16
GND
Ground
17
TCP
MIPI-DSI CLOCK differential signal input pin
18
TCN
MIPI-DSI CLOCK differential signal input pin
19
GND
Ground
20
TDN0
MIPI-DSI Data differential signal input pins. (Data lane 0)
21
TDP0
MIPI-DSI Data differential signal input pins. (Data lane 0)
22
GND
Ground
23
NC
Not Connect
24
NC
Not Connect
25
GND
Ground
DC Characteristics
Item
Symbol
Min
Typ
Max
Unit
TFT gate on voltage
VGH
12
—
18
V
TFT gate off voltage
VGL
-15
—
-11
V
TFT common electrode Voltage
Vcom
-2
–
0
V
Typical Operation Conditions
Item
Symbol
Min.
Typ.
Max.
Unit
Analog Supply Voltage
VCI
2.65
2.8
3.3
V
Digital Supply Voltage
VDD
2.65
2.8
3.3
V
I/O Supply Voltage
IOVCC
1.65
1.8/2.8
3.3
V
Input High Voltage
VIH
0.8*IOVCC
–
IOVCC
V
Input Low Voltage
VIL
0
–
0.2*IOVCC
V
Output High Voltage
VOH
0.8*IOVCC
–
–
V
Output Low Voltage
VOL
–
–
0.2*IOVCC
V
Backlight Circuit Characteristics
Item
Symbol
Min.
Typ.
Max.
Unit
LED Current
IB
—
40
—
mA
LED Voltage
Vf
11.2
—
12.8
V
CIE
X
0.265
0.285
0.305
Y
0.26
0.28
0.30
Brightness of LCM
L
—
480
—
cd/m2
Reliability Test Items
Test Item
Test Condition
Test result determinant gist
High temperature storage
80±3 ℃,48H;
Low temperature storage
-30±3 ℃,48H;
High temperature storage
70±3 ℃,48H;
Inspection after 2~4hours storage at roomtemperature,
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