Page 1 , Total 6 Pages   
曜凌光電股份有限公司Raystar Optronics, Inc.
T: +886-
               sales@raystar
 General Specifications � Size: 3.2 inch 
� Dot Matrix: 240 x RGB x 320(TFT) dots
� Module dimension: 55.04 (W) x 77.6 (H) x 3.65(D) mm
� Active area: 48.6 x 64.8 mm
� Pixel pitch: 0.2025 x 0.2025 mm
� LCD type: TFT, Normally White, Transmissive
� View Direction: 6 o’clock 
� Gray Scale Inversion Direction
� Aspect Ratio: Portrait 
� Driver IC: ILI9341 or Equivalent
� Interface: 80 MCU 8bit /9bit/16bit/18bit/SPI
� Backlight Type: LED, Normally White
� Touch Panel: Resistive Tou
� Surface: Glare 
*Color tone slight changed by temperature and 
曜凌光電股份有限公司 Raystar Optronics, Inc. 
-4-2565-0761  |  F: +886-4-2565-0760 
sales@raystar-optronics.com  |  www.raystar-optronics.com
 RFJ320D-ALH-DNS  SPECIFICATION 
General Specifications 
x 320(TFT) dots 
55.04 (W) x 77.6 (H) x 3.65(D) mm 
48.6 x 64.8 mm 
0.2025 x 0.2025 mm 
TFT, Normally White, Transmissive 
Gray Scale Inversion Direction: 12 o’clock 
ILI9341 or Equivalent 
/9bit/16bit/18bit/SPI (3 Wire/4 Wire) 
Normally White 
Resistive Touch Panel 
*Color tone slight changed by temperature and driving voltage. 
Page 2 , Total 6 Pages 
optronics.com          
Page 3 , Total 6 Pages 
Interface LCM PIN Definition 
NO Symbol Function I/O 
1 YU Y up for touch panel － 
2 XL X left for touch panel － 
3 YD Y down for touch panel － 
4 XR X right for touch panel － 
5 VCI Power supply(TYP: 2.8V). P 
6 IOVCC Power supply(TYP:1.8V/2.8V). P 
18-bit parallel bi-directional data bus for MCU system and RGB interface mode Fix to VSS level when not in use 
8 R4  
9 R3  
10 R2  
11 R1  
12 R0  
13 G5  
14 G4  
15 G3  
16 G2  
17 G1  
18 G0  
19 B5  
20 B4  
21 B3  
22 B2  
23 B1  
24 B0  
25 SDA Serial data input/output I/O 
26 DOTCLK Data enable signal in RGB interface. I 
27 DE A data ENABLE signal in RGB I/F mode I 
28 HSYNC Horizontal synchronizing signal in RGB interface I 
29 VSYNC Vertical synchronizing signal in RGB interface I 
30 NRD Read enable pin I80 parallel bus system interface I 
31 NWR_DNC NWR Write enable pin I80 parallel bus system interface I 
Page 4 , Total 6 Pages 
DNC Command/parameter or display data selection pin in serial bus system interface 
32 DNC_SCL 
DNC Command/parameter or display data selection pin in parallel interface SCL Serial data clock in serial bus system Interface I 
33 NCS Chip select signal I 
34 NRESET System Reset I 
35 IM0 System interface select: 
I 36 IM1 
37 IM2 
38 GND Ground P 
39 VLED+ Anode of LED backlight. P 
40 VLED- Cathode of LED backlight. P 
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Contour Drawing 
0.35±0.05
P0.5*39=19.50±0.1
55.04(TFT Outline)
48.60(AA)(3.22)
77.60(TFT Outline)
64.80(AA)(3.50)
24.20±0.5
5.00±0.5
17.26±0.520.50±0.1
240xRGBx320
2.55±0.2
0.30±0.05
StiffenerContact side
52.041.50
4-?1.00
The non-specified tolerance of dimension is 0.3mm.
IM2GND
IM1IM0NRESETNCSDNC_SCL
37363534
33323130
NWR_DNCNRDVSYNCHSYNCDEDOTCLK
24232221201918171615141312111098765
NO.  SYMBOL  
VLED-VLED+403938
234VCI
R4R3R2R1R0
1.15±0.15
G5G4G3G2G1G0B5B4B3B2B1B0
54.74±0.2(TP Outline)
50.66(TP VA)49.60(TP AA)
77.00±0.2(TP Outline)
66.86(TP VA)
65.80(TP AA)
2.69±0.5
(3.22)
(2.72)
2.19±0.50.15±0.5
3.65±0.4
YDXLYU
Black printing( on the bottom glass)Component AreaPull tape
MAX1.0
YU XLYD XR
Page 6 , Total 6 Pages 
Absolute Maximum Ratings   Item Symbol Min Typ Max Unit 
Operating Temperature TOP -20 － +70 ℃ 
Storage Temperature TST -30 － +80 ℃ 
 Electrical Characteristics   Operating conditions: 
Item Symbol Condition Min Type Max Unit 
Power supply voltage VCI  2.5 2.8 3.3 V 
Power supply voltage IOVCC  1.65 2.8 3.3 V 
Input high voltage Vih  0.7IOVCC - IOVCC V 
Input low voltage Vil GND - 0.3IOVCC V 
Output high voltage Voh IOL=-1.0mA 0.8 IOVCC - IOVCC V 
Output low voltage Vol IOL =1.0mA GND - 0.2 IOVCC V 
Current consumption IVCI - - 5.5 8.25 mA 
This value is test for VDD=3.3V , Ta=25 ℃ only  LED driving conditions 
Parameter Symbol Min Typ Max Unit 
LED current － － 120 － mA 
LED voltage VLED+ 5.5 6.0 6.5 V 
LED Life Time － － 50000 － Hr 