Resistive Touch TFT 3.5 LCD Panel with Controller Board - RFC350Q-EIW-DBS
Resistive Touch TFT 3.5 LCD Panel with Controller Board - RFC350Q-EIW-DBS
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
Size (Diagonal) 3.5 inch
Dot Matrix / Resolution 320 × RGB × 240 (TFT) dots
Module Dimension 93.5 × 66.44 × 8.5 mm
Outline Dimension 93.5 × 63.44 mm
View Area 73.1 × 55.5 mm
Active Area 70.08 × 52.56 mm
Dot / Pixel Pitch 0.073 × 0.219 mm
LCD Type TFT, Normally White, Transmissive
View Direction 12 o’clock
Gray Scale Inversion Direction 6 o’clock
Aspect Ratio 4:3
Backlight Type LED, Normally White
Control-Board Yes
Built-in Controller SSD1963
Interface Digital 8080 family MPU 8bit/16bit
Touch Panel Resistive Touch Screen, RTP
Surface Anti-Glare
Brightness 300 cd/㎡
Frame Through Hole Yes
Operating Temperature -20~+70 °C
Storage Temperature -30~+80 °C
TFT Series TFT Panel with Controller Board

LCM PIN Definition (CON2)

Pin Symbol Function
1 GND System ground pin of the IC.   
Connect to system ground.
2 VDD Power Supply : +3.3V
3 BL_E Backlight control signal , H: On \ L: Off
4 D/C Data/Command select
5 WR Write strobe signal
6 RD Read strobe signal
7 DB0 Data bus
8 DB1 Data bus
9 DB2 Data bus
10 DB3 Data bus
11 DB4 Data bus
12 DB5 Data bus
13 DB6 Data bus
14 DB7 Data bus
15 DB8 Data bus (When select 8bits Mode, this pin is NC)
16 DB9 Data bus (When select 8bits Mode, this pin is NC)
17 DB10 Data bus (When select 8bits Mode, this pin is NC)
18 DB11 Data bus (When select 8bits Mode, this pin is NC)
19 DB12 Data bus (When select 8bits Mode, this pin is NC)
20 DB13 Data bus (When select 8bits Mode, this pin is NC)
21 DB14 Data bus (When select 8bits Mode, this pin is NC)
22 DB15 Data bus (When select 8bits Mode, this pin is NC)
23 NC No connect
24 NC No connect
25 CS Chip select
26 RST Hardware reset
27 NC No connect
28 NC No connect
29 XL Left electrode
30 YU Top electrode
31 XR Right electrode
32 YD Down electrode
33 VLED- VLED- for B/L  LED inverter  (GND)
34 VLED- VLED- for B/L  LED inverter  (GND)
35 VLED+ VLED+ for B/L  LED inverter  (+3.3V)
36 VLED+ VLED+ for B/L  LED inverter  (+3.3V)

Resistive Touch TFT 3.5 LCD Panel with Controller Board - RFC350Q-EIW-DBS

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 70
Storage Temperature TST -30 80

Operating conditions (CON2. Pin1=GND, Pin2=VDD)

Item Symbol Condition Min Typ Max Unit
Supply Voltage For LCM VDD 3.0 3.1 3.3 V
Supply Current For LCM IDD 200 300 mA

LED driving conditions (CON2. Pin33,34=VLED-, Pin35,36=VLED+)

Parameter Symbol Min Typ Max Unit
Operation Current For LED Driver VLED=3.3V 150 - 225 mA
Power Consumption VLED=3.3V 495 - 742.5 mW
Supply Voltage For LED Driver VLED+ 3.3 - 5 V
LED Life Time   - 50,000 - Hr
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