LCD 1602 Module - 16x2 Display Datasheet - RX1602A2 - Raystar
LCD 1602 Module - 16x2 Display Datasheet - RX1602A2 - Raystar
LCD 1602 Module - 16x2 Display Datasheet - RX1602A2 - Raystar
LCD 1602 Module - 16x2 Display Datasheet - RX1602A2 - Raystar

16x2 LCD Module 2.26-inch COG Character Type (ST7032i IC)

Model No. RX1602A2

The RX1602A2 is a 2.26-inch 16x2 COG Character LCD Module designed for compact, power-efficient, and high-clarity text display. As a high-quality LCD 1602 solution, it delivers stable readability across industrial, consumer, and embedded applications. Its ST7032i IC ensures precise text rendering, while flexible interface options—including 68-parallel, 4-line SPI, and I2C—enable seamless integration into various system architectures, making it a strong choice for developers searching for a reliable 1602 display.

The RX1602A2 offers optional backlight configurations, allowing you to choose either a backlight version or a non-backlight version depending on your application needs. This LCD1602 datasheet–ready module provides multiple LED backlight colors, including white and yellow-green. It also supports multiple font sets, such as English/Japanese, European, and Cyrillic, making it suitable for global products that require a versatile display LCD 1602 interface. With its comprehensive specifications aligned with a 1602 LCD display datasheet, the RX1602A2 serves as a dependable choice for worldwide applications.

If you need technical support or product quotes for the RX1602A2 or other 16x2 Character LCD modules, please feel free to contact our sales team!

Data Source Ref: RX1602A2-YHY-TS

Inquiry or Demo Code Datasheet Back Previous Next
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
Structure COG
Size (Diagonal) 2.26 inch
Dot Matrix / Resolution 5×8 dots includes cursor dots
Characters × Lines 16 Characters × 2 Lines
Module Dimension 72.1 × 29.6 × 9.4 mm
Viewing Area 61.0 × 15.1 mm
Active Area 56.2 × 11.5 mm
Dot / Pixel Size 0.55 × 0.65 mm
Dot / Pixel Pitch 0.60 × 0.70 mm
Character Size 2.95 × 5.55 mm
Character Pitch 3.55 × 5.95 mm
IC ST7032i
Interface 6800,4-Line SPI,I2C
Power Supply 5V
Duty 1/16 duty,1/5bias
Type Character LCD Modules, 1602 LCD Module

Interface Options for LCD1602 Datasheet Integration

Pin No. Symbol Level Description
1 RS H/L Select registers.
0: Instruction register (for write)
Busy flag & address counter (for read)
1: Data register (for write and read)
2 R/W H/L Select read or write (In parallel mode).
0: Write
1: Read
3 E H,H→L Starts data read/write. (“E” must connect to “VDD” when serial interface is selected.)
4 DB0 H/L Data bus line
5 DB1 H/L Data bus line
6 DB2 H/L Data bus line
7 DB3 H/L Data bus line
8 DB4 H/L Data bus line
9 DB5 H/L Data bus line
10 DB6/SCL H/L Data bus line
(In I2C interface DB6 (SCL) is clock input.
SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ).
11 DB7/SDA H/L Data bus line
(In I2C interface DB7 (SDA) is input data.
SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ).
12 VSS 0V Ground
13 VDD 3.3/5.0V
(bon=1
Max=3.5V		 Supply Voltage for logic
14 Vout (Variable) Operating voltage for LCD
15 PSB   Interface selection
0:serial mode
(“E” must connect to “VDD” when serial mode is selected.)
1:parallel mode(4/8 bit)
In I2C interface PSB must connect to VDD
16 PSI2B  
PSB PSI2B Interface
0 0 No use
0 1 SI4
1 0 SI2 (I2C)
1 1 Parallel 68
17 CAP1P   For voltage booster circuit(VDD-VSS)
External capacitor about 0.1u~4.7uf
18 CAP1N  
19 NC   No connection
20 NC   No connection

Mechanical Outline of the 1602 Display

LCD 1602 Module - 16x2 Display Datasheet - RX1602A2 Contour Drawing - Raystar

Environmental Limits for Display LCD 1602 Operation

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 － +70 ℃
Storage Temperature TST -30 － +80 ℃
Input Voltage VIN -0.3 － VDD+0.3 V
Power Supply Voltage VDD-VSS -0.3 － +6.0 V
LCD Driver Voltage VLCD 2.7 － 7.0 V

Voltage and Current Details for 1602 LCD Display

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-VSS － 3 3.3 5
(bon=1
max=3.5V)		 V
Supply Voltage For LCD Vout-VSS Ta=-20℃
Ta=25℃
Ta=70℃		 －
4.3
－		 －
4.5
－		 －
4.7
－		 V
V
V
Input High Volt VIH － 0.7 VDD － VDD V
Input Low Volt VIL － － － 0.2 VDD V
Output High Volt VOH － 0.8 VDD － VDD V
Output Low Volt VOL － － － 0.2VDD V
Supply Current IDD － － － 2.0 mA

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