Character Display LCD 24x2, LCD Display 24x2
Model No. WH2402A
►Character Display LCD 24x2
►5x8 dots includes cursor
►+5V power supply (Also available for +3V)
►Negative voltage optional for +3V power supply
►1/16 duty cycle
►LED can be driven by PIN1, PIN2, PIN15, PIN16 or A and K
►Interface: 6800 (ST7066 IC), option SPI/I2C (RW1063 IC)
Description
WH2402A is 24 characters by 2 lines LCD 24x2 display module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel. This LCD display 24x2 model WH2402A is available for without backlight or with LED backlight options. This display LCD 24x 2 modules is available in various LCD panel colors including gray, yellow/green and blue LCD options. The LEDs can be driven by pin 1, pin 2, or pin 15 pin 16 or A/K. There are different character fonts/texts available for ST7066 IC including English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) as options.
There are different interface options for WH2402A series, details as below:
►WH2402A : 6800 interface (ST7066 IC)
►WH2402A1 : SPI interface (RW1063 IC)
There are different interface options for WH2402A series, details as below:
►WH2402A : 6800 interface (ST7066 IC)
►WH2402A1 : SPI interface (RW1063 IC)
DRAWING
Data source ref:WH2402A-TFH-CT#
SPECIFICATIONS
Interface Pin Function
Pin No. | Symbol | Level | Description |
---|---|---|---|
1 | VSS | 0V | Ground |
2 | VDD | 5.0V | Supply Voltage for logic |
3 | VO | (Variable) | Operating voltage for LCD |
4 | RS | H/L | H: DATA, L: Instruction code |
5 | R/W | H/L | H: Read L: Write |
6 | E | H,H→L | Chip enable signal |
7 | DB0 | H/L | Data bus line |
8 | DB1 | H/L | Data bus line |
9 | DB2 | H/L | Data bus line |
10 | DB3 | H/L | Data bus line |
11 | DB4 | H/L | Data bus line |
12 | DB5 | H/L | Data bus line |
13 | DB6 | H/L | Data bus line |
14 | DB7 | H/L | Data bus line |
15 | A | - | Power supply for LED backlight ( + ) |
16 | K | - | Power supply for LED backlight( - ) |
Mechanical Data
Item | Dimension | Unit |
---|---|---|
Number of Characters | 24 Characters x 2 Lines | - |
Module dimension | 118.0 x 36.0 x 13.6 (MAX) | mm |
View area | 94.5 x 16.0 | mm |
Active area | 88.3 x 11.5 | mm |
Dot size | 0.60 x 0.65 | mm |
Dot pitch | 0.65 x 0.70 | mm |
Character size | 3.2 x 5.55 | mm |
Character pitch | 3.7 x 5.95 | mm |
Duty | 1/16 | |
Backlight Type | LED | |
IC | ST7066U | |
Interface | 6800 |
Absolute Maximum Ratings
Item | Symbol | Min | Typ | Max | Unit |
---|---|---|---|---|---|
Operating Temperature | TOP | -20 | - | +70 | ℃ |
Storage Temperature | TST | -30 | - | +80 | ℃ |
Input Voltage | VI | VSS | - | VDD | V |
Supply Voltage For Logic | VDD-VSS | -0.3 | - | 7 | V |
Supply Voltage For LCD | VDD-Vo | -0.3 | - | 13 | V |
Electrical Characteristics
Item | Symbol | Condition | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage For Logic | VDD-VSS | - | 4.5 | 5.0 | 5.5 | V |
Supply Voltage For LCD | VDD-V0 | Ta=-20℃ Ta=25℃ Ta=70℃ |
- 4.2 3.8 |
- 4.35 - |
5.5 4.5 - |
V V V |
Input High Volt. | VIH | - | 0.7VDD | - | VDD | V |
Input Low Volt. | VIL | - | VSS | - | 0.6 | V |
Output High Volt. | VOH | - | 3.9 | - | VDD | V |
Output Low Volt. | VOL | - | 0 | - | 0.4 | V |
Supply Current | IDD | VDD=5.0V | 1.0 | 1.2 | 1.5 | mA |
Search Keyword: 24x2 lcd, 24 x 2 lcd, lcd 24x2, lcd 24 x 2