Model No. WO2402A
►24x2 COG LCD Display
►Type: Character
►Structure : COG
►Size: 2.79 inch
►24 Characters x 2 Lines
►5 x 8 dots includes cursor
►IC: RW1062
►3V/5V power supply
►1/17 duty cycle
►Interface: I2C
WO2402A is a 24x2 LCD display module featuring the RW1062 controller IC with an I²C interface. The COG (Chip-on-Glass) design provides a compact profile, making it suitable for embedded systems, industrial equipment, and other applications where installation space is limited.
The module measures 86.2 × 24.7 × 6.0 mm, with a 72.3 × 11.84 mm view area and a 70.3 × 9.84 mm active area. It features an LED backlight and operates with a 1/17 duty and 1/5 bias drive scheme.
This 24x2 LCD display operates over a temperature range of -20℃ to +70℃, with a storage temperature range of -30℃ to +80℃, making it suitable for a wide range of industrial and embedded display applications.
| Item | Dimension | Unit |
|---|---|---|
| Number of Characters | 24 Characters x 2 Lines | － |
| Module dimension | 86.2 x 24.7 x 6.0 | mm |
| View area | 72.3 x 11.84 | mm |
| Active area | 70.3 x 9.84 | mm |
| Dot size | 0.45 x 0.54 | mm |
| Dot pitch | 0.50 x 0.59 | mm |
| Character size | 2.45 x 4.67 | mm |
| Character pitch | 2.95 x 5.17 | mm |
| Duty | 1/17DUTY,1/5BIAS | |
| Backlight Type | LED | |
| IC | RW1062 | |
| Interface | I2C | |
| 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 |
| Supply Voltage For Logic | VDD-VSS | 0.3 | － | 5.5 | V |
| Supply Voltage For LCD | VLCD | -0.3 | － | 7.0 | V |
| Item | Symbol | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage For Logic | VDD-VSS | － | － | 3.0/5.0 | － | V |
| Supply Voltage For LCD | VLCD | Ta=-20℃ Ta=25℃ Ta=70℃ |
－ 4.4 － |
－ 4.5 － |
－ 4.6 － |
V V V |
| Input High Volt. | VIH | － | 0.7 VDD | － | VDD | V |
| Input Low Volt. | VIL | － | -0.3 | － | 0.6 | V |
| Output High Volt. | VOH | － | 0.75VDD | － | － | V |
| Output Low Volt. | VOL | － | － | － | 0.2VDD | V |
| Supply Current(No include LED Backlight) | IDD | － | － | 0.92/2.01 | － | mA |
| Pin No. | Symbol | Level | Description |
|---|---|---|---|
| 1 | XRESET | Reset pin，Initialized to Low | |
| 2~6 | V0~V4 | Bias voltage level for LCD driving | |
| 7 | D6(SID) | Serial input data | |
| 8 | D7(SCLK) | Serial clock | |
| 9 | VSS | GND | |
| 10 | VDD | 3.0/5.0V | Power supply |
| 11 | VOUT |
Voltage converter output voltage |
|
| 12 | CAP2N | External Capacitance input, To use the voltage converter (2 times/ 3times), these pins must be connected to the external capacitance. |
|
| 13 | CAP2P | ||
| 14 | CAP1P | ||
| 15 | CAP1N | ||
| 16 | VR | Reference voltage input to generate V0 |
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