Model No. WG320240B0
►Graphic Module 320x240
►Type: Graphic
►Structure: COB
►Size: 5.67"
►IC: RA8835
►Built-in Negative voltage generator
►1/240 duty cycle
►Touch screen option (analog type)
►Temperature compensation option
►Interface: 6800/8080
WG320240B0 is a 5.67-inch 320x240 monochrome graphic LCD module with a COB structure. It is built with the RA8835 controller and supports 6800/8080 8-bit parallel interface. This model features a built-in negative voltage generator and offers optional temperature compensation and analog touch panel support. It does not come with a pre-mounted connector, giving design flexibility for custom integration.
Compared to other models:
| Item | Dimension | Unit |
|---|---|---|
| Number of dots | 320 x 240 | － |
| Module dimension | 160.0 x 109.0 x 13.0(Max) | mm |
| View area | 122.0 x 92.0 | mm |
| Active area | 115.18 x 86.38 | mm |
| Dot size | 0.34 x 0.34 | mm |
| Dot pitch | 0.36 x 0.36 | mm |
| Duty | 1/240 | |
| Backlight Type | LED | |
| IC | RA8835 | |
| Interface | 8080 | |
| 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 | － | 7.0 | V |
| Supply Voltage For LCD | VDD-V0 | 0 | － | 32 | V |
| 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℃ |
－ 23.0 22.1 |
－ 23.6 － |
26.2 24.2 － |
V V V |
| Input High Volt. | VIH | － | 0.5VDD | － | VDD | V |
| Input Low Volt. | VIL | － | VSS | － | 0.2VDD | V |
| Output High Volt. | VOH | － | 2.4 | － | － | V |
| Output Low Volt. | VOL | － | － | － | 0.4 | V |
| Supply Current | IDD | VDD=5.0V | 35.0 | 65.0 | 110.0 | mA |
| Pin No. | Symbol | Level | Description |
|---|---|---|---|
| 1 | VSS | 0V | Ground |
| 2 | VDD | 5.0V | Power supply for Logic |
| 3 | VO | (Variable) | Driving voltage for LCD |
| 4 | A0 | H/L | Data type select |
| 5 | /WR | H/L | 8080 family: Write signal, 6800 family: R/W signal |
| 6 | /RD | H/L | 8080 family: Read signal, 6800 family: Enable clock |
| 7~14 | DB0~DB7 | H/L | Data bus line |
| 15 | /CS | H/L | Chip select ,Active L |
| 16 | /RES | H/L | Controller reset signal, Active L |
| 17 | Vee | Negative Voltage Output | |
| 18 | NC | No connection | |
| 19 | FG | Frame ground | |
| 20 | NC | No connection |
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