122x32 Graphic LCD Display Module
Model No. WG12232E
►122x32 Graphic LCD
►Available for external oscillation (E Type), internal oscillation (J Type) 2KHz
►IC: SBN1661G
►1/32 duty cycle
►Negative voltage optional for +3V power supply
►Interface: 6800
Description
These WG12232E are 122x32 graphics LCD modules which are built in with SBN1661G controller IC or equivalent controller. This LCD 122x32 display supports 6800 8-bit parallel interface and 5V power supply. WG12232E also supports Negative Voltage 3V optional. This display is built in with external oscillation, please choose WG12232J if you need internal oscillation.
DRAWING
Data source ref:WG12232E-TFH-V#A
SPECIFICATIONS
Interface Pin Function
| Pin No. | Symbol | Level | Description |
|---|---|---|---|
| 1 | VSS | 0V | GND |
| 2 | Vdd | 3.0V | Power supply for logic |
| 3 | Vo | (Variable) | Contrast Adjustment |
| 4 | A0 | H/L | H : Data L : Instruction |
| 5 | CS1 | H/L | Chip select signal for IC1 |
| 6 | CS2 | H/L | Chip select signal for IC2 |
| 7 | CL | － | External clock 2KHZ |
| 8 | E | H/L | Enable Signal |
| 9 | R/ W | H/L | H : Read data; L : Write data |
| 10 | DB0 | H/L | Data bus line |
| 11 | DB1 | H/L | Data bus line |
| 12 | DB2 | H/L | Data bus line |
| 13 | DB3 | H/L | Data bus line |
| 14 | DB4 | H/L | Data bus line |
| 15 | DB5 | H/L | Data bus line |
| 16 | DB6 | H/L | Data bus line |
| 17 | DB7 | H/L | Data bus line |
| 18 | /RES | H/L | Reset the LCM |
| 19 | Vee | — | Negative voltage output |
| 20 | NC | — | No connection |
Mechanical Data
| Item | Dimension | Unit |
|---|---|---|
| Number of dots | 122 x 32 | － |
| Module dimension | 80.0 x 36.0 x 13.7 (Max) | mm |
| View area | 60.0 x 18.0 | mm |
| Active area | 53.64 x 15.64 | mm |
| Dot size | 0.40 x 0.45 | mm |
| Dot pitch | 0.44 x 0.49 | mm |
| Duty | 1/32 | |
| Backlight Type | LED | |
| IC | SBN1661G | |
| Interface | 6800 | |
Absolute Maximum Ratings
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operating Temperature | TOP | -20 | － | +70 | ℃ |
| Storage Temperature | TST | -30 | － | +80 | ℃ |
| Input voltage | VI | -0.3 | － | VDD+0.3 | V |
| Supply voltage for Logic | VDD-VSS | -0.3 | － | +6.0 | V |
| LCD bias voltage | VLCD | 3.5 | － | 13 | V |
Electrical Characteristics
| Item | Symbol | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage For Logic | VDD-VSS | － | 2.7 | 3.3 | 3.6 | V |
| Supply Voltage For LCM | VDD-V0 | Ta=-20℃ Ta=25℃ Ta=70℃ |
－ 4.2 3.9 |
－ － － |
5.8 4.5 － |
V V V |
| Input High Volt. | VIH | VDD=3.3V | 2.7 | 3.3 | VDD+0.5 | V |
| Input Low Volt. | VIL | － | 0 | 0.7 | 1.1 | V |
| Output High Volt. | VOH | － | VDD-0.3 | － | VDD | V |
| Output Low Volt. | VOL | － | 0 | － | 0.3 | V |
| Supply Current | IDD | VDD=3.0V | － | 5.0 | － | mA |
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