Active Member
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[China]
Address: No. 301-305, Building N3, T5, Tianan Cyber City, Fenggang Town, Dongguan City, Guangdong Province, China
Contact name:Dong
Hotdisplay Technology Co.Ltd |
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128X64 Graphic LCD Module | FSTN | Display With White Backlight | HTM12864-19C
Product parameters
Backlight Brightness - RGB/White
Interface method - SPI
Working temperature - -20~70℃
Supply voltage - 3.3V
Driver IC Model - ST7565R
Interface Pin Function
| Pin No. | Pin Name | Function |
| 1 | CS1 | Chip select signal. |
| 2 | RES | Rester Pin(L->H) |
| 3 | A0 | A0 = “H”: Indicates that SDI is display data. A0 = “L”: Indicates that SDI is control data. |
| 4 | SCK | Serial clock input (SCL). |
| 5 | SDI | Serial data input (SI); |
| 6 | VSS | Negative power supply,0V |
| 7 | VDD | Positive power supply,3.3V |
| 8 | BLA | Positive power supply for Backlight (3.3V) |
| 9 | BR | Backlight R_LED Control Pin (VSS Active) |
| 10 | BG | Backlight G_LED Control Pin (VSS Active) |
| 11 | BB | Backlight B_LED Control Pin (VSS Active) |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 45.0x42.0x9.0 | mm |
| Viewing Area | 36.0x23.5 | mm |
| Mounting Hole | 33.26x20.46 | mm |
| Dot Pitch | 0.32x0.26 | mm |
| Dot Size | 0.29x0.23 | mm |
| Item | Symbol | Standard Value typ. | Unit |
|---|---|---|---|
| Input Voltage | VDD | 3.3 | V |
Absolute Maximum Ratings
| Items | Symbol | MIN. | MAX. | Unit | Condition |
| Supply Voltage | VDD | -0.3 | +3.6 | V | VSS = 0V |
| Input Voltage | VIN | -0.3 | VDD+0.3 | V | VSS = 0V |
| Operating Temperature | TOP | -20 | +70 | ℃ | No Condensation |
| Storage Temperature | Tst | -30 | +80 | ℃ | No Condensation |
Electrical Characteristics
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Operating Voltage | VDD | 2.4 | 3.3 | 3.6 | V | - |
| Input High Voltage | VIH | 0.8 x VDD | - | VDD | V | /CS1,/RES,A0 SCK,SDI |
| Input Low Voltage | VIL | VSS | - | 0.2 x VDD | V | |
| Output High Voltage | VOH | 0.8 x VDD | - | VDD | V | - |
| Output Low Voltage | VOL | VSS | - | 0.2 x VDD | V | - |
| Input Leakage Current | ILI | -1.0 | - | 1.0 | μA | - |
| Output Leakage Current | ILo | -3.0 | - | 3.0 | μA | - |
| Operation Current | IOP | - | 100 | 210 | μA | VOUT=6.0~13.5V |
| Standby Mode | IDD | - | 5 | 10 | μA | Ta = 25°C Display OFF |
| Sleep Mode | ISL | - | 0.1 | 4 | μA |
LED Backlight Circuit
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Forword Voltage | Vf BLA | - | 3.1 | - | V | Wtihout Resister |
| Forword Current | If BLA | - | 30 | 40 | mA | A kind of color |
