Hotdisplay Technology Co.Ltd
LCD Display Module Manufacturer & Supplier SINCE 2004
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| Pin No. | Pin Name | Function |
| 1 | VDD | Power supply voltage (Positive) |
| 2 | LEDC | N/C |
| 3 | VSS | Negative power supply,0V |
| 4 | SI | DB7 :serial data input (SI); |
| 5 | SCLK | DB6 : the serial clock input (SCL). |
|
6 |
A0 |
A0 = “H”: Indicates that DB0 to DB7 are display data. A0 = “L”: Indicates that DB0 to DB7 are control data. |
|
7 |
/RES |
Rester Pin(L->H) |
|
8 |
/CS1 |
This is the chip select signal. |
Absolute Maximum Ratings
| Items | Symbol | MIN. | MAX. | Unit | Condition |
| Supply Voltage | VDD | -0.3 | +5.5 | V | VSS = 0V |
| Input Voltage | VIN | -0.3 | VDD+0.3 | V | VSS = 0V |
| Operating Temperature | TOP | -10 | +60 | ℃ | No Condensation |
| Storage Temperature | Tst | -20 | +70 | ℃ | No Condensation |
Electrical Characteristics
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Operating Voltage | VDD | 4.8 | 5.0 | 5.2 | V | - |
| Input High Voltage | VIH | 0.8 x VDD | - | VDD | V | /CS1,/RES,A0,SI, SCLK, |
| Input Low Voltage | VIL | VSS | - | 0.2 x VDD | V | |
| Output High Voltage | VOH | 0.8 x VDD | - | VDD | V | SI,SCLK |
| Output Low Voltage | VOL | VSS | - | 0.2 x VDD | V | SI,SCLK |
| Operation Current | Iop | - | 100 | 150 | μA | VDD=5.0 |
| Sleep Current | Isl | - | 0.1 | 5 | μA | Ta = 25°C |
| Standby Mode | IDD | - | 5 | 10 | μA | Ta = 25°C |
LED Backlight Circuit
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Forword Voltage | Vf BLA | - | 5.0 | - | V | Without Resister |
| Forword Current | If BLA | - | 30 | - | mA | - |
DESCRIPTION
HTM12848C is a monochrome 128x48 graphic LCD display module which is having the outline size 100.3x45.0 mm and viewing area size of 75.8x29.0 mm. This 128x48 graphic LCD display is built in with ST7565R controller IC or compatible controller. This module can be operating at temperatures from -20℃ to +80℃; its storage temperatures range from -30℃ to +80℃.
