128X48 Monochrome Graphic LCD Display Module/Display With White Backlight/HTM12848A
Product parameters
Product Application - Electric Welding Machine
Viewing Angle - 6H
Backlight Brightness - White
PIN number - 8PIN
Interface method - SPI
Special Instructions - Built-in Chinese character library
Working temperature - -20~80℃
Supply voltage - 3.3V
Interface Pin Function
Pin No. | Pin Name | Function |
1 | VDD | Power Supply(3.0V) |
2 | LEDC | Backlight Ground |
3 | VSS | Ground |
4 | SI | Serial data input (SI) |
5 | SCLK | The serial clock input (SCLK). |
6 | A0 | This is connect to the least significant bit of the normal MPU address bus, and it determines whether the data bits are data or command. |
7 |
/RST | When /RES is set to “L”, the register settings are initialized (cleared). The reset operation is performed by the /RES signal level |
8 | /CS1 | This is the chip select signal |
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 | -10 | +60 | ℃ | No Condensation |
Storage Temperature | Tst | -20 | +70 | ℃ | No Condensation |
Electrical Characteristics
Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
Operating Voltage | VDD | 3.0 | 3.3 | 3.6 | V | VDD |
Input High Voltage | VIH | 0.8 x VDD | - | VDD | V | /CS1,/RES,A0,/WR, /RD,D0~D7,C86 |
Input Low Voltage | VIL | VSS | - | 0.2 x VDD | V | |
Output High Voltage | VOH | 0.8 x VDD | - | VDD | V | D0~D7 |
Output Low Voltage | VOL | VSS | - | 0.2 x VDD | V | D0~D7 |
Input Leakage Current | ILI | -1.0 | - | 1.0 | μA | VDD |
Output Leakage Current | ILo | -3.0 | - | 3.0 | μA | VDD |
LED Backlight Circuit
Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
Forword Voltage | Vf BLA | - | 3.3 | - | V | VDD |
Forword Current | If BLA | - | 15 | 20 | mA | VDD |
DESCRIPTION
HTM12848A 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℃.
HTM12848A-01G-N3S Manual Rev01.pdf