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Brand Name : HOTHMI
Model Number : HTM12864-27
Place of Origin : dongguan,China
MOQ : 2
Payment Terms : L/C, D/A, T/T, D/P, Western Union, MoneyGram
Supply Ability : 99999
Delivery Time : 25 days
Product Type : Standard COB LCD Module
Display content : 128x64 dot
Product Application : Instrumentation
Viewing Angle : 6H
Number of PINS : 20PIN
Special Instructions : SPI
Driver chip model : ST7565R
128X64 Graphic LCD Module | STN | Display With White Backlight | HTM12864-27
Product parameters
Product Application -
Viewing Angle - 6H
Backlight Brightness - White
Connection method PIN number - 20PIN
Interface method - SPI
Working temperature - -20~70℃
Supply voltage - 5.0v
Mechanical Data
Item | Standard Value | Unit |
---|---|---|
Module Dimension | 93.0x70.0x13.5 | mm |
Viewing Area | 65.5x38.0 | mm |
Mounting Hole | 60.775x32.935 | mm |
Dot Pitch | 0.475x0.515 | mm |
Dot Size | 0.49x0.45 | mm |
Item | Symbol | Standard Value typ. | Unit |
---|---|---|---|
Input Voltage | VDD | 5.0 | V |
Interface Pin Function
Pin No. | Pin Name | Function |
1 | VSS | Negative power supply,0V |
2 | VDD | Power supply voltage (Positive) |
3 | NC | NC |
4 | 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. |
5~6 | NC | NC |
7 | SCLK | The serial clock input (SCLK). |
8 | SID | Serial data input(SID) |
9 | RES | When /RES is set to “L”, the register settings are initialized (cleared). The reset operation is performed by the /RES signal level |
10~14 | NC | NC |
15 | /CS | This is the chip select signal |
16~18 | NC | NC |
19 | BLK | Backlight Negative(VSS) |
20 | BLA | Backlight Positive(VDD) |
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 | TOP | -10 | +60 | ℃ | No Condensation |
Storage Temperature | Tst | -20 | +70 | ℃ | No Condensation |
Electrical Characteristics
Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
Operating Voltage | VDD | 4.5 | 5.0 | 5.5 | V | VDD |
Input High Voltage | VIH | 0.8 x VDD | - | VDD | V | /CS,/RES,A0,SCLK, SID |
Input Low Voltage | VIL | VSS | - | 0.2 x VDD | V | |
Output High Voltage | VOH | 0.8 x VDD | - | VDD | V |
SCLK, SID |
Output Low Voltage | VOL | VSS | - | 0.2 x VDD | V | |
Operation Current (Without LED) | Iop | 100 | 200 |
μA | VDD=5.0V | |
Input Leakage Current | ILI | -1.0 | - | 1.0 | μA | VDD |
Output Leakage Current | ILo | -3.0 | - | 3.0 | μA | VDD |
Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
Forword Voltage | Vf BLA | - | 5.0 | - | V | - |
Forword Current | If BLA | - | 10 | 15 | mA | - |
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128X64 20PIN Graphic LCD Module ST7565R With White Backlight Images |