Hotdisplay Technology Co.Ltd
LCD Display Module Manufacturer & Supplier SINCE 2004
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HOTLCD 128x64 graphic Chip-On-Glass (COG) Liquid Crystal Display shows dark pixels on a white background. This transflective LCD Display is visible with ambient light or a backlight while offering a wide operating temperature range from -20 to 70 degrees Celsius. This HTG12864K1-K display has an optimal view of 6:00, operates at 3.3V supply voltage and is RoHS compliant. This display comes with a built-in NT7534 controller.
Product parameters
| ITEM | STANDARD VALUE | UNIT |
| Number of dots | 128x64 | dots |
| Module dimension | 89.8x54.6x7.0 | mm |
| View display area | 70.7x38.8 | mm |
| Dot size | 0.48x0.48 | mm |
| Dot pitch | 0.52x0.52 | mm |
| Operating temp | -20~70 | ℃ |
| Storage temp | -30~80 | ℃ |
| Driving Method | 1/ 128 DUTY,1/ 12 BIAS,VOP= 3.3V | |
| Viewing direction | 6H | |
| Display mode | FSTN | |
| Display type | TRANSMISSIVE / NEGATIVE | |
| Driver IC | NT7534 | |
| Backlight | WHITE | |
| Product application | industrial control, instrumentation | |
Terminal Function
| Pin No. | Pin Name | Function |
| 1 | NC | No Connection, Leave Open |
| 2 | CS1B | Chip Enable input |
| 3 | /RESET | When /RES is set to “L”, the register settings are initialized (cleared) |
| 4 | RS | Data/Command control. |
| 5 | /WR(R/W) | When R/W = “H”: Read. When R/W = “L”: Write. |
| 6 | /RD(E) | The Enable Clock Input |
| 7~14 | DB0~DB7 | 8-bit Date bus |
| 15 | VSS | Power supply,( Ground 0V) |
| 16 | VDD | Power supply(3.3V) |
| 17 | VOUT | Voltage converter input / output pin,Connect this pin to VSS through capacitor. |
| 18 | CAP3+ | Capacitor 3 positive connection pin for voltage converter |
| 19 | CAP3- | Capacitor 3 negative connection pin for voltage converter |
| 20 | CAP1+ | Capacitor 1 positive connection pin for voltage converter |
| 21 | CAP1- | Capacitor 1 negative connection pin for voltage converter |
| 22 | CAP2+ | Capacitor 2 positive connection pin for voltage converter |
| 23 | CAP2- | Capacitor 2 negative connection pin for voltage converter |
| 24 | VR | V0 voltage adjustment pin,It is valid only when internal voltage regulator resistors are not used (INTRS = "L"). |
| 25 | V0 | LCD driver supplay voltage |
| 26 | V1 | LCD driver supplay voltage |
| 27 | V2 | LCD driver supplay voltage |
| 28 | V3 | LCD driver supplay voltage |
| 29 | V4 | LCD driver supplay voltage |
| 30 | INTRS | Internal resistor select pin This pin selects the resistors for adjusting V0 voltage level and is valid only in master operation. - INTRS = "H": use the internal resistors - INTRS = "L": use the external resistors V0 voltage is controlled by VR pin and external resistive divider. |
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 |
DC Characteristics
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Operating Voltage | VDD | 2.4 | 3.3 | 3.6 | V | - |
| Booster Voltage | Vout | 6.0 | - | 14.0 | 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 | - | 4 | 10 | μA | Ta = 25°C Display OFF |
| Sleep Mode | ISL | - | 0.01 | 5 | μA |
LED Backlight Circuit
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Forword Voltage | Vf BLA | - | 3.3 | - | V | - |
| Forword Current | If BLA | - | 60 | 80 | mA | - |
All Products
| Bezel Appearance | Bezels will be uniformly painted free of foreign materials and distracting cosmetic blemishes. Our standards maintain a clean scratch-free surface. |
| PCB Appearance | PCB’s are delivered with long-term reliability in mind. Finishes are free of bubbles, foreign contaminants, and meet all UL fire requirements. PCB materials will always be delivered within industry norms. PCB edges will be cleanly cut and void of burrs. |
| Soldering | Soldering of all leaded and SMT components is consistent in providing the mechanical security and electrical connectivity. |
| Consistency | Our manufacturing and inspection processes ensure product consistency from lot to lot. This means orders processed over the years will continually meet your expectations. We do this by exacting manufacturing specifications, with attention to detail in our processes, and by comparing to the golden units. |
| Product Integrity | Quality in product manufacturing ensures integrity in construction. Customers can expect tight assembly without worry of loose parts or missing material. Our products will meet all environmental expectations including temp, humidity, & vibration conditions. |
| Glass Color | While normal variations of glass color may occur (due to manufacturing tolerances), Newhaven Display maintains color compliance per internal approved color charts. These charts are maintained to ensure any minor glass deviations are identified and corrected as needed. |
Adjust the length, position, and pinout of your cables or add additional connectors. Get a cable solution that’s precisely designed to make your connections streamlined and secure.
Easily modify any connectors on your display to meet your application’s requirements. Our engineers are able to perform soldering for pin headers, boxed headers, right angle headers, and any other connectors your display may require.
Choose from a wide selection of interface options or talk to our experts to select the best one for your project. We can incorporate HI, USB, SPI, VGA and more into your display to achieve your design goals.
Choose from a wide selection of changes including shape, size, pinout, and component layout of your PCB to make it a perfect fit for your application.