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20PIN COG Graphic LCD Module 128x64 Dots Content STN Blue Display
Product Details:
| Place of Origin: | dongguan,China |
| Brand Name: | HOTHMI |
| Model Number: | HTM12864A |
Payment & Shipping Terms:
| Minimum Order Quantity: | 2 |
|---|---|
| Delivery Time: | 25 days |
| Payment Terms: | L/C, D/A, T/T, D/P, Western Union, MoneyGram |
| Supply Ability: | 99999 |
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Detail Information |
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| Product Type: | Standard COB LCD Module | Display Content: | 128x64 Dots |
|---|---|---|---|
| Viewing Angle: | 6H O'CLOCK | Number Of PINS: | 20PIN |
| High Light: | COG Graphic LCD Module,20PIN Graphic LCD Module,20PIN COG LCD Display |
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Product Description
20PIN COG Graphic LCD Module 128x64 Dots Content STN Blue Display
128X64 Graphic COG LCD | STN + Blue Display With White Side Backlight/HTM12864A
HTM12864A-25W-N5P | Monochrome Graphic COG | 128x64 Pixels | Transflective LCD | Side White Backlight | STN (+) Blue Display | Non-Stocked
HOTLCD 128x64 graphic Chip-On-Glass (COG) Liquid Crystal Display shows blue pixels on a gray 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 HTM12864A-25W-N5P display has an optimal view of 6:00, operates at 3.3V supply voltage and is RoHS compliant.
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 113.0x65.0x12.7 | mm |
| Viewing Area | 72.0x39.5 | mm |
| Mounting Hole | 66.52x33.24 | mm |
| Dot Pitch | 0.52x0.52 | mm |
| Dot Size |
0.48x0.48 |
mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3.3 | V |
Terminal Function
| Pin No. | Pin Name | Function |
| 1 | VSS | Power Supply Negative(0V) |
| 2 | VDD | Power Supply Positive(5.0V) |
| 3 | V0 | LCM Adjust Contrast |
|
4 |
RS |
Data or Instruction. RS=H->DB<0:7> : Display RAM Data RS=L->DB<0:7> : Instruction Data |
| 5 | R/W | H:Read ; L: Write. |
|
6 |
E |
Enable signal. write mode (R/W=L) -> data of DB<0:7> is latched at the falling edge of E. |
| 7~14 | D0~D7 | Data Buss |
| 15 | /CS1 | Chip selection input 1(Left) |
| 16 | /CS2 | Chip selection input 2(Mid) |
| 17 | /RST | Reset Signal input |
| 18 | VOUT | LCD Driver, About( - 10)V |
| 19 | BLA | Backlight Positive(5.0V) |
| 20 | BLK | Backlight Negative(0V) |
Absolute Maximum Ratings
| Items | Symbol | MIN. | MAX. | Unit | Condition |
| Supply Voltage | VDD | - | +5.5 | V | VSS = 0V |
| Supply Voltage | VEE | VDD- 16.0 | VDD+0.3 | V | VSS = 0V |
| Driver Supply Voltage | VLCD | VEE-0.3 | VDD+0.3 | V | - |
| 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 | 4.5 | 5.0 | 5.5 | V | VDD |
| Input High Voltage | VIH | 2.0 | - | VDD | V | *1 |
| Input Low Voltage | VIL | 0 | - | 0.8 | V | |
| Output High Voltage | VOH | 2.4 | - | - | V | *2 |
| Output Low Voltage | VOL | - | - | 0.4 | V | |
| Operating Current | IDD1 | - | 2.0 | 3.0 | A | *3 |
| OSC Frequency | FOSC | 315 | 450 | 585 | KHz | Rf=47K±2% |
LED Backlight Circuit
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Forword Voltage | Vf BLA | - | 5.0 | - | V | Without Resister |
| Forword Current | If BLA | - | 60 | 65 | mA | - |
All Products
| Reliability Testing | Customers can expect all production parts to meet or exceed operational requirements over temperature, humidity, and vibration. |
| Glass Cleanliness | Customers can expect glass to be protected by liners and presented mindful of cleanliness standards. This means glass will be clean of contaminants, fingerprints, and other foreign material. |
| 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. |
| ESD Protection & Safety | All devices are designed and handled in consideration of ESD protection. This includes ESD-SAFE packaging within anti-static bags, wraps, and trays. Customers are reminded to always follow ESD safety to best protect the devices. |
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LCD Custom Solutions
Cable Customization
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.
Connector Customization
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.
Interface Customization
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.
PCB Modifications
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.