PIN CONNECTIONS | Pin | Symbol | Level | Function | | 1 | VSS | 0V | GND | | 2 | VDD | +5V | Power supply for logic | | 3 | VO | - | Operating voltage for LCD | | 4 | A0 | H/L | "H" Data,
"L" Instruction code | | 5 | R/W | H/L | "H" Read, "L" Write | | 6 | E | H/L | Enable signal | 7
|
14 | DB0
|
DB7 | H/L | Data bus line | | 15 | LEDA | +5V | Power supply for LED backlight | | 16 | LEDK | 0V |
NOTES:
1. Built-in ST7920 controller
2. Yellow green/blue mode optional | | MECHANICAL DATA | Item | Nominal Dimensions | Unit | | Module Size(W x H x T) | 80.0X36.0X13.2 | mm | | Viewing Area (W x H ) | 66.0X16.0 | mm | | Dot Pitch (W x H) | 0.42X0.42 | mm | | Dot Size (W x H) | 0.38X0.38 | mm | ABSOLUTE MAXIMUM RATINGS | Item | Symbol | Min. | Max. | Unit | | Supply Voltage (Logic) | VDD-VSS | -0.3 | 7.0 | V | | Supply Voltage (LCD) | V0-VSS | -0.3 | 7.0 | V | | Input Voltage | VI | -0.3 | VDD+0.3 | V | | Operating Temp. | TOPR | -20 | 70 | ℃ | | Storage Temp. | TSTG | -30 | 80 | ℃ | ELECTRICAL CHARACTERISTICS (VDD=5.0V, Ta=25℃) | Item | Symbol | Min. | Typ. | Max. | Unit | | Input High Voltage | VIH | 2.0 | - | VDD | V | | Input Low Voltage | VIL | -0.3 | - | 0.6 | V | | Output High Voltage | VOH | 2.4 | - | VDD | V | | Output Low Voltage | VOL | 0 | - | 0.4 | V | | Supply Current | IDD | - | 1.4 | 1.8 | mA | | LCD Driving Voltage | VO-VSS | - | 4.7 | - | V | LED BACKLIGHT SPECIFICATIONS (Ta=25℃) | Item | Forward Voltage | Forward Current | | YELLOW-GREEN | 4.1V | 100mA | | White | 3.1V | 30mA | |
