PGM12232E STN NEGATIVE BLUE FEATURES
- Graphic LCD: COB 122 x 32，Rohs Compliant
- Controller & Interface: SED1520 or Equivalent; 8-bit Parallel
- Display Mode: STN Blue, Optional STN Yellow, STN Gray or FSTN;
- Backlight: White, Optional Yellow Green, Blue, Red, Amber
- Voltage: 5V or 3.3V
Download Product References Below
OUTLINE DIMENSION
BLOCK DIAGRAM & POWER SUPPLY
MECHANICAL SPECIFICATION
| Item | Dimension(mm) |
| Module Size(W×H×T) | 98.0X50.0X11.5 |
| Viewing Area(W×H) | 76.0X25.2 |
| Dot Size(W×H) | 0.55X0.61 |
| Dot Pitch(W×H) | 0.60X0.66 |
| Dots×Dots | 122×32 |
INTERFACE PIN CONNECTIONS
| Pin No. | Symbol | Function | Pin No. | Symbol | Function |
| 1 | Vss | Ground for logic | 6 | E1 | Chip selection for U1 |
| 2 | Vdd | Power supply for logic | 7 | E2 | Chip selection for U2 |
| 3 | VEE | Power supply for LCD | 8 | /RES | RESET |
| 4 | Ao | H: Data L: Instruction Code | 9~16 | DB0~DB7 | Data bus lines |
| 5 | R/W | H: Read L: Write | 17/18 | A/K | BKL + / BKL – |
ELECTRICAL CHARACTERISTICS
| Item | Symbol | Test Condition | Min. | Typ. | Max. | Unit |
| Operating Voltage | Vdd | Ta=25℃ | — | 5.0 | — | V |
| Operating Voltage for LCD | Vlcd | Ta=25℃ | — | 4.5 | — | V |
| Supply Current | Idd | Ta=25℃, Vdd=5.0V | — | 2.0 | 3.0 | mA |
| Supply Voltage for LED | Vf | Ta=25℃, R=20Ω | — | 3.2 | — | V |
| Supply Current for LED | If | Ta=25℃, Vf=4.2V | — | 90 | — | mA |
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