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| Parameter | Specification |
|---|---|
| Model Number | KHS038AA1BA-B74 |
| Manufacturer | Kyocera Display (Made in Japan) |
| Diagonal Size | 3.8 inches |
| Native Resolution | 240 × 320 QVGA, 3:4 Aspect Ratio |
| Display Technology | Color CSTN-LCD, Transmissive, Normally Black |
| Signal Interface | 8-bit Parallel MCU Bus (6800/8080 timing), FPC flexible cable |
| Backlight System | Single side CCFL lamp, external inverter required, 40,000 hrs typical lifespan |
| Typical Brightness | 180 cd/m² |
| Typical Contrast Ratio | 18:1 |
| Viewing Angle (L/R/U/D, CR≥5) | 50° / 50° / 40° / 40° |
| Color Depth | 4096 display colors (12-bit RGB) |
| Response Time (Tr+Td) | 350 ms typical |
| Refresh Rate | 60 Hz |
| Pixel Pitch | 0.247 × 0.247 mm |
| Active Display Area | 78.8 mm (W) × 59.6 mm (H) |
| Overall Outline Dimension | 94.0 mm (W) × 73.0 mm (H) × 12.5 mm (D) |
| Surface Treatment | Matte anti-glare polarizer, 2H hard scratch-resistant coating |
| Logic Supply Voltage | 3.3V DC |
| Net Weight | ~110 g typical |
| Operating Temperature Range | -20 ℃ ~ +70 ℃ |
| Storage Temperature Range | -30 ℃ ~ +80 ℃ |
| Touch Function | No integrated touch panel |
| Compliance Standard | RoHS Lead-Free Certified |
| Product Status | Discontinued original Japanese industrial module, spot stock only for equipment repair replacement |
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