ST7781R 240RGB x 320 dot 262K Color with Frame Memory Single-Chip TFT Controller/Driver Datasheet
The ST7781R is a single‑chip controller/driver for 262K‑color graphic TFT‑LCD panels. It provides a 240 × 320 pixel display area with on‑chip RAM capable of storing 240 × 320 × 18‑bit image data, allowing read/write operations without an external clock.
The device supports 8‑bit, 9‑bit, 16‑bit and 18‑bit parallel interfaces, an SPI interface, and includes integrated power‑supply circuitry to drive the liquid‑crystal panel, minimizing component count and power consumption. Detailed electrical characteristics, pin assignments, and command sets are provided in the datasheet.
| Resolution | 240 × 320 pixels |
|---|---|
| Color Depth | 262K colors |
| On‑chip Display RAM | 240 × 320 × 18 bits |
| Supported Parallel Interfaces | 8‑bit, 9‑bit, 16‑bit, 18‑bit |
| Integrated Power Supply | Yes |
The ST7781R supports a 240 × 320 pixel display resolution.
It can display up to 262 K colors.
The device accepts 8‑bit, 9‑bit, 16‑bit and 18‑bit parallel interfaces.
Yes, it contains a display data RAM of 240 × 320 × 18 bits.