4x20, 5mm Dot Character 5X7 Dot Character VFD Module CU20045SCPB-T31A
The CU20045SCPB‑T31A is a 5×7 dot character vacuum‑fluorescent display module offering four lines of 20 characters. It includes a high‑speed parallel/serial driver, micro‑controller ICs with refresh RAM, and a single 5 V CMOS‑compatible supply.
The document lists detailed electrical and environmental specifications, character fonts, and the full set of serial commands. Physical dimensions, connector pinouts, and mounting hole details are also provided.
| Power Supply Current | 310 mA typ. |
|---|---|
| Logic High Input (VIH) | 0.8 Vcc min |
| Logic Low Input (VIL) | 0.3 Vcc max |
| Operating Temperature | -10 °C to +65 °C |
| Storage Temperature | -40 °C to +85 °C |
| Operating Humidity | 20 % to 80 % RH @ 25 °C |
It can operate from –10 °C up to +65 °C.