HT16515 Description
HT16515 is a VFD (Vacuum Fluorescent Display) controller/driver that is driven on a 1/4 to 1/12 duty factor. It consists of 16 segment output lines, 4 grid output lines, 8 segment/grid output drive lines, 4 LED output ports, a control circuit, a display memory, and a key scan circuit. Serial data inputs to the HT16515 through a three-line serial interface.
HT16515 Key Features
- Logic voltage: 5V
- High-voltage output: VDD-35V max
- Multiple display
- 4 LED output ports (20mA max.)
- No external resistors necessary for driver output
- 16´2 matrix key scanning
- 8 steps dimmer circuit
- Serial interface with MCU (CLK, CS, DI, DO)
- 44-pin QFP package