AD6315 Datasheet (Anachip) - 1/4- to 1/12 Duty VFD Controller/Driver

AD6315, 1/4- to 1/12 Duty VFD Controller/Driver

The AD6315 is a VFD (Vacuum Fluorescent Display or fluorescent Indicator Panel) driver that is driven on a 1/4- to 1/12- duty factor.

It consists of 16 segments and 4 grids output lines, 8 segments / grid output driving lines, a display memory, a control circuit, and a key scan circuit.

Serial data

AD6315 Features

* - Multiple display modes (16-segment & 12-digit to 24-segment & 4-digit) - Key scanning (16 x 2 matrix) - Dimming circuit (eight steps) - High-voltage output ( VEE (max) = VDD

* 35V ) - 4 channel LED ports - No external resistors necessary for driver outputs (P-ch open-drain + pull-down resi