Date: 12/08/2010

Holtek's new VFD controller and driver IC

The new HT16528 from Holtek is a 5x8 dot on chip character type VFD controller/driver IC with a logic voltage of 2.7~5.5V, maximal operating voltage of 80V and which supports M68 and I80 parallel data input/output, 3-line serial data input/output, and on-chip 240 characters plus 8 user-defined characters. Consisting of 80-segment and 24-grid output lines, the display mode can be setup as 16 columns x 2(1) rows + 32(16) cursors, 20 columns x 2(1) rows + 40(20) cursors and 24 columns x 2(1) rows + 48(24) cursors.

The HT16528 is supplied in a 144-pin LQFP package type and is provided with three sub part numbers, namely the HT16528-001, HT16528-002, and HT16528-003, according to their different ROM sizes. Specific ROM sizes, which can be defined by the customer, are also available. The HT16528 is suitable for applications such as POS and ERC cash registers, set-up boxes, audio equipment, blue-ray players and multi-media computers as well as a host of applications with message display requirements.