HT16514 Datasheet, PDF (1/39 Pages) Holtek Semiconductor Inc – Dot Character VFD Controller & Driver

HT16514
Dot Character VFD Controller & Driver
Features
· Logic voltage: 2.7V~5.5V
· High voltage: 60V (max.)
· Provides a driving segment for cursor display
(48 units)
· Alphanumeric and symbolic display through built-in
ROM
· 80´8-bit display RAM
· On chip ROM (5´8 dot), in total 248 characters,
plus 8 user-defined characters
· Customized ROM acceptable
· Display contents:
- 16 columns by 2 (1) rows + 32 (16) cursors
- 20 columns by 2 (1) rows + 40 (20) cursors
- 24 columns by 2 (1) rows + 48 (24) cursors
· Supports display output (80-segment & 24-grid)
· Parallel data input/output (switchable 4 bit or 8 bit) or
serial data input/output
· Built-in oscillation circuit
· 144-pin LQFP package
Applications
· Consumer products panel function control
· Industrial measuring instrument panel function
control
· Other similar application panel function control
General Description
The HT16514 is a Vacuum Fluorescent Display, VFD
controller/driver with dot matrix VFD display. It consists
of 80 segment output lines and 24 grid output lines. It
can display up to 16C´2L, 20C´2L, 24C´2L.
The HT16514 has a character generator ROM which
stores up to 248´5´8 dot characters.
The HT16514 has serial/parallel interface. This VFD
controller/driver is ideal as an MCU peripheral device.
Ordering Information
Part Number
Package Information
HT16514-001 144-pin plastic LQFP (Fine pitch) (20´20), standard ROM (ROM code: 001)
HT16514-002 144-pin plastic LQFP (Fine pitch) (20´20), standard ROM (ROM code: 002)
Rev. 1.00
1
October 4, 2006