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uPD16312 - VFD CONTROLLER/DRIVER

General Description

1/4- to 1/11- duty factor.

Key Features

  • Multiple display modes: 11-segment & 11-digit to 16-segment & 4-digit.
  • Key scanning: 6 x 4 matrix.
  • Dimming circuit: 8 steps.
  • High-withstanding-voltage output: VDD.
  • 35 V MAX.
  • LED ports: 4 ch, 20 mA MAX.
  • General input port: On-chip 4 bit.
  • No external resistors necessary for driver outputs: P-ch open-drain + pull-down resistor output.
  • Serial interface: CLK, STB, DIN, DOUT.

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Datasheet Details

Part number uPD16312
Manufacturer Renesas
File Size 245.86 KB
Description VFD CONTROLLER/DRIVER
Datasheet download datasheet uPD16312 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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DATA SHEET MOS INTEGRATED CIRCUIT µPD16312 1/4- to 1/11-DUTY FIPTM (VFD) CONTROLLER/DRIVER DESCRIPTION The µPD16312 is a FIP (Fluorescent Indicator Panel, or Vacuum Fluorescent Display) controller/driver that is driven on a 1/4- to 1/11- duty factor. It consists of 11 segment output lines, 6 grid output lines, 5 segment/grid output drive lines, a display memory, a control circuit, and a key scan circuit. Serial data is input to the µPD16312 through a three-line serial interface. This FIP controller/driver is ideal as a peripheral device for a single-chip microcomputer. FEATURES • Multiple display modes: 11-segment & 11-digit to 16-segment & 4-digit • Key scanning: 6 x 4 matrix • Dimming circuit: 8 steps • High-withstanding-voltage output: VDD − 35 V MAX. • LED ports: 4 ch, 20 mA MAX.