ML9204-xx - OKI electronic

ML9204-xx 5 x 7 Dot Character x 24-Digit x 2-Line Display Controller/Driver

PEDL9204-02 Issue Date: Oct. 12, 2004 Preliminary 5 × 7 Dot Character × 24-Digit × 2-Line Display Controller/Driver with Character RAM (Built-in Key Scan) The ML9204-xx is a 5 × 7 dot matrix type vacuum fluorescent display tube controller driver IC which displays characters, numerics and symbols of a maximum of 24 digits × 2 lines. Dot matrix vacuum fluo.

Features

: 3.3 V±10% or 5.0 V±10%
• Logic power supply (VDD)
• VFD tube drive power supply (VSEG, VCOM ) : 20 to 60 V
• VFD driver output current (VFD driver output can be connected directly to the VFD tube. No pull-down resistor is required.)
• Segment driver (SEGA1 to A35, SEGB1 to B35) Only one driver output is high :
  –5 mA (VSEG = 60 V) All the driver outputs are high :
  –350 mA (VSEG = 60 V)
• Segment driver (ADA, ADB) :
  –15 mA (VSEG = 60 V)
• Grid driver (COM1 to 24) :
  –25 mA (VCOM = 60 V)
• Content of display SEGA1 to SEGA35 and ADA
• CGROM_A : 5 × 7 dots 240 types (character data)
• CGRAM_A : 5 .