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IN44780 データシート(PDF) 1 Page - Integral Corp.

部品番号 IN44780
部品情報  DOT MATRIX LIQUID CRYSTAL DISPLAY CONTROLLER & DRIVER
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メーカー  INTEGRAL [Integral Corp.]
ホームページ  http://www.iksemi.com/
Logo INTEGRAL - Integral Corp.

IN44780 データシート(HTML) 1 Page - Integral Corp.

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TECHNICAL DATA
IN44780
DOT MATRIX LIQUID CRYSTAL DISPLAY
CONTROLLER & DRIVER
FEATURES
• Internal Memory
-
Character Generator ROM: 8320 bits
-
Character Generator RAM: 512 bit
-
Display Data RAM: 80 x 8 bits for 80 digits
• Internal automatic reset circuit at power ON
• Internal oscillation circuit
• Power Supply Voltage: +5V ± 10%
• LCD Driving Voltage for display: 0 ~ -5V(V
5)
• Duty factor selection (sselected by programs)
1/8 duty: 5 x 7 dots format 1 line,
1/11 duty: 5 x 10 dots format 1 line
1/16 duty: 5 x 7 dots format 2 line
• Bare chip available
• Pin-to-Pin replacement for KS0066, HD44780,
SED1278
FUNCTION
• Character type dot matrix LCD driver & controller
• Internal driver: 16 common and 40 segment signal output
• Display character format: 5 x 7 dots + cursor,
5 x 10 dots + cursor
• Easy interface with a 4-bit or 8-bit MPU
• Display character pattern:
5 x 7 dots format: 192 kinds, 5 x 10 dots format: 32 kinds
• The special character pattern can be programmable by
Character Generator RAM directly
• A customer character pattern can be programmable by mask
option
• Wide range of instruction function:
Display clear, Cursor home, Display ON/OFF, Display shift
Cursor ON/OFF, Display character blink, Cursor shift
DESCRIPTION
The IZ44780 is a dot matrix liquid crystal display controller & driver LSI that displays alphanumerics,
characters and symbols.
It drives dot matrix LCD under microcomputer control. All functions needed for dot matrix LCD drive are internally
provided
on one chip.
ODERING INFORMATION
Type
CGROM
IZ44780 – 00
English
Numberal
Russian
IZ44780 – 01
English
Numberal
Japanese
IZ44780 – XX
Custom font (XX – ROM code)
ABSOLUTE MAXIMUM RATINGS
Characteristic
Symbol
Value
Unit
Power Supply Voltage
VDD
- 0.3 ~ 7.0
V
Driver Supply Voltage
V1 ~ V5
VDD - 13.5 ~ VDD + 0.3
V
Input Voltage
VI
-0.3 ~VDD + 0.3
V
Operating Temperature
Ta
- 20 ~ + 75
oC
Storage Temperature
Tstg
- 55 ~ + 125
oC
Notes: Must keep the relation of VDD ≥ V1 ≥ V2 ≥ V3 ≥ V4 ≥ V5
1


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