A31W33128T PDF даташит
Спецификация A31W33128T изготовлена «AMIC Technology» и имеет функцию, называемую «LCD Controller-Driver». |
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Детали детали
Номер произв | A31W33128T |
Описание | LCD Controller-Driver |
Производители | AMIC Technology |
логотип |
30 Pages
No Preview Available ! |
Preliminary
Document Title
LCD Controller-Driver
Revision History
Rev. No.
0.0
0.1
History
Initial issue
Error correction:
Pad assignment & Boot capacitor connection:
C1+ → C1-
C1- → C1+
C2+ → C2-
C2- → C2+
A31W33128 Series
LCD Controller-Driver
Issue Date
March 13, 2000
December 7, 2000
Remark
Preliminary
PRELIMINARY (December, 2000, Version 0.1)
AMIC Technology, Inc.
No Preview Available ! |
Preliminary
A31W33128 Series
LCD Controller-Driver
Features
n Power supply range : 2.4V to 5.5V
2.7V to 11.0V (LCD drive)
n Internal LCD drivers :
128 segment signal drivers
17 /33 commons signal drivers
n Power save current (<1uA)
n On chip 128 x 65 Display Data RAM
n 8 BIT 80/68-Series Parallel interface ,Serial interface
n Build-in RC oscillator or external clock input (18KHz)
n 1:4 / 1:5 / 1:6.7(default) Bias Ratio
n 1:2 to 1:4 Bias Ratio (external)
n 16 level internal contrast control
n Build-in temperature compensation circuit
n On chip internal DC/DC converter / External Power supply
n Dual/ Triple booster
n 2 internal Icon common Output systems
n TCP package, Gold bumps
The A31W33128 is a CMOS LCD driver, which has 128 segment, and 17 or 33 common graphic display. It has 80/68-series
8 bit parallel and serial interface capability for operating with general CPU. The internal 65 x 128 display data RAM makes
the display of both graphics and characters possible. Besides the general LCD driver features, it has on chip LCD bias
divider circuit such that minimize external component required in system application.
PRELIMINARY (December, 2000, Version 0.1)
1
AMIC Technology, Inc
No Preview Available ! |
Block Diagram
1. Block Overview
VDD
V1 to V5
A31W33128 Series
COMICN1,2 COM1 to 32 SEG1 to 128
LCD Driver
C1-
C1+
C2-
C2+
VOUT
VCNT
FNC1
FNC2
OSC1
OSC2
VSS
LCD
Power
Supply
Circuit
Display Data
Control
Data Latch
Data Page
Input/ Address
Output Decode
Display RAM
8320 bits
Start
Line
Address
Decoder
Start
Line
Register
& Counter
Start
Line
Register
Oscillating
Circuit
LCD
Timing
Circuit
Power on
Reset
Column Address
Decoder
Page
Address
Register
Command
Decoder
Column Address
Register & Counter
Line
Control
Status
Register
MPU interface
For 68-Series & 80-Series
D0 to D7
A0 P/S C68/80 CS R/W E
PRELIMINARY (December, 2000, Version 0.1)
2
AMIC Technology, Inc
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Номер в каталоге | Описание | Производители |
A31W33128 | LCD Controller-Driver | AMIC Technology |
A31W33128C | LCD Controller-Driver | AMIC Technology |
A31W33128T | LCD Controller-Driver | AMIC Technology |
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