SA8806A Ver la hoja de datos (PDF) - South African Micro Electronic Systems
Número de pieza
componentes Descripción
Fabricante
SA8806A
South African Micro Electronic Systems
SA8806A Datasheet PDF : 10 Pages
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SA8806A
PIN DESCRIPTION (Continued)
Pin Pin Designation Description
PLCC-44 DIP-40
33
20
VR[0]
LCD backplane driver outputs
32
19
VR[1]
31
18
VR[2]
30
17
VR[3]
28
15
EN
LCD Voltage Divider Enable input, active low
11
40
VI1
Optional external LCD voltage inputs
10
39
VI1/3
9
38
VI2/3
34
21
NC
Not connected
12
NC
24
NC
35
NC
44
NC
FUNCTIONAL DESCRIPTION
The SA8806A is a CMOS Liquid Crystal Display Driver integrated circuit for displays,
having 4 track multipexed backplanes and up to 64 LCD segments.
The integrated circuit has a parallel interface, with external contract control and a low
power mode.
1. Parallel Interface
Read Mode: With CS and RD both active (low), the data corresponding to the
selected address, is switched to the output.
The Read cycle timing diagram is given below:
Diagram 1: Read Cycle
sames
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