W536030A Datasheet, PDF (11/12 Pages) Winbond – VOICE/ MELODY / LCD CONTROLLER

  

APPLICATION CIRCUIT--1: Sub clock with RC mode
VLCD> (VDD-0.5v)
Panel
RA0~3
RB0~3
RC0~3
RD0~3
RE0~3
RF0~3
VDD
( 2) ^* R5
RES
C9
Battery
VDDP
C11
C10
R4
VDD
R1 _ROSC
R3
XIN
X32IN
R2
X32O
W536xxxA
VDDP
470
(*3)
PWMP/DAC
PWMN
DH1
DH2
V6
V5
C1
+-
C6
(*1)
C5
V4
C4
V3
C3
C2
V2
Component C1~C6 C7,C8 C9,C10 C11 R1 R2 R3
R4
Value
0.1uF -
0.1uF 1uF 680K 680K 680Kohm/1Mhz 100
330Kohm/2Mhz
200Kohm/3Mhz
130Kohm/4Mhz
Note:
(1) C1~C6 depends on LCD panel dot size.
(2) Option R5 equals to 100Ω if high noise immunity is needed.
(3) For DAC option application.
(4) To sure chip operation properly, please bond all VDDP, VDD, VSSP and VSS .
- 11 -
Publication Release Date:April 2000
Revision A6