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i
IC BLOCK DIAGRAM
& DESCRIPTION
ICI 45 LC587006
System
bus
(16 bits)
,
I
43
Breglster
(4 b,(s)
I
RAM
: c.""..-
$'
512x4b(t
~
BNK
—.
$1
LC587008
8K x 10blt
LC587006
81(x
16blt
LC587004
4K
X
16 bit
-!#%! 'LmmJEIM
I
STS3
\
~ I=eratorl
II I I
.,,'-,,t
TST
Ill
I
II
Watchdog
timer
m
T
RES
XTIN
XTOUT
CFIN
CFOUT
Ill 1~
14111
.. ., . ",
F
I@
WAIT
C
.
~=
;:
30
CFIMC
In
Osc
400K-4M
CP
WAIT
C
?<
INT
CUPI
CUP2
VDDI
VO02
C.mer
control clrcutt
Ioltage
driver
Clrcutt
T]fl
w
L!5!Ew
.-
ASPREF
OUT1+
OUTI -
0UT2+
OUT2-
OUT4+
oUT4-
0UT3+
OUT3-
VOUT
PGND
) IN3
) IN4
) SLREF
) SLM
) DNB
) s,~
) CT
) RST
) VLD
) LDUPB
MUTE
uPAsP
UPBASP
VCD
UPBCD
&
Error mph!,.,
RWM
.
Level shilar
EXTVCC
EXTDRV
Vcc
——
—
_-
GND
BI 1
B12
Osc
Osc
LDCTL
M
Dtn
GLU
VLUU
Bo1
B02
PWR
LDGND
-14-
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