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Sharp RG-F847H Serviceanleitung Seite 18

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FUNCTION TABLE OF IC
IC801 RH-iX2039AFZZ (uPD1723GF-013)
Quipuvinput|
ss
—C*~*éiuncticnn—s§— = ss
si—"';S;!™!"!;*~™
This terminal is not connected to the interna! chip.
PLL error output terminal. When the divided local oscillator frequency (VCO output) is higher than the reference frequency,
a high - level signai is output from these terminals. When it is lower than the reference frequency, a low-level signal is
output. When it is conforms with the reference frequency, floating occurs.
©
Mm jz
Output
EO2
+
—_-. —
eof5V+10%
is supplied.
VDD1
input
n>
nput
QO mM
VDD2
AGCC
LOC
BAND1
BAND2
ROMUTE
Band switching signal output termina! when in the radio mode.
3
ae
nt
onto)
c
—_
5 ©. c
--
Radio mute signa! output terminal.
FM intermediate frequency
(IF) inout terminal.
This terminal is not connected to the internal chip.
—4 &
Output
=
On
>
=
Cc
—{
m
AMIF
input
FMIF
Input
MONO
Output
_A fe?)
17*
19-23
NC
ms
ae)
rb:
<
©
8"
GND2
ey
59-62
| K3-KO
6
an
{01
if
@) round terminal.
.
ey return signal input terminal of key matrix.
4
ST
"ST" display
on the LCD panel lights up.
un
~
o
o>
O-N™
eae a
SESE
9
Mm TOON
Vv)
NANNAN
\
MOaoaoaonko
NNO
0 000 00Z-Oo0mnmm
AI4IIOO*KKX
anna
LCD22 «
<
ie
» PAB/SCK
LCD21 «
63
&
oPA2Z/S!
LCD20 «
Gs
wy
> PA1/FEMIF
LCD19 «
36
ic
> PAO/AMIF
LCD18
«
ey
fe
2PC3
ae
LCD17 «
ee
1ot—to p
LCD16 °
ce
(
a
LCD15/KS15 «
as
'
> PCO
LCD14/KS14 «
a)
AY
PDS
LCD13/KS13 ~-—_@
Oe
PD2
LCD12/KS12 ¢
"S
9)
oPD1
LCD11/KS11
aq
8)
° VDD2
LCD10/KS10 o
is
a
> CE
LCDO/KSQ ¢
6
©
VCOH
LCD8/KSB «
A
5)
VCOL
LCO7/KS7
~—-—@g
4)
VOD 1
LCD6/KS6¢
We
3)
E02
LCD5/KSS «
&
2)
EO 1
LCD4/KS4 °
J}
Y)
NC
DID BESS VULY SIE
xx¥Y¥YOOZ
_
LX SROOGS
ONTO
QO000
OOOO
an ee
|
Figure 26 BLOCK DIAGRAM OF IC
Oe =

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Rg-f847hbk