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SUB
BOARD
IC~
1 /
1
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30360 -1c
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t:
11111)
10
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I
CMOS LSI
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7881 M-
T:
1_:;
9J~:t-:-7-:1
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1 6 t:: ·:;
1'
DA
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9
t'/•I!!
g
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CHI OUT
CHI
:1:1'UH
2
VrelHI
•llitl!
"H"
J..1Jll'i I 11A1n1..i
•Ila>
3
VrelH2
•11al!
"H"
J..1'1lH 2 <tblJIS!IJJ
•llll>
4
Voo
tlllllllHH
+5V
5
WCLK2
.?-;-
t'~0'".l~A1Jlll~
Z
IF- "H"v"\AIO)Oil
.
WCLKH: 0 L
"v"\M:v~~•tJ'll~.
IF- "L"
v"\111~.
WCLKZO)nl"J'f:lfll.
'i' ...
'.J9Al"1r-'i'1' "1r'i'-90)CH1 'i'-9
'f: 5 •Ji'V6PlllllAI!! 'f:IJ., Tl l6.
6
LRO<
LR?O•J?J..1Jlll~
A'1l'i'1''.J9A1'1r-'i'-< '1r'i'-90)CHI. CHZ'f:ii<T.
(LC7881M)
LRCK-"H"v"(AI~
CHI
LRCK- 0 L • v"(lltl7l0I CHZ
t.:'11v"V"6.
7
WCLKI
?-
t'~0'".l?A1Jlll~
I
IF-·H"v"\At~.
WCLK10)nl'•J'f:l!l1CHI. CHZllli' ..
~AtC7)'i'-9'f:5'".li'T6
PlllllBl!i'f:IJ.,Tl\6.
IF- "L" v"\llte7)811. WCLK1cnnl'•J'f:l!l\y".( '.J?At:>t-7-"-t :>t'i'-90>CHZ7'-9'f:
·.-
.1
?
0
Ji'V6Plllll81!!'f:fJ., Tt16.
,
..
·-.·;
8
DATA
'i'-t'.J9At'1r-'i'-t:>t'i'-9A'1lll~
IF•"H"v"\AIC7)811. MSBll!ftSt'•J
l-~
1
J7'11tt'>..ne?n6.
IF- "L.
v"\JllO)Oi).
LSBlllftSt'•J ..
~·J,.
Alt' A1Ji? n6.
9
BCLK
t'•J
1-?0·J~ll'i
P4,9A1"1r-'i'1':>tP-9'f:t''".ll-~97Att.:L~Pllllt.:Uh~~~~C7>?0'".1?, ~U
PWMOACC7>?0•J?t'll6.
10
Voo
aaa111H +5V
II
TS TOUT
i'
~
l-lll:t:1Jill'i
~llttt.
"1r-7:.-1:1....-ri;<.
·
SANYO: MfP20
12
TSTI
i'
~
t-ftl)..1JliH
13
TST2
~lltttGNDL:llllV6~c.
14
IF
•C/9-7
:z:-<
~~Ulll'i-
'i'4 ,9A1"1r-'i'1' :>t'i'-9C7>A1JllJ'itb'.
IF- "H"v"(Ate7)(JllMSB7 l"-:t ..
·
IF-
0
L
0
v"\AIC7)81lLSB7l"-~
..
t.:t,;6.
15
GND
GNOll~
16
VrelLI
•llflll:"L" J..1Jll'i-1 (l/JtJll!..i
•1111>
17
GND
GNOlll'i-
18
VrelLZ
•ll1lll 0L • J..1>11·12 <tblJISllJJ
•1111>
19
NC
NO CONNECTION
20
CHZOUT
CHZ :ll1lll'i
'
i
:
;
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