Marantz SA8004/K1SG Service Manual page 65

SEMICONDUCTORS
Only major semiconductors are shown, general semiconductors etc. are omitted to list.
The semiconductor which described a detailed drawing in a schematic diagram are omitted to list.
1. IC's
LC89057W-VF4 (MAIN :U634)
36 35 34 33 32 31
DO
37
DI
38
CE
39
CL 40
XMODE
41
DGND
42
DV DD
43
TMCK/PIO0
44
TBCK/PIO1
45
TLRCK/PIO2
46
TDATA/PIO3
47
TXO/PIOEN
48
1 2
LC89057W-VF4 Block diagram
RXOUT 1
RX0 2
RX1
3
RX2
4
RX3
5
RX4 8
RX5/VI 9
RX6/UI
10
LPF 13
TMCK/PIO0
44
TBCK/PIO1 45
TLRCK/PIO2 46
TDATA/PIO3
47
TXO/PIOEN
48
30 29 28 27 26 25
LC89057W-VF4
3 4 5 6 7 8 9 10
EMPHA/UO
32
Cbit, Ubit
Demodulation
Input
Selector
PLL
Modulation
or
Parallel Port
29
XIN
24
SDIN
23
SLRCK
22
SBCK
21
RDATA
20
RLRCK
19
DV DD
18
DGND
17
RBCK
16
RMCK
15
AGND
14
AV DD
13
LPF
11 12
* : Pull-down resistor internal
AUDIO/VO INT CL
33 35 48
Microcontroller
Data
&
Selector
Lock detect
Clock
Selector
28 27 34
XOUT XMCK CKST
65
CE CI XMODE
39 38 41
37 DO
I/F
36 RERR
21 RDATA
24 SDIN
16 RMCK
17 RBCK
20 RLRCK
22 SBCK
1/N
23 SLRCK