Ic Data - Yamaha RX-V757 Service Manual

IC DATA

IC2 : LC89057W-VF4D-E (DSP P.C.B.)
Digital Audio Interface Transceiver
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
DO 37
DI 38
CE 39
CL 40
XMODE 41
DGND 42
LC89057W-VF4D-E
DVDD 43
TMCK/PIO0 44
TBCK/PIO1 45
TLRCK/PIO2 46
TDATA/PIO3 47
TXO/PIOE 48
32 33
Cbit, Ubit
Input
Selector
Demodulation
&
Lock Detect
PLL
Modulation
&
Parallel Port
29 28
RX-V757/DSP-AX757/DSP-AX757SE
24 SDIN
23 SLRCK
22 SBCK
21 RDATA
20 RLRCK
19 DVDD
18 DGND
17 RBCK
16 RMCK
15 AGND
14 AVDD
13 LPF
*: Pull-down resistor internal
35 40 39 38 41
Microcontroller
37
I/F
36
Data
21
Selector
24
16
17
Clock 20
Selector
22
1/N
23
27 34
RX-V657/HTR-5860
DO
RERR
RDATA
SDIN
RMCK
RBCK
RLRCK
SBCK
SLRCK
53