Dsp + Ac-3(Digital Dolby)/ Pro Logic/ Dts Digital Surround Decoder - Yamaha RX-V595a Service Manual

IC4 : YSS918D-F (AC3D2av)

DSP + AC-3(Digital Dolby)/ Pro Logic/ DTS Digital Surround Decoder

VDD
81
SDWCK0
82
SDBCK0
83
SDIA0
84
SDIA1
85
RAMA1
86
RAMA0
87
RAMWEN
88
RAMOEN
89
VSS
90
VDD
91
IPORT7
92
IPORT6
93
IPORT5
94
IPORT4
95
IPORT3
96
IPORT2
97
IPORT1
98
IPORT0
99
VSS
100
~
MICROPROCESSOR
CONTROL
SIGNALS
CONTROL REGISTERS
/SDBCK0 57
SDBCK0 83
SDWCK0 82
SDI : SERIAL DATA INPUT
SDO : SERIAL DATA OUTPUT
84
SDIA0
BUFFER
SDIA1 85
STREAM0~7
SURENC 56
KARAOKE 55
OPERATING
MUTE 54
CLOCK (25MHz)
CRC 53
AC3DATA 17
DTSDATA 16
NONPCM
52
80 79 78 77 76 75 74 73 72 71 70 69
1 2 3 4 5 6 7 8 9 10 11 12
~
INTERFACE
CONTROL
SIGNALS
SDIBCKSEL
24x24
MAIN DSP
AC-3/
INPUT
PRO LOGIC/
DTS
DECODER
DELAY
RAM
PLL
68 67 66 65 64 63 62 61 60 59 58 57
TOP VIEW
13 14 15 16 17 18 19 20 21 22 23 24
SDIBCKSEL
L,R
Ls,Rs
C,LFE
EXTERNAL RAM
INTERFACE
ERAMUSE
~
RX-V595a/HTR-5150/RX-V595aRDS
56 55 54 53 52 51
50 PVSS
49 SDWCK1
48 SDBCK1
SDOB0
47
46 SDOB1
SDOB2
45
44 RAMA7
RAMA8
43
RAMA9
42
VDD2
41
VSS
40
OPORT7
39
OPORT6
38
OPORT5
37
OPORT4
36
OPORT3
35
OPORT2
34
OPORT1
33
OPORT0
32
VDD1
31
25 26 27 28 29 30
COEFFICIENT
PROGRAM
RAM
48 SDBCK1
49 SDWCK1
SDOBCKSEL
47 SDOB0
46 SDOB1
24x16
SUB DSP
45 SDOB2
18 SDOB3
DATA
RAM
15 OVFB
32