RX-V550/HTR-5750
RX-V450/HTR-5740/DSP-AX450
46
12.288MHz
1M
Ω
10
Ω
12pF
12pF
XI
XO
RAMA15
RAMA16
RAMA17
VDD1
/CS
SO
SI
SCK
/IC
SDWCK
SDBCK
SDI7
SDI6
SDI5
SDI4
SDI3
SDI2
SDI1
SDI0
VDD2
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
RAMD5
RAMD4
RAMD3
RAMD2
RAMD1
RAMD0
VDD1
IOPORT19
IOPORT18
IOPORT17
IOPORT16
SDO7
SDO6
SDO5
SDO4
SDO3
SDO2
SDO1
SDO0
VSS
45
44
43
RAMA12
RAMA13
RAMA14
78
79
80
RAMD8
RAMD7
RAMD6
48
47
46
VSS
RAMA11
76
77
VDD2
RAMD9
50
49
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
VSS
XO
XI
IOPOR
T0
IOPOR
T1
IOPOR
T2
IOPOR
T3
IOPOR
T4
IOPOR
T5
IOPOR
T6
IOPOR
T7
A
VSS
CPO
A
VDD
VDD1
(NC)
IOPOR
T8
IOPOR
T9
IOPOR
T10
IOPOR
T11
IOPOR
T12
IOPOR
T13
IOPOR
T14
IOPOR
T15
VDD2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
VDD2
RAMA10
RAMA9
RAMA3
RAMA4
RAMA2
RAMA5
VDD1
RAMA1
RAMA6
RAMA0
RAMA7
RAMA8
RASN
RAMOEN
RAMWEN
CASN
RAMD15
RAMD14
RAMD13
VDD1
RAMD12
RAMD11
RAMD10
VSS
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
MICROPROCESSOR
INTERFACE
EXTERNAL RAM
INTERFACE
CONTROL REGISTER
SDBCK
O
MPLO
A
D
/CS
SO
SI
SCK
IOPOR
T19~0
CASN
RASN
RAMWEN
RAMOEN
SDO0
SDI0
SDI1
SDI2
SDI3
SDI4
SDI5
SDI6
SDI7
SDBCK
SDWCK
XO
XI
CPO
SDI INTERF
A
C
E
SDO1
SDO2
SDO3
SDO4
SDO5
SDO6
SDO7
32 bit DSP Core
PLL
DSP INTERNAL
OPERATING CLOCK
CK (30.72~40.96MHz)
COEFFICIENT
RAM
16 bit
*
1024
word
PROGRAM
RAM
50 bit
*
1024
word
ADDRESS
RAM
17 bit
*
256
word
CONTROL
SIGNALS
RAMD15~0
RAMA17~0
BCK
OP
SD
WCK
O
WCK
OP
OV
F
END
D
ATA
R
A
M
32 bit
*
1024
word
SDO INTERF
A
C
E
ZER
OF7R-0L
IC5 : YSS948 (DSP P.C.B.)
DSP (Main Decoder)
IC7 : YSS930-SZ (DSP P.C.B.)
DSP (Post Processor)
Category
Pin No.
Terminal
I/O
Output
Function
name
Note 1) current
External
104
MEMD7
I/O
4mA
External memory data input/output terminals 7 to 0
memory
103
MEMD6
interface
102
MEMD5
101
MEMD4
99
MEMD3
98
MEMD2
97
MEMD1
96
MEMD0
109
nMEMCE
O
4mA
External memory chip select output terminal
111
nMEMOE
O
4mA
External memory output enable output terminal
68
nMEMWE
O
8mA
External memory write enable output terminal
Status port
134
nINT
O
2mA
Interrupt request output terminal
135
nMUTE
O
2mA
Auto mute period output terminal
133
ZEROFLG
O
2mA
Continuous zero data input detect terminal
13
STATUS7
O
2mA
Status output terminals 7 to 0.
12
STATUS6
Used for confirmation of firmware operation.
11
STATUS5
Usually leave it unconnected.
10
STATUS4
116
STATUS3
115
STATUS2
114
STATUS1
113
STATUS0
General
57
IOPORT7
I(+)/O
4mA
General purpose input/output port terminals 7 to 0
purpose
56
IOPORT6
Input/output selectable by register setting
input/output
55
IOPORT5
I(+)/O
2mA
port
54
IOPORT4
53
IOPORT3
52
IOPORT2
47
IOPORT1
46
IOPORT0
Test
16
TEST
Is
–
Test terminal
17
Connect to ground.
24
25
132
Note1) I/O symbols
I
: Digital input
Is
: Schmidt input
O
: Digital output
Ot
: 3-state output
I/O
: Digital input/output
I(+)/O
: Pulled up for input, not pulled up for output
Note 2) Example of crystal oscillator connection circuit