Specifications
RX-V550/HTR-5750
RX-V450/HTR-5740/DSP-AX450
46
12.288MHz
1MΩ
10Ω
12pF12pF
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
IOPORT0
IOPORT1
IOPORT2
IOPORT3
IOPORT4
IOPORT5
IOPORT6
IOPORT7
AVSS
CPO
AVDD
VDD1
(NC)
IOPORT8
IOPORT9
IOPORT10
IOPORT11
IOPORT12
IOPORT13
IOPORT14
IOPORT15
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
SDBCKO
MPLOAD
/CS
SO
SI
SCK
IOPORT19~0
CASN
RASN
RAMWEN
RAMOEN
SDO0
SDI0
SDI1
SDI2
SDI3
SDI4
SDI5
SDI6
SDI7
SDBCK
SDWCK
XO
XI
CPO
SDI INTERFACE
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
BCKOP
SDWCKO
WCKOP
OVF
END
DATA R A M
32 bit ＊1024 word
SDO INTERFACE
ZEROF7R-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