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SD-AT100H
IC3508 RH-iX1761GEZZ: Track Buffer Interface (IX1761GE) (2/2)
Pin No.
Terminal Name
76
VDD1
77
5VBUFO[B]
78
5VBUFI[B]
79
5VBUFO[A]
80
5VBUFI[A]
81*
GPO[3]
82*
GPO[2]
83*
GPO[1]
84*
GPO[0]
85
VSS
86
VDD1
87*
LI[1]
88*
LI[2]
89*
BUFO[C]
90*
BUFI[C]
91
BUFO[B]
92
BUFI[B]
93
BUFO[A]
94
BUFI[A]
95
TEST0
96
TEST1
97
TEST2
98*
N.C.
99
MRST
100
VSS
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
VDD1
5VBUFO[B]
5VBUFI[B]
5VBUFO[A]
5VBUFI[A]
GPO[3]
GPO[2]
GPO[1]
GPO[0]
VSS
VDD1
LI[1]
LI[2]
BUFO[C]
BUFI[C]
BUFO[B]
BUFI[B]
BUFO[A]
BUFI[A]
TEST0
TEST1
TEST2
NC
MRST
VSS
Input/Output
Input
Digital power supply +3.3 V.
Output
5 V buffer output B.
Output
5 V buffer input B. (3.3 V input)
Output
5 V buffer output A.
Output
5 V buffer input A. (3.3 V input)
Output
General-purpose output terminal. (CPU control)
Output
General-purpose output terminal. (CPU control)
Output
General-purpose output terminal. (CPU control)
Output
General-purpose output terminal. (CPU control)
—
Digital GND.
Input
Digital power supply +3.3 V.
Input
Gate Input[1].
Input
Gate Input[2].
Output
Schmitt trigger buffer output C.
Input
Schmitt trigger buffer input C.
Output
Schmitt trigger buffer output B.
Input
Schmitt trigger buffer input B.
Output
Schmitt trigger buffer output A.
Input
Schmitt trigger buffer input A.
Input
Test terminal 0 (Normal: Low, Test: Hi) Function.
Input
Test terminal 1 (Normal: Low, Test: Hi) RAM.
Input
Test terminal 2 (Normal: Low, Test: Hi) Pin.
—
—
Input
27 MHz Input terminal.
—
Digital GND.
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
76
77
78
79
80
ID
81
Detect
82
83
Memory
84
85
86
87
88
89
(4.2 Kbyte)
ZZ
90
91
ZZ
92
93
ZZ
94
95
96
97
98
Interface
99
100
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
Figure 108 BLOCK DIAGRAM OF IC
IPD
Interface
Error
Detect
CTL
RAM
Host
– 108 –
Function
50
VSS
49
PSYCI
48
PDRQI
47
PDCKI
46
DVDREQ
45
VDD2
44
VSS
43
PDCKO
42
PDRQO
41
PSYCO
40
VDD1
39
VSS
38
PDO[8]
37
PDO[7]
36
PDO[6]
35
PDO[5]
34
PDO[4]
33
PDO[3]
32
PDO[2]
31
PDO[1]
30
PDO[0]
29
VSS
28
HINT
27
HWAIT
26
VDD1
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