Arcam DiVA CD72 Service Manual page 17

1 2
BCKO
BCKO
WCKO
WCKO
DOL
DOL
D DOR
DOR
CCLK
CCLK
VCCD
L6
VCCD
33UH 2A RA
R41
+
10R SM
DGND
C91 C49 C45
MRESET must be tied LOW
WR
C
MODE0
MODE0
MODE1
MODE1
D[0. 23]
D[0..23]
LDC
B
LDC
DSP
DSP
SER_CLK
SER CLK
SER_DIN
SER_DIN
SER_CH
SER_CH
DONE
DONE
A
1 2
3
VFPGA
C92
53
VSS6
54
VSS7
55
Q_12 IO44/A16
56
IO45
WR 57
IO46
R0 58
IO47
59
Q_11 IO48/A17
R1 60
IO49
R2 61
IO50
R3 62
IO51
R4 63
IO52
R5 64
IO53
65
VDD4
R6 66
IO54
R7 67
IO55
R8 68
IO56
R9 69
IO57
R10 70
IO58
R11 71
IO59
R12 72
IO60
R13 73
IO61
74
VSS8
R14 75
IO62
R15 76
IO63
L15 77
IO64
L14 78
IO65
79
VSS9
L13 80
IO66
L12 81
IO67
L11 82
IO68
L10 83
IO69
84
VSS10
L9 85
IO70
L8 86
IO71
L7 87
IO72
L6 88
IO73
89
Q_10 IO74/HDC
L5 90
IO75
L4 91
IO76
L3 92
IO77
93
VDD5
94
IO78/LDC
L2 95
IO79
L1 96
IO80
L0 97
IO81
98
IO82/INIT
99
IO83
100
IO84
101
IO85
102
IO86
103
VSS11
104
DONE
R47
15K SM
R48
15K SM
PRGM
M0 M2
3
4 5
A/D
NMODE
PMODE
U11
ATT2C002
Q_1
Q_5
CLK
DRAWING TITLE
Alpha 9 CD DAC DRIVER
Circuit Diagram
Notes:
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Filename
Cambridge CB5 9PB
J:\PROJECTS\A9 CD\L816PB DAC PCB\Circuits & PCB\Issue 5\L816c1 5.DDB - Documents\L816C2 .SCH
4 5
6 7
A/D
NMODE
PMODE
VFPGA
A[0..15]
A[0..15]
208
RD_DT Q_16
207
VSS21
206 Q_15
IO171/TCK
205 SRD
IO170 SRD
204 SCK
IO169 Q_13 SCK
203 INTR
IO168 INTR
202
IO167/TMS
201 SEL[0..2]
IO166 SEL[0..2]
200
IO165/TDI Q_14
199
IO164
198
IO163
197
IO162
196
VDD10
195 RDYO
IO161/DOUT RDYO
194
IO160
193 SEL2
IO159
192
IO158
191 D0
IO157/D0
190
IO156
189
IO155
188 D1
IO154/D1
187
VSS20
186 D2
IO153/D2
185
IO152
184 SEL1
IO151
183 SEL0
IO150
182
VSS19
181 D3
IO149/D3
180
IO148 MUTE
179
IO147
178
IO146 HDCD
177
VSS18
176 D4
IO145/D4
175
IO144
174 SER_CH2
IO143 SER_CH2
173
IO142
172 D5
IO141/D5
171
IO140 Q_6
170
IO139 Q_7
169
IO138 Q_9
168
VDD9
167 D6
IO137/D6
166
IO136 Q_2
165
IO135 Q_3
164
IO134 Q_4
163 D7
IO133/D7
162 D8
IO132
161 D9
IO131
160 D10
IO130/RCLK
159
IO129
158
VSS17
157
VSS16
L[0..15]
L[0..15]
R[0..15]
R[0..15]
Q_8
WAF
99_1072 14-10-99
LJW
98_1067 02-Nov-98
SJB
98_1058
21-Sept-98
SJB
98_1022
13-May-98
SJB
98_1020 21-APR-98
ECO No. INITIALS DATE
Drawn by:
Date Printed
SJB
15-Oct-1999
6 7
8
D
C
B
C89VALUE CHANGE 5
A
No Change on this sheet 4
No Change on this sheet 3
No Change on this sheet 2
1st Issue
1
DESCRIPTION OF CHANGE ISSUE
Sheet 2 of 9 L816CT
DRAWING NO.
8