Arcam DiVA CD72 - Page 24

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ISSUE
DRAWING NO.
DRAWING TITLE
Drawn by:
DATE
Filename
ECO No. DESCRIPTION OF CHANGE
J:\PROJECTS\A9_CD\L816PB_DAC_PCB\Circuits_&_PCB\Issue_5\L816c1_5.DDB - Documents\L816C9_5.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
Alpha 9 CD DAC Re-clocking for PMD-100
Circuit Diagram
L816CT
SJB
15-Oct-1999
INITIALS
Date Printed
9 9Sheet of
Notes:
CLK17M
BKin
LRin
DIin DIout
LRout
BKout
1 2
U26A
74HCU04 SM
3 4
U26B
74HCU04 SM
5 6
U26C
74HCU04 SM
CLK
3
D
2
SD
4
CD
1
Q
5
Q
6U32A
74VHC74MX SM
CLK
11
D
12
SD
10
CD
13
Q
9
Q
8
U32B
74VHC74MX SM
VCCRCK
CLK
3
D
2
SD
4
CD
1
Q
5
Q
6
U34A
74VHC74MX SM
CLK
3
D
2
SD
4
CD
1
Q
5
Q
6
U29A
74VHC74MX SM
CLK
11
D
12
SD
10
CD
13
Q
9
Q
8
U34B
74VHC74MX SM
VCC
14
GND
7
U32C
74VHC74MX SM
VCC
14
GND
7
U34C
74VHC74MX SM
VCC
14
GND
7
U29C
74VHC74MX SM
VCCRCK
C149
10N SM
C157
10N SM
C138
10N SM
C136
100P SM
CLK
11
D
12
SD
10
CD
13
Q
9
Q
8
U29B
74VHC74MX SM
VCCRCK
R140 1K0 SM
All parts on this sheet
are only fitted to HDCD
version except U8 and
R83.
L15 2U2H SM
VCCRCK
VCCD
VCCRCK
11st Issue
21-APR-98
SJB98_1020
2No Change on this sheet
13-May-98
SJB98_1022
3No Change on this sheet
21-Sept-98
SJB98_1058
4
No change on this sheet02-Nov--98
LJW98_1067
+
C125
10U EL
5NO CHANGE ON THIS SHEET
14-10-99
WAF99_1072