Fluke PM6690 - Page 167

Rear Panel, Interfaces and I/O, PCB 1, sheet 7/7
Schematic Diagrams 9-21
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
G0
G1
G2
G6
G7
G0
G1
G2
G5
G6
G7
G3
G5
G4
G3
G4
G[0..7]
D1
D0
D5
D6
D10
D8
D13
D3
D12
D[0..15]
D7
D2
D5
D7
D14
D11
D6
D4
D0
D1
D2
D15
D4
D9
D3
A[0..4]
A4
A0
A2
A0
A1
A3
40_MHz
+3.3VIF
+5VPO
+15VRO
-12VRI
+3.3VRI
+3.3VEC
+3.3VIF
+5VPO
+5VGP
+3.3VEC
+3.3VIF
+15VRO
-12VRI
+3.3VRI +3.3VRI
+3.3VRI
+5VGP +3.3VIF
+5VGP
+3.3VIF
+3.3VRI
+5VPO
+5VPO
+3.3VIF
+5VPO
CSUSBN2
RESGPIBN6
CSGPIBN2
RDN2
WRN2
DIRGPIB2
D[0..15]2
INTREF4
A[0..4]2
EXTREFON6
+15VD5,7
-12VA1,4,6,7
+3.3VA6,7
+3.3VD1,2,5,6,7
+5VD1,2,5,6,7
GET 2
IRQGPIB 2
IRQUSB 2
EXTCTRL 6
EXT REF 6
INTERNAL
REF E RE NCE
OUT ( r ear panel )
EXT ERNAL
ARMI NG
I N ( r ear panel )
US B
CONN E CT OR
EXT ERNAL
REFERENCE
IN(rear panel)
GP I B
C O NNE CT O R
GP I B
CONN E CT OR
R531
100
R531
100
B4
6MHZ
B4
6MHZ
R549
1K
R549
1K
L38
4.7UH
L38
4.7UH
R551
3.3K
R551
3.3K
R547
470
R547
470
C469
100NF
C469
100NF
C416
22PF
C416
22PF
C448
33PF
C448
33PF
VCC
14
GND
7
U41E
HCT126
U41E
HCT126
+IN
1
-IN
2
SHDN
3
LE
4
VCC
8
QN
7
Q
6
GND
5
U131
MAX961
U131
MAX961
R555
470
R555
470
C11
NOT USED
C11
NOT USED
10n
C28
10n
C28
R532
2.2K
R532
2.2K
C429
100NF
C429
100NF
C410
100NF
C410
100NF
R537
10
R537
10
C434
22UF-35V
C434
22UF-35V
C18
NOT USED
C18
NOT USED
C452
100NF
C452
100NF
R506
4.7K
R506
4.7K
C415
22PF
C415
22PF
BAV99
D46
BAV99
D46
OE
22
DIR
2
A0
3
A1
4
A2
5
A3
6
A4
7
A5
8
A6
9
A7
10
B0
21
B1
20
B2
19
B3
18
B4
17
B5
16
B6
15
B7
14
U38A
LVC4245A
U38A
LVC4245A
AD0
38
D1
35
D2
34
D3
33
D4
32
D5
31
D6
30
D7
29
D8
28
D9
27
D10
24
D11
23
D12
22
D13
21
D14
20
D15
19
A0
39
ALE
42
CS
43
RD
40
WR
41
INT
15
SUSPEND
9
WAKEUP
8
DREG
11
DACK
12
EOT
10
BUS_CONF1
18
BUS_CONF0
17
GL
7
X1
48
X2
47
VBUS
6
D-
4
D+
5
RESET
44
CLKOUT
45
USB
U34A
ISP1181B
USB
U34A
ISP1181B
10MHZ
B6
10MHZ
B6
VCC
1
VCC_3,3
37
TEST1
13
TEST2
14
TEST3
16
GND
25
GND
36
GND
46
REGGND
2
VREG_3,3
3
VREF
26
U34B
ISP1181B
U34B
ISP1181B
C466
100NF
C466
100NF
X64X64
VCC
14
GND
7
U32C
LVC74A
U32C
LVC74A
R525
4.7K
R525
4.7K
R583
47
R583
47
C4
NOT USED
C4
NOT USED
C467
100NF
C467
100NF
R509
470
R509
470
C435
2.2UF-6.3V
C435
2.2UF-6.3V
D
12
CLK
11
S
10
R
13
Q
9
Q
8
U32B
LVC74A
U32B
LVC74A
BAT54S
D53
BAT54S
D53
VCCA
1
VCCB
23
VCCB
24
GND
11
GND
12
GND
13
U38B
LVC4245A
U38B
LVC4245A
C445
15PF
C445
15PF
C433
22PF
C433
22PF
R535
22
R535
22
R558
2.2K
R558
2.2K
X18X18
REN
17
IFC
9
NDAC
8
NRFD
7
DAV
6
EOI
5
ATN
11
SRQ
10
J25B
GPIB-57LE
J25B
GPIB-57LE
C450
100NF
C450
100NF
DRQ
32
RDY1
38
X0
95
X1
96
A0
15
A1
16
A2
17
A3
18
A4
19
D0
39
D1
42
D2
43
D3
44
D4
46
D5
47
D6
49
D7
50
D8
11
D9
10
D10
9
D11
7
D12
6
D13
5
D14
3
D15
2
CS
55
WR
64
RD
63
RESET
67
INTR
34
TRIG
23
IO1
92
IO2
91
IO3
89
IO4
88
IO5
80
IO6
77
IO7
74
IO8
71
SRQ
76
ATN
73
EOI
85
DAV
84
NRFD
82
NDAC
81
IFC
79
REN
70
ABUS
14
BBUS
62
DACK
33
BURST_RDN
31
FIFO_RDY
30
SW AP
29
REM
28
ABUS_OEN
20
BBUS_OEN
1
PAGED
26
CPUACC
22
MODE
53
TADCS
21
LADCS
66
DACS
51
KEYRST
100
KEYCLK
98
KEYDQ
99
GPIB
CNTRL
U37A
TNT4882
GPIB
CNTRL
U37A
TNT4882
Q55
BFS17
Q55
BFS17
11
12
13
&
ALVC00
U33D
&
ALVC00
U33D
R562
10K
R562
10K
C422
22UF-35V
C422
22UF-35V
1M
R543
1M
R543
D50
BYD17G
D50
BYD17G
DIO1
1
DIO2
2
DIO3
3
DIO4
4
DIO5
13
DIO6
14
DIO7
15
DIO8
16
J25A
GPIB-57LE
J25A
GPIB-57LE
L29
BLM21A102S
L29
BLM21A102S
R552
1K
R552
1K
L36
BLM21A102S
L36
BLM21A102S
R514
1.5K
R514
1.5K
L63
1uH
L63
1uH
V+
7
V-
4
U31B
LMH6624
U31B
LMH6624
VBus
1
D-
2
D+
3
GND
4
J22A
USBTYPEB
J22A
USBTYPEB
R538
120
R538
120
C449
100NF
C449
100NF
R5
NOT USED
R5
NOT USED
VDD
12
VDD
24
VDD
36
VDD
40
VDD
58
VDD
69
VDD
60
VDD
87
VDD
94
GND
4
GND
8
GND
13
GND
27
GND
25
GND
35
GND
37
GND
41
GND
45
GND
48
GND
54
GND
56
GND
57
GND
59
GND
61
GND
65
GND
68
GND
72
GND
75
GND
78
GND
83
GND
86
GND
90
GND
93
GND
97
NC
52
U37B
TNT4882
NC
52
U37B
TNT4882
GND
18
GND
19
GND
20
GND
21
GND
22
GND
23
GND
24
SHIELD
12
J25C
GPIB-57LE
J25C
GPIB-57LE
R557
15
R557
15
R534
22
R534
22
C417
10p
C417
10p
L30
BLM21A102S
L30
BLM21A102S
9 8
10
U41C
HCT126
U41C
HCT126
C440
100NF
C440
100NF
C447
33PF
C447
33PF
3
1
2
&
ALVC00
U33A
&
ALVC00
U33A
C443
2.2PF
C443
2.2PF
5 6
4
U41B
HCT126
U41B
HCT126
R553
2.2K
R553
2.2K
C446
15PF
C446
15PF
C463
100NF
C463
100NF
R512
470
R512
470
R516
15K
R516
15K
D51
BYD17G
D51
BYD17G
C465
100NF
C465
100NF
R563
10K
R563
10K
C414
10PF
C414
10PF
C436
100NF
C436
100NF
L31
4.7UH
L31
4.7UH
GND
7
VCC
14
U33E
ALVC00
U33E
ALVC00
L37
4.7UH
L37
4.7UH
L34
BLM21A102S
L34
BLM21A102S
D
2
CLK
3
S
4
R
1
Q
5
Q
6
U32A
LVC74A
U32A
LVC74A
R523
1K
R523
1K
C441
10PF
C441
10PF
R529
3.3K
R529
3.3K
R546
1.5K
R546
1.5K
X20X20
X19X19
C468
100NF
C468
100NF
J21
BNC-COAX
J21
BNC-COAX
X61X61
C462
100NF
C462
100NF
R16
47
R16
47
R559
47
R559
47
R561
4.7K
R561
4.7K
2
3
6
+
-
U31A
LMH6624
+
-
U31A
LMH6624
6
4
5
&
ALVC00
U33B
&
ALVC00
U33B
Q54
BFG16A
Q54
BFG16A
R526
100
R526
100
J26
BNC-COAX
J26
BNC-COAX
Q53
BFG16A
Q53
BFG16A
R544
100
R544
100
L32
BLM21A102S
L32
BLM21A102S
R536
47
R536
47
C437
100NF
C437
100NF
C428
82P
C428
82P
C430
100NF
C430
100NF
BAV99
D48
BAV99
D48
C432
33pF
C432
33pF
R533
100
R533
100
C424
1N
C424
1N
R530
4.7K
R530
4.7K
R518
1K
R518
1K
C421
100NF
C421
100NF
12 11
13
U41D
HCT126
U41D
HCT126
C464
22UF-35V
C464
22UF-35V
2 3
1
U41A
HCT126
U41A
HCT126
100K
R560
100K
R560
C451
100P
C451
100P
R545
1.5K
R545
1.5K
C427
33PF
C427
33PF
C438
100NF
C438
100NF
8
9
10
&
ALVC00
U33C
&
ALVC00
U33C
R527
47
R527
47
J23
BNC-COAX
J23
BNC-COAX
L33
BLM21A102S
L33
BLM21A102S
100K
R548
100K
R548
C439
100NF
C439
100NF
C442
3-10PF
C442
3-10PF
C453
100NF
C453
100NF
R510
470
R510
470
C444
100NF
C444
100NF
C431
220UF-10V
C431
220UF-10V
L35
BLM21A102S
L35
BLM21A102S
R554
47
R554
47
BAV99
D52
BAV99
D52
C10
100NF
C10
100NF
40MHZ
B5
40MHZ
B5