Marantz PMD670/W1B Service Manual page 40

QP01:XC9536XL-VQ64-10C
3
1
JTAG Port
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
3
I/O/GCK
1
I/O/GSR
2
I/O/GTS
QD02:M29W800AB80N5
V CC
19 15
A0-A18 DQ0-DQ14
W DQ15A±1
M29W800AT
E BYTE
M29W800AB
G RB
RP
V SS
Q808/Q809:MC74VHC14DT
1 2
A1 Y1
3 4
A2 Y2
5 6
A3 Y3
Y = A
9 8
A4 Y4
11 10
A5 Y5
13 12
A6 Y6
JTAG
Controller
I/O
Blocks
V A6 Y6 A5 Y5
CC
14 13 12 11 10
1 2 3 4 5
A1 Y1 A2 Y2 A3
Inputs Outputs
A Y
L H
H L
In-System Programming Controller
54
Function
18
Block 1
Macrocells
1 to 18
54
Function
18
Block 2
Macrocells
1 to 18
QD03/QD04:M68AW256M70ND1
V CC
18
A0-A17
W
E
M68AW256M
G
UB
LB
V SS
A4 Y4
9 8
6 7
Y3 GND
56
A0-A17 Address Inputs
DQ0-DQ15 Data Input/Output
E Chip Enable
16
G Output Enable
DQ0-DQ15
W Write Enable
UB Upper Byte Enable Input
LB Lower Byte Enable Input
V Supply Voltage
CC
V Ground
SS
NC Not Connected Internally
DU Don't Use as Internally Connected
AI04870b