Evaluation Board User Guide
UG-173
Rev. B | Page 19 of 24
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10
11
12
13
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15
16
2
3
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6
7
8
9
RZ602
DNP
DC15
DC14
DC13
DC12
DC10
DC9
DC8
DC11
D1_11
D1_8
D1_9
D1_10
D1_12
D1_13
D1_14
D1_15
D1_7
D1_6
D1_5
D1_4
D1_2
D1_1
D1_0
D1_3
DC3
DC0
DC1
DC2
DC4
DC5
DC6
DC7
9
8
7
6
5
4
3
2
16
15
14
13
12
11
10
1
RZ601
DNP
DC16
D1_16
R603
0
Ω
DC17
D1_17
R604
0
Ω
74LCX574WMX
CP
D0
D1
D2
D3
D4
D6
D7
GND
O0
O1
O2
O3
O4
O5
O6
O7
VCC
OE
D5
7
1
20
12
13
14
15
16
17
18
19
10
9
8
6
5
4
3
2
11
U601
9
8
7
6
5
4
3
2
16
15
14
13
12
11
10
1
RZ605
Q4
Q3
Q0
Q1
Q2
Q5
Q6
Q7
VCC
QL0
QL1
QL2
QL3
QL4
QL5
QL6
QL7
RENEXT
VCC
C601
0.1µF
QL1
QL2
QL5
QL6
QL7
QL4
QL0
9
8
7
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67
66
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60
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40
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25
24
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21
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2
19
18
17
16
15
14
13
12
11
10
1
J601
DC9
DC1
DC12
DC14
DC15
DC4
DC5
QL3
WRT_CLK1
EF1_BHB
FF1_BHB
WEN1
MRS
RCLK
REN1
DC10
DC11
DC7
DC8
DC2
DC3
DC0
DC6
DC13
DC16
DC17
DNP
J603
J602
DNP
REN2M
RCLK
J603: ALLOWS 2M BUFFER TO READ BACK DATA
ON EACH RCLK EDGE.
J602: ALLOWS 2M BUFFER TO READ BACK ONE DATA
ON EVERY THIRD RCLK EDGE. J602 IS FOR
BACKWARD COMPATABILITY IF NEEDED.
CONNECTIONS FOR 2M WORD EXTERNAL MEMORY
EXTERNAL MEMORY OVERRIDES ON-BOARD MEMORIES WHEN PLUGGED IN. ONLY A SIDE DATA.
05
87
0
-0
1
4
Figure 14. PCB Schematic (Continued)