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JVC MX-J570V - Page 59

JVC MX-J570V
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MX-J570V/MX-J680V
1-59
Memory matrix
Address buffer
Address decoder
(524,288 8bit)
Column selector
Sense amplifier
Output buffer
CE
buffer
OE
buffer
Timing
generator
31
30
2
3
29
28
4
25
23
26
27
5
6
7
8
9
10
11
12
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
22
1
24
32 16 13 14 15 17 18 19 20 21
D0 D1 D2 D3 D4 D5 D6 D7
VCC
GND
CE
DC
OE
LHMN4RN5-X (IC105) : 4MB micro code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
VSS
VDD
A18
A17
A14
A13
A8
A9
A11
OE
A10
CE
D7
D6
D5
D4
D3
1.Terminal layout
2.Block diagram
A16,A15
A12
A7~0
D0~2
VSS
D3~7
CE
A10
OE
A11
A9,8
A13,14
A17,18
VDD
1
2,3
4
5~12
13~15
16
17~21
22
23
24
25
26,27
28,29
30,31
32
Non connect
Address input
Address input
Address input
Data output
Connect to GND
Data output
Chip enable input
Address input
Output enable input
Address input
Address input
Address input
Address input
Power supply
-
I
I
I
O
-
O
I
I
I
I
I
I
I
-
Pin No.
Symbol
I/O Description
3.Pin function

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