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LH5324P00A 데이터 시트보기 (PDF) - Sharp Electronics
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LH5324P00A
CMOS 24M (3M × 8/1.5M × 16) Mask-Programmable ROM
Sharp Electronics
LH5324P00A Datasheet PDF : 6 Pages
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2
3
4
5
6
LH5324P00A
PRELIMINARY
CMOS 24M Mask-Programmable ROM
A
20
44
A
19
43
A
18
2
A
17
3
A
16
34
A
15
35
A
14
36
A
13
37
A
12
38
A
11
39
A
10
40
A
9
41
A
8
42
A
7
4
A
6
5
A
5
6
A
4
7
A
3
8
A
2
9
A
1
10
A
0
11
MEMORY
MATRIX
(3,145,728 x 8)
(1,572,864 x 16)
COLUMN SELECTOR
CE 12
CE
BUFFER
TIMING
GENERATOR
SENSE AMPLIFIER
OE 14
OE
BUFFER
31 D
15
29 D
14
27 D
13
25 D
12
22 D
11
20 D
10
18 D
9
16 D
8
30 D
7
28 D
6
26 D
5
24 D
4
21 D
3
19 D
2
17 D
1
15 D
0
BYTE 33
BYTE/WORD
SWITCHOVER
CIRCUIT
ADDRESS
BUFFER
31
23 13 32
A
-1
V
CC
GND
Figure 2. LH5324P00A Block Diagram
5324P00A-2
PIN DESCRIPTION
SIGNAL
A
–1
– A
20
D
0
– D
15
BYTE
CE
PIN NAME
Address input
Data output
Byte/word mode switch
Chip Enable input
NOTE
1
1
1
SIGNAL
OE
V
CC
GND
NC
PIN NAME
Output Enable input
Power supply (+5 V)
Ground
No connection
NOTE
NOTE:
1. The D
15
/A
–1
pin becomes LSB address input (A
–1
) when the BYTE pin is set to be LOW in byte mode, and data output (D
15
) when set to
be HIGH in word mode.
5-308
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