LH53517 SHARP [Sharp Electrionic Components], LH53517 Datasheet - Page 2

• Manufacturer Part Number: LH53517
• Description: CMOS 512K (64K x 8) MROM
• Manufacturer: SHARP [Sharp Electrionic Components]

LH53517
PIN DESCRIPTION
NOTE:
1. Active level of OE/OE is mask-programmable.
TRUTH TABLE
NOTE:
2
NOTE: Pin numbers apply to the 28-pin DIP or SOP.
X = H or L
A
SIGNAL
D
CE
H
0
L
0
CE
– A
– D
OE/OE
15
A
A
A
A
7
A
A
CE
A
A
A
A
A
A
A
A
A
A
15
14
13
12
10
11
9
8
7
6
5
3
2
0
4
1
OE/OE
27
26
23
21
24
25
10
22
20
2
4
5
6
7
9
1
3
8
L/H
H/L
X
Address input
Data output
Chip enable input
PIN NAME
BUFFER
DATA OUTPUT
CE
High-Z
Output
BUFFER
OE
Figure 3. LH53517 Block Diagram
V
28
CC
NOTE
GENERATOR
GND
TIMING
14
CURRENT CONSUMPTION
Operating
Standby
ABSOLUTE MAXIMUM RATINGS
SIGNAL
OE/OE
19
D
GND
V
7
CC
18
D
6
COLUMN SELECTOR
17
SENSE AMPLIFIER
D
OUTPUT BUFFER
Output enable input
Power supply (+5 V)
Ground
5
(65,536 x 8)
MEMORY
16
MATRIX
D
DATA
4
PIN NAME
15
D
3
13
D
2
CMOS 512K MROM
12
D
1
11
D
NOTE
0
1
53517-3