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LH5268A Datasheet

  • LH5268A

  • CMOS 64K (8K x 8) Static RAM

  • 10頁

  • SHARP

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LH5268A
FEATURES
鈥?/div>
8,192
8 bit organization
鈥?/div>
Access time: 100 ns (MAX.)
鈥?/div>
Power consumption:
Operating:
220 mW (MAX.)
55 mW (MAX.) (t
RC
, t
WC
= 1
碌s)
Standby:
220
碌W
(MAX.)
Data retention:
3.0
碌W
(V
CC
= 3 V, T
A
= 25擄C)
鈥?/div>
Fully-static operation
鈥?/div>
Three-state outputs
鈥?/div>
Single +5 V power supply
鈥?/div>
TTL compatible I/O
鈥?/div>
Packages:
28-pin, 600-mil DIP
28-pin, 300-mil SK-DIP
28-pin, 450-mil SOP
CMOS 64K (8K
8) Static RAM
DESCRIPTION
The LH5268A is a static RAM organized as 8,192
8
bits. It is fabricated using silicon-gate CMOS process
technology.
PIN CONNECTIONS
28-PIN DIP
28-PIN SK-DIP
28-PIN SOP
NC
A
12
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
I/O
1
I/O
2
I/O
3
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
CC
WE
CE
2
A
8
A
9
A
11
OE
A
10
CE
1
I/O
8
I/O
7
I/O
6
I/O
5
I/O
4
5268A-1
TOP VIEW
Figure 1. Pin Connections for DIP, SK-DIP,
and SOP Packages
1

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