L7C108/109
DEVICES INCORPORATED
128K x 8 Static RAM (Low Power)
L7C108 ORDERING INFORMATION
32-pin — 0.4" wide
32-pin — 0.4" wide
1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
CC
16
NC
1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
CC
16
NC
2
A
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
2
A
A
A
A
A
A
A
A
A
A
A
0
1
2
3
4
5
6
7
8
9
3
NC
3
NC
4
WE
4
WE
5
A15
A14
A13
A12
5
A15
A14
A13
A12
6
6
7
7
8
8
9
OE
OE
9
10
11
12
13
14
15
16
A11
A11
10
11
12
13
14
15
16
CE
1
CE
1
I/O
I/O
I/O
I/O
I/O
7
6
5
4
3
A10
I/O
I/O
I/O
I/O
I/O
7
6
5
4
3
A10
I/O
I/O
I/O
0
1
2
I/O
I/O
I/O
0
1
2
GND
GND
Sidebraze Hermetic DIP
(D12)
Plastic SOJ
(W6)
Speed
0°C to +70°C — COMMERCIAL SCREENING
L7C108DC15*
15 ns
12 ns
10 ns
L7C108WC15*
L7C108WC12*
L7C108WC10*
L7C108DC12*
L7C108DC10*
–40°C to +85°C — COMMERCIAL SCREENING
15 ns
12 ns
10 ns
L7C108WI15*
L7C108WI12*
L7C108WI10*
–55°C to +125°C — COMMERCIAL SCREENING
15 ns
12 ns
L7C108DM15
L7C108DM12
OBSOLETE
–55°C to +125°C — MIL-STD-883 COMPLIANT
15 ns
12 ns
L7C108DMB15
L7C108DMB12
*The Low Power version is specified by adding the "L" suffix after the speed grade (e.g., L7C108WI10L)
1M Static RAMs
03/04/99–LDS.108/9-N
6