P4C1049 PYRAMID [Pyramid Semiconductor Corporation], P4C1049 Datasheet - Page 6

• Manufacturer Part Number: P4C1049
• Description: HIGH SPEED 512K x 8 STATIC CMOS RAM
• Manufacturer: PYRAMID [Pyramid Semiconductor Corporation]

TIMING WAVEFORM OF WRITE CYCLE NO. 1 (WE
Document # SRAM128 REV OR
AC CHARACTERISTICS—WRITE CYCLE
(V
Sym.
t
t
t
t
t
t
t
t
t
t
WP
AH
DW
WZ
OW
AW
AS
DH
WC
CW
CC
= 5V ± 10%, All Temperature Ranges)
P4C1049
Write Cycle Time
Chip Enable Time to End of
Write
Address Set-up Time
Write Pulse Width
Address Hold Time
Data Valid to End of Write
Address Valid to End of
Write
Date Hold Time
Write Enable to Output in
High Z
Output Active from End of
Write
Parameter
Min
12
12
15
9
12
0
0
0
3
(2)
-15
Max
8
Min
11
14
20
14
0
14
0
0
3
-20
Max
10
Min
13
16
25
16
0
18
0
0
WE
WE
WE
WE CONTROLLED)
3
-25
Max
11
Min
15
22
35
20
22
0
0
0
5
-35
Max
15
Min
20
25
45
25
0
30
0
0
5
-45
(10,11)
Max
18
Min
30
25
55
35
35
0
0
0
5
-55
Max
25
Min
30
35
70
40
0
40
0
0
5
Page 6 of 12
-70
Max
30
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns