EDI816256CAXF44B WEDC [White Electronic Designs Corporation], EDI816256CAXF44B Datasheet - Page 3

• Manufacturer Part Number: EDI816256CAXF44B
• Description: 256Kx16 MONOLITHIC SRAM, SMD 5962-96795
• Manufacturer: WEDC [White Electronic Designs Corporation]

NOTE:
1. This parameter is guaranteed by design but not tested.
NOTE:
1. This parameter is guaranteed by design but not tested.
August 2004
Rev. 8
Parameter
Read Cycle Time
Address Access Time
Chip Enable Access Time
Chip Enable to Output in Low Z (1)
Chip Disable to Output in High Z (1)
Output Hold from Address Change
Output Enable to Output Valid
Output Enable to Output in Low Z (1)
Output Disable to Output in High Z(1)
LB#, UB# Access Time
LB#, UB# Enable to Low Z Output
LB#, UB# Disable to High Z Output
Parameter
Write Cycle Time
Chip Enable to End of Write
Address Setup Time
Address Valid to End of Write
Write Pulse Width
Write Recovery Time
Data Hold Time
Write to Output in High Z (1)
Data to Write Time
Output Active from End of Write (1)
LB, UB Valid to End of Write
White Electronic Designs
AC CHARACTERISTICS – WRITE CYCLE
AC CHARACTERISTICS – READ CYCLE
tUBLUBH
tLBLLBH
tAVUBH
tAVUBL
tWHQX
JEDEC
JEDEC
tWLWH
tWHAX
tWHDX
tDVWH
tELWH
tAVWH
tWLEH
tEHDX
tWLQZ
tDVEH
tELEH
tAVWL
tAVEH
tEHAX
t
tAVAV
tAVEL
t
t
t
t
t
t
t
t
t
t
t
t
t
UBLQV
UBLQX
UBHQZ
LBHQZ
t
LBLQV
LBLQX
GHQZ
AVQV
ELQV
ELQX
EHQZ
AVQX
GLQV
GLQX
AVAV
Symbol
Symbol
V
V
CC
CC
= 5V, V
= 5V, V
tWHZ
tWLZ
tWC
tCW
tCW
tAW
tAW
tAW
tWP
tWP
tWR
tWR
tDW
tDW
tBW
t
t
t
t
tDH
tDH
Alt.
t
t
t
Alt.
tAS
tAS
tAS
t
t
t
ACS
CHZ
t
OHZ
t
CLZ
OLZ
BLZ
BHZ
RC
OH
OE
AA
BA
SS
SS
= 0V, -55°C ≤ T
= 0V, -55°C ≤ T
Min
3
Min
17
17
14
14
14
14
14
14
14
10
10
14
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17ns
17ns
Max
Max
A
A
17
17
10
10
7
7
0
7
8
≤ +125°C
≤ +125°C
White Electronic Designs Corporation • [phone] • www.wedc.com
Min
Min
20
20
15
15
15
15
15
14
14
10
10
16
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20ns
20ns
Max
Max
20
20
10
10
7
7
0
7
8
Min
Min
25
25
17
17
17
17
17
15
15
12
12
18
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25ns
25ns
Max
Max
25
25
12
12
EDI816256CA
8
8
0
8
8
Min
Min
35
35
20
20
20
20
20
17
17
15
15
20
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35ns
35ns
Max
Max
35
35
10
15
10
15
10
10
0
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns