STK16C88-3_08 SIMTEK [Simtek Corporation], STK16C88-3_08 Datasheet - Page 5

• Manufacturer Part Number: STK16C88-3_08
• Description: 32Kx8 AutoStore+ nvSRAM
• Manufacturer: SIMTEK [Simtek Corporation]

Document Control #ML0019 Rev 2.0
SRAM WRITE CYCLES #1 & #2
Note i:
Note j:
SRAM WRITE CYCLE #1: W Controlled
SRAM WRITE CYCLE #2: E Controlled
NO.
12
13
14
15
16
17
18
19
20
21
DATA OUT
ADDRESS
ADDRESS
DATA OUT
Jan, 2008
DATA IN
DATA IN
If W is low when E goes low, the outputs remain in the high-impedance state.
E or W must be ≥ V
t
t
t
t
t
t
t
t
t
t
AVAV
WLWH
ELWH
DVWH
WHDX
AVWH
AVWL
WHAX
WLQZ
WHQX
#1
W
W
E
E
h, i
SYMBOLS
t
t
t
t
t
t
t
t
AVAV
WLEH
ELEH
DVEH
EHDX
AVEH
AVEL
EHAX
#2
IH
t
AVWL
18
during address transitions.
t
AVEL
18
PREVIOUS DATA
t
t
t
t
t
Alt.
t
t
t
t
t
OW
WC
WP
CW
DW
AW
WR
WZ
DH
AS
Write Cycle Time
Write Pulse Width
Chip Enable to End of Write
Data Set-up to End of Write
Data Hold after End of Write
Address Set-up to End of Write
Address Set-up to Start of Write
Address Hold after End of Write
Write Enable to Output Disable
Output Active after End of Write
t
WLQZ
t
AVEH
20
17
t
AVWH
17
t
WLWH
13
t
ELWH
14
t
j
AVAV
j
t
12
AVAV
12
5
HIGH IMPEDANCE
t
ELEH
PARAMETER
14
t
WLEH
13
HIGH IMPEDANCE
t
DVWH
15
t
DVEH
15
DATA VALID
DATA VALID
t
WHDX
t
16
WHAX
19
t
EHDX
t
EHAX
16
19
t
WHQX
21
(V
STK16C88-3-35
MIN
35
25
25
12
25
0
0
0
5
CC
STK16C88-3
= 3.0V-3.6V)
MAX
13
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns