CY7C1355C-100AC CYPRESS [Cypress Semiconductor], CY7C1355C-100AC Datasheet - Page 25

• Manufacturer Part Number: CY7C1355C-100AC
• Description: 9-Mbit (256K x 36/512K x 18) Flow-Through SRAM with NoBL Architecture
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05539 Rev. **
Switching Characteristics
t
Clock
t
t
t
Output Times
t
t
t
t
t
t
t
Set-up Times
t
t
t
t
t
t
Hold Times
t
t
t
t
t
t
Notes:
20. Timing reference level is 1.5V when V
21. Test conditions shown in (a) of AC Test Loads unless otherwise noted.
22. This part has a voltage regulator internally; t
23. t
24. At any given voltage and temperature, t
25. This parameter is sampled and not 100% tested.
POWER
CYC
CH
CL
CDV
DOH
CLZ
CHZ
OEV
OELZ
OEHZ
AS
ALS
WES
CENS
DS
CES
AH
ALH
WEH
CENH
DH
CEH
Parameter
can be initiated.
data bus. These specifications do not imply a bus contention condition, but reflect parameters guaranteed over worst case user conditions. Device is designed
to achieve High-Z prior to Low-Z under the same system conditions
CHZ
, t
CLZ
,t
OELZ
, and t
V
Clock Cycle Time
Clock HIGH
Clock LOW
Data Output Valid after CLK Rise
Data Output Hold after CLK Rise
Clock to Low-Z
Clock to High-Z
OE LOW to Output Valid
OE LOW to Output Low-Z
OE HIGH to Output High-Z
Address Set-up before CLK Rise
ADV/LD Set-up before CLK Rise
WE, BW
CEN Set-up before CLK Rise
Data Input Set-up before CLK Rise
Chip Enable Set-Up before CLK Rise
Address Hold after CLK Rise
ADV/LD Hold after CLK Rise
WE, BW
CEN Hold after CLK Rise
Data Input Hold after CLK Rise
Chip Enable Hold after CLK Rise
OEHZ
DD
(Typical) to the First Access
are specified with AC test conditions shown in part (b) of AC Test Loads. Transition is measured ± 200 mV from steady-state voltage.
X
X
Set-up before CLK Rise
Hold after CLK Rise
DDQ
Description
[23, 24, 25]
OEHZ
Over the Operating Range
[23, 24, 25]
= 3.3V and is 1.25V when V
POWER
is less than t
is the time that the power needs to be supplied above V
[23, 24, 25]
[23, 24, 25]
OELZ
PRELIMINARY
[22]
and t
CHZ
DDQ
is less than t
[20, 21, 22, 23, 24, 25]
= 2.5V.
Min.
7.5
3.0
3.0
2.0
1.5
1.5
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
0.5
0.5
1
0
0
133 MHz
CLZ
Max.
6.5
3.5
3.5
3.5
to eliminate bus contention between SRAMs when sharing the same
Min.
8.5
3.2
3.2
2.0
1.5
1.5
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
0.5
0.5
1
0
0
117 MHz
DD
(minimum) initially, before a Read or Write operation
Max.
7.0
3.5
3.5
3.5
Min.
4.0
4.0
2.0
1.5
1.5
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
0.5
0.5
10
1
0
0
100 MHz
CY7C1355C
CY7C1357C
Max.
7.5
3.5
3.5
3.5
Page 25 of 33
Unit
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns