CY7C4241-10ACT データシートの表示（PDF） - Cypress Semiconductor
部品番号
コンポーネント説明
メーカー
CY7C4241-10ACT Datasheet PDF : 18 Pages
| |||
CY7C4421/4201/4211/4221
CY7C4231/4241/4251
Switching Characteristics Over the Operating Range
-10
-15
-25
Parameter
Description
Min. Max. Min. Max. Min. Max. Unit
tDH
Data Hold Time
0.5
1
1
ns
tENS
Enable Set-up Time
3
4
6
ns
tENH
tRS
Enable Hold Time
Reset Pulse Width[12]
0.5
1
1
ns
10
15
25
ns
tRSS
Reset Set-up Time
8
10
15
ns
tRSR
Reset Recovery Time
8
10
15
ns
tRSF
Reset to Flag and Output Time
tOLZ
Output Enable to Output in Low-Z[13]
10
15
25
ns
0
0
0
ns
tOE
Output Enable to Output Valid
tOHZ
Output Enable to Output in High-Z[13]
3
7
3
8
3
12
ns
3
7
3
8
3
12
ns
tWFF
Write Clock to Full Flag
8
10
15
ns
tREF
Read Clock to Empty Flag
8
10
15
ns
tPAF
Clock to Programmable Almost-Full Flag
8
10
15
ns
tPAE
Clock to Programmable Almost-Full Flag
8
10
15
ns
tSKEW1
Skew Time between Read Clock and Write Clock 5
for Empty Flag and Full Flag
6
10
ns
tSKEW2
Skew Time between Read Clock and Write Clock 10
15
18
ns
for Almost-Empty Flag and Almost-Full Flag
Switching Waveforms
Write Cycle Timing
WCLK
D0 –D8
WEN1
tCLKH
tCLK
tCLKL
tDS
tENS
tDH
tENH
NO OPERATION
WEN2
(if applicable)
FF
RCLK
tWFF
[14]
tSKEW1
tWFF
NO OPERATION
REN1,REN2
Notes:
12. Pulse widths less than minimum values are not allowed.
13. Values guaranteed by design, not currently tested.
Document #: 38-06016 Rev. *A
Page 8 of 18
Share Link: 