CY7C4215-25JC Cypress Semiconductor Corp, CY7C4215-25JC Datasheet - Page 8
CY7C4215-25JC
Manufacturer Part Number
CY7C4215-25JC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C4215-25JC.pdf
(25 pages)
Specifications of CY7C4215-25JC
Density
8Kb
Word Size
18b
Sync/async
Synchronous
Expandable
Yes
Package Type
LCC
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
68
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CY7C4215-25JC
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Switching Waveforms
First Data Word Latency after Reset with Simultaneous Read and Write
Empty Flag Timing
Notes:
17. When t
18. The first word is available the cycle after EF goes HIGH, always.
Q
D
0
0
Q
WCLK
D
RCLK
WEN
–D
–Q
REN
0
0
WCLK
The Latency Timing applies only at the Empty Boundary (EF = LOW).
RCLK
OE
WEN
–D
–Q
EF
REN
17
17
OE
EF
17
17
SKEW2
t
ENS
t
DS
> minimum specification, t
t
t
DS
ENS
D
0
(FIRSTVALID WRITE)
D0
t
(continued)
SKEW2
t
ENH
t
FRL
FRL
t
SKEW2
[17]
(maximum) = t
t
OLZ
t
FRL
CLK
[17]
t
+ t
REF
SKEW2
t
D
REF
. When t
1
SKEW2
8
t
t
OE
A
< minimum specification, t
t
REF
t
DS
t
ENS
t
D
A
2
FRL
(maximum) = either 2*t
D1
t
SKEW2
t
CY7C4425/4205/4215
CY7C4225/4235/4245
ENH
t
FRL
[17]
D
0
t
A
[18]
D
3
CLK
D0
+ t
SKEW2
t
REF
or t
CLK
D
42X5–9
+ t
42X5–10
1
D
SKEW2
4
.