CY7C4231V-15JC Cypress Semiconductor Corp, CY7C4231V-15JC Datasheet - Page 13
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CY7C4231V-15JC
Manufacturer Part Number
CY7C4231V-15JC
Description
IC SYNC FIFO MEM 2KX9 LV 32-PLCC
Manufacturer
Cypress Semiconductor Corp
Series
CY7Cr
Specifications of CY7C4231V-15JC
Function
Synchronous
Memory Size
18K (2K x 9)
Data Rate
100MHz
Access Time
10ns
Voltage - Supply
3.3V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-PLCC
Configuration
Dual
Density
18Kb
Access Time (max)
11ns
Word Size
9b
Organization
2Kx9
Sync/async
Synchronous
Expandable
Yes
Bus Direction
Uni-Directional
Package Type
LCC
Clock Freq (max)
66.7MHz
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (min)
3V
Operating Supply Voltage (max)
3.6V
Supply Current
20mA
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
32
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
428-1220
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C4231V-15JC
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Document #: 38-06010 Rev. *A
Switching Waveforms
Notes:
18. t
19. PAE offset = n.
20. If a read is performed on this rising edge of the read clock, there will be Empty + (n 1) words in the FIFO when PAE goes LOW.
Full Flag Timing
Programmable Almost Empty Flag Timing
(if applicable)
(if applicable)
RCLK is less than t
WEN2
SKEW2
WEN2
Q
D
WCLK
WEN1
REN1,
WCLK
RCLK
WEN1
REN1,
REN2
RCLK
0
0
REN2
PAE
–D
–Q
OE
FF
is the minimum time between a rising WCLK and a rising RCLK edge for PAE to change state during that clock cycle. If the time between the edge of WCLK and the rising
8
8
t
DATA IN OUTPUT REGISTER
t
LOW
SKEW2
SKEW1
CLKH
, then PAE may not change state until the next RCLK.
[11]
t
ENS
NO WRITE
(continued)
t
SKEW2
t
WFF
t
t
A
ENH
t
t
ENS
ENS
[18]
t
t
ENH
ENH
t
CLKL
NO WRITE
t
DS
t
PAE
Note 19
DATA WRITE
DATA READ
CY7C4421V/4201V/4211V/4221V
t
ENS
t
t
SKEW1
WFF
N + 1 WORDS
[11]
CY7C4231V/4241V/4251V
t
ENS
INFIFO
t
ENS
NO WRITE
t
ENH
t
WFF
t
t
A
ENH
Note 20
NEXT DATA READ
Page 13 of 17
DATA WRITE
t
PAE