CY7C4255-25AC Cypress Semiconductor Corp, CY7C4255-25AC Datasheet - Page 10
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CY7C4255-25AC
Manufacturer Part Number
CY7C4255-25AC
Description
Manufacturer
Cypress Semiconductor Corp
Specifications of CY7C4255-25AC
Density
128Kb
Word Size
18b
Sync/async
Synchronous
Expandable
Yes
Package Type
TQFP
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
64
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C4255-25AC
Manufacturer:
CYPRESS
Quantity:
11 698
Document #: 38-06004 Rev. *C
Switching Waveforms
Half-Full Flag Timing
Programmable Almost Empty Flag Timing
Note:
20. PAE is offset = n. Number of data words into FIFO already = n.
PAE
WCLK
WCLK
RCLK
RCLK
WEN
WEN
REN
REN
HF
[20]
(continued)
HALF FULL OR LESS
t
t
CLKH
CLKH
t
t
ENS
ENS
t
t
ENH
ENH
t
t
CLKL
CLKL
t
PAE
t
HF
t
t
ENS
ENS
HALF FULL + 1
N + 1 WORDS
OR MORE
IN FIFO
t
PAE
t
HF
HALF FULLOR LESS
n WORDS IN FIFO
CY7C4255
CY7C4265
Page 10 of 22
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