CY7C4255-15AC Cypress Semiconductor Corp, CY7C4255-15AC Datasheet - Page 18
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CY7C4255-15AC
Manufacturer Part Number
CY7C4255-15AC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C4255-15AC.pdf
(23 pages)
Specifications of CY7C4255-15AC
Configuration
Dual
Density
144Kb
Access Time (max)
10ns
Word Size
18b
Organization
8Kx18
Sync/async
Synchronous
Expandable
Yes
Bus Direction
Uni-Directional
Package Type
TQFP
Clock Freq (max)
66.7MHz
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Supply Current
45mA
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:
CY7C4255-15AC
Manufacturer:
CYPRESS
Quantity:
591
Figure 22. Block Diagram of 8Kx18/16Kx18 Synchronous FIFO Memory with Programmable Flags used in Depth Expansion
Document #: 38-06004 Rev. *E
DATA IN(D)
LOAD (LD)
FF
PAF
WRITE CLOCK(WCLK)
WRITE ENABLE(WEN)
RESET (RS)
FIRST LOAD (FL)
V
V
CC
CC
FF
PAF
FF
PAF
FF
PAF
FL
FL
WXO RXO
WXO RXO
WXO RXO
Configuration
7C4255
7C4265
WXI RXI
7C4255
7C4265
WXI RXI
7C4255
7C4265
WXI RXI
PAE
PAE
PAE
EF
EF
EF
CY7C4255, CY7C4265, CY7C4265A
READ CLOCK(RCLK)
READ ENABLE(REN)
OUTPUT ENABLE(OE)
PAE
EF
DATA OUT (Q)
Page 18 of 23
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