CY7C4251-10AXI Cypress Semiconductor Corp, CY7C4251-10AXI Datasheet - Page 11

• Manufacturer Part Number: CY7C4251-10AXI
• Description: IC SYNC FIFO MEM 8KX9 32-TQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr

Specifications of CY7C4251-10AXI

• Function: Synchronous
• Memory Size: 72K (8K x 9)
• Data Rate: 100MHz
• Access Time: 8ns
• Voltage - Supply: 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFP
• Configuration: Dual
• Density: 64Kb
• Access Time (max): 8ns
• Word Size: 9b
• Organization: 8Kx9
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Clock Freq (max): 100MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 40mA
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Document #: 38-06016 Rev. *B
Switching Waveforms
Full Flag Timing
Programmable Almost Empty Flag Timing
(if applicable)
(if applicable)
WEN2
Q
WEN2
D
WCLK
WEN1
REN1,
WCLK
RCLK
WEN1
REN1,
REN2
RCLK
0
0
REN2
PAE
–Q
–D
OE
FF
8
8
t
DATA IN OUTPUT REGISTER
t
LOW
SKEW1
CLKH
[15]
t
ENS
NO Write
(continued)
t
SKEW2
t
WFF
t
t
A
ENH
t
t
ENS
ENS
[22]
t
t
ENH
ENH
t
CLKL
NO Write
t
DS
t
PAE
Note
23
DATA Write
DATA Read
t
ENS
t
t
WFF
SKEW1
CY7C4421/4201/4211/4221
N + 1 WORDS
[15]
t
ENS
INFIFO
t
ENS
NO Write
CY7C4231/4241/4251
t
ENH
t
WFF
t
t
A
ENH
Note
24
NEXT DATA Read
Page 11 of 18
DATA Write
t
PAE