CY7C4221-15AXC Cypress Semiconductor Corp, CY7C4221-15AXC Datasheet - Page 8

• Manufacturer Part Number: CY7C4221-15AXC
• Description: IC,FIFO,1KX9,SYNCHRONOUS,CMOS,TQFP,32PIN,PLASTIC
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr

Specifications of CY7C4221-15AXC

• Function: Synchronous
• Memory Size: 9K (1K 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-TQFP
• Configuration: Dual
• Density: 8Kb
• Access Time (max): 10ns
• Word Size: 9b
• Organization: 1Kx9
• 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: 35mA
• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Document #: 38-06016 Rev. *B
Switching Characteristics
Switching Waveforms
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
REN1,REN2
Notes:
Write Cycle Timing
13. Pulse widths less than minimum values are not allowed.
14. Values guaranteed by design, not currently tested.
DH
ENS
ENH
RS
RSS
RSR
RSF
OLZ
OE
OHZ
WFF
REF
PAF
PAE
SKEW1
SKEW2
Parameter
(if applicable)
WEN2
D
WEN1
WCLK
RCLK
0
–D
FF
8
Data Hold Time
Enable Set-up Time
Enable Hold Time
Reset Pulse Width
Reset Set-up Time
Reset Recovery Time
Reset to Flag and Output Time
Output Enable to Output in Low-Z
Output Enable to Output Valid
Output Enable to Output in High-Z
Write Clock to Full Flag
Read Clock to Empty Flag
Clock to Programmable Almost-Full Flag
Clock to Programmable Almost-Full Flag
Skew Time between Read Clock and Write Clock
for Empty Flag and Full Flag
Skew Time between Read Clock and Write Clock
for Almost-Empty Flag and Almost-Full Flag
t
Description
SKEW1
[13]
Over the Operating Range
t
[15]
CLKH
t
WFF
[14]
[14]
t
CLK
t
DS
t
CLKL
t
ENS
Min.
0.5
0.5
10
10
3
8
8
0
3
3
5
-10
Max.
10
7
7
8
8
8
8
t
DH
t
ENH
t
CY7C4421/4201/4211/4221
WFF
Min.
15
10
10
15
1
4
1
0
3
3
6
-15
CY7C4231/4241/4251
Max.
15
10
10
10
10
NO OPERATION
NO OPERATION
8
8
Min.
25
15
15
10
18
1
6
1
0
3
3
-25
Max.
25
12
12
15
15
15
15
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Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns