CY7C024-55AXC Cypress Semiconductor Corp, CY7C024-55AXC Datasheet - Page 15

• Manufacturer Part Number: CY7C024-55AXC
• Description: IC SRAM 64KBIT 55NS 100LQFP
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY7C024-55AXC

• Memory Size: 64K (4K x 16)
• Package / Case: 100-LQFP
• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Access Time: 55 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 230 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Ports: 2
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-2091; CY7C024-55AXC

Switching Waveforms
Note
Document #: 38-06035 Rev. *D
CE
Left Address Valid First:
CE
Right Address Valid First:
42. If t
L
ADDRESS
ADDRESS
R
Valid First:
ADDRESS
ADDRESS
PS
ADDRESS
ADDRESS
Valid First:
is violated, the busy signal is asserted on one side or the other, but there is no guarantee to which side BUSY is asserted.
BUSY
BUSY
BUSY
BUSY
CE
CE
CE
CE
L,R
L,R
R
R
R
L
L
L
R
L
R
R
L
L
Figure 14. Busy Timing Diagram No.2 (Address Arbitration)
(continued)
Figure 13. Busy Timing Diagram No.1 (CE Arbitration)
t
t
PS
PS
ADDRESS MATCH
ADDRESS MATCH
t
t
RC
RC
or t
or t
t
t
PS
PS
WC
WC
t
t
BLA
BLA
ADDRESS MATCH
ADDRESS MATCH
t
t
BLC
BLC
ADDRESS MISMATCH
ADDRESS MISMATCH
t
t
BHA
BHA
t
t
BHC
BHC
[42]
[42]
CY7C024/024A/0241
CY7C025/0251
Page 15 of 21
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