CY7C027V-25AXC Cypress Semiconductor Corp, CY7C027V-25AXC Datasheet - Page 15

• Manufacturer Part Number: CY7C027V-25AXC
• Description: IC,SRAM,32KX16,CMOS,QFP,100PIN,PLASTIC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C027V-25AXC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 512K (32K x 16)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 428-2100; CY7C027V-25AXC

Switching Waveforms
Document #: 38-06078 Rev. *D
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Notes
ADDRESS
43. t
44. t
ADDRESS
ADDRESS
ADDRESS
HA
INS
R/W
depends on which enable pin (CE
R/W
R/W
or t
R/W
INT
INT
OE
INT
OE
INT
CE
CE
CE
CE
INR
R
R
R
R
R
R
R
L
L
L
L
L
L
R
R
R
L
L
depends on which enable pin (CE
R
L
:
L
:
R
:
:
(continued)
L
or R/W
t
INS
WRITE 7FFE (FFFE for CY7C028V/38V)
t
WRITE 7FFF (FFFF for CY7C028V/38V)
INS
[44]
L
[44]
L
or R/W
) is deasserted first.
L
Figure 15. Interrupt Timing Diagrams
t
) is asserted last.
INR
t
WC
[44]
t
WC
t
INR
t
t
[44]
HA
HA
[43]
[43]
(FFFE for CY7C028V/38V)
(FFFF for CY7C028V/38V)
READ 7FFE
READ 7FFF
t
t
RC
RC
CY7C027V/027AV/028V
CY7C037AV/038V
Page 15 of 22
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