CY7C027V-25AC Cypress Semiconductor Corp, CY7C027V-25AC Datasheet - Page 13

• Manufacturer Part Number: CY7C027V-25AC
• Description: IC SRAM 512KB DUAL 100-TQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C027V-25AC

• 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: Contains lead / RoHS non-compliant

Switching Waveforms
Interrupt Timing Diagrams
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Notes:
40. t
41. t
ADDRESS
ADDRESS
ADDRESS
ADDRESS
HA
INS
R/W
R/W
R/W
R/W
INT
depends on which enable pin (CE
INT
OE
CE
or t
INT
OE
INT
CE
CE
CE
INR
R
R
R
R
L
L
L
L
R
R
R
L
L
R
R
R
L
L
depends on which enable pin (CE
R
L
:
L
:
:
R
:
(continued)
L
t
INS
or R/W
t
WRITE 7FFE (FFFE for CY7C028V/38V)
WRITE 7FFF (FFFF for CY7C028V/38V)
INS
[41]
[41]
L
L
or R/W
) is deasserted first.
t
L
INR
) is asserted last.
t
WC
[41]
t
WC
t
INR
t
t
[41]
HA
HA
[40]
[40]
13
(FFFF for CY7C028V/38V)
(FFFF for CY7C028V/38V)
READ 7FFE
READ 7FFF
t
t
RC
RC
CY7C027V/028V
CY7C037V/038V